diff --git a/.rat-excludes b/.rat-excludes index dccf2db8055ce..dc08c4a3673d2 100644 --- a/.rat-excludes +++ b/.rat-excludes @@ -74,5 +74,12 @@ logs .*scalastyle-output.xml .*dependency-reduced-pom.xml known_translations +json_expectation +local-1422981759269/* +local-1422981780767/* +local-1425081759269/* +local-1426533911241/* +local-1426633911242/* +local-1430917381534/* DESCRIPTION NAMESPACE diff --git a/R/pkg/DESCRIPTION b/R/pkg/DESCRIPTION index 1c1779a763c7e..efc85bbc4b316 100644 --- a/R/pkg/DESCRIPTION +++ b/R/pkg/DESCRIPTION @@ -15,11 +15,11 @@ Suggests: Description: R frontend for Spark License: Apache License (== 2.0) Collate: + 'schema.R' 'generics.R' 'jobj.R' 'RDD.R' 'pairRDD.R' - 'schema.R' 'column.R' 'group.R' 'DataFrame.R' diff --git a/R/pkg/NAMESPACE b/R/pkg/NAMESPACE index 528e6608c3c82..7611f479a628b 100644 --- a/R/pkg/NAMESPACE +++ b/R/pkg/NAMESPACE @@ -26,7 +26,6 @@ exportMethods("cache", "intersect", "isLocal", "join", - "length", "limit", "orderBy", "names", @@ -45,8 +44,6 @@ exportMethods("cache", "showDF", "sortDF", "take", - "toJSON", - "toRDD", "unionAll", "unpersist", "where", @@ -95,19 +92,14 @@ export("cacheTable", "createExternalTable", "dropTempTable", "jsonFile", - "jsonRDD", "loadDF", "parquetFile", "sql", "table", "tableNames", "tables", - "toDF", "uncacheTable") -export("sparkRSQL.init", - "sparkRHive.init") - export("structField", "structField.jobj", "structField.character", diff --git a/R/pkg/R/DataFrame.R b/R/pkg/R/DataFrame.R index 56c305d912587..354642e7bc307 100644 --- a/R/pkg/R/DataFrame.R +++ b/R/pkg/R/DataFrame.R @@ -45,6 +45,9 @@ setMethod("initialize", "DataFrame", function(.Object, sdf, isCached) { #' @rdname DataFrame #' @export +#' +#' @param sdf A Java object reference to the backing Scala DataFrame +#' @param isCached TRUE if the dataFrame is cached dataFrame <- function(sdf, isCached = FALSE) { new("DataFrame", sdf, isCached) } @@ -244,7 +247,7 @@ setMethod("columns", }) #' @rdname columns -#' @export +#' @aliases names,DataFrame,function-method setMethod("names", signature(x = "DataFrame"), function(x) { @@ -272,7 +275,7 @@ setMethod("names", setMethod("registerTempTable", signature(x = "DataFrame", tableName = "character"), function(x, tableName) { - callJMethod(x@sdf, "registerTempTable", tableName) + invisible(callJMethod(x@sdf, "registerTempTable", tableName)) }) #' insertInto @@ -399,23 +402,23 @@ setMethod("repartition", dataFrame(sdf) }) -#' toJSON -#' -#' Convert the rows of a DataFrame into JSON objects and return an RDD where -#' each element contains a JSON string. -#' -#' @param x A SparkSQL DataFrame -#' @return A StringRRDD of JSON objects -#' @rdname tojson -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' sqlCtx <- sparkRSQL.init(sc) -#' path <- "path/to/file.json" -#' df <- jsonFile(sqlCtx, path) -#' newRDD <- toJSON(df) -#'} +# toJSON +# +# Convert the rows of a DataFrame into JSON objects and return an RDD where +# each element contains a JSON string. +# +#@param x A SparkSQL DataFrame +# @return A StringRRDD of JSON objects +# @rdname tojson +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# sqlCtx <- sparkRSQL.init(sc) +# path <- "path/to/file.json" +# df <- jsonFile(sqlCtx, path) +# newRDD <- toJSON(df) +#} setMethod("toJSON", signature(x = "DataFrame"), function(x) { @@ -578,8 +581,8 @@ setMethod("limit", dataFrame(res) }) -# Take the first NUM rows of a DataFrame and return a the results as a data.frame - +#' Take the first NUM rows of a DataFrame and return a the results as a data.frame +#' #' @rdname take #' @export #' @examples @@ -644,22 +647,22 @@ setMethod("first", take(x, 1) }) -#' toRDD() -#' -#' Converts a Spark DataFrame to an RDD while preserving column names. -#' -#' @param x A Spark DataFrame -#' -#' @rdname DataFrame -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' sqlCtx <- sparkRSQL.init(sc) -#' path <- "path/to/file.json" -#' df <- jsonFile(sqlCtx, path) -#' rdd <- toRDD(df) -#' } +# toRDD() +# +# Converts a Spark DataFrame to an RDD while preserving column names. +# +# @param x A Spark DataFrame +# +# @rdname DataFrame +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# sqlCtx <- sparkRSQL.init(sc) +# path <- "path/to/file.json" +# df <- jsonFile(sqlCtx, path) +# rdd <- toRDD(df) +# } setMethod("toRDD", signature(x = "DataFrame"), function(x) { @@ -706,6 +709,7 @@ setMethod("groupBy", #' #' Compute aggregates by specifying a list of columns #' +#' @param x a DataFrame #' @rdname DataFrame #' @export setMethod("agg", @@ -721,7 +725,7 @@ setMethod("agg", # the requested map function. # ################################################################################### -#' @rdname lapply +# @rdname lapply setMethod("lapply", signature(X = "DataFrame", FUN = "function"), function(X, FUN) { @@ -729,14 +733,14 @@ setMethod("lapply", lapply(rdd, FUN) }) -#' @rdname lapply +# @rdname lapply setMethod("map", signature(X = "DataFrame", FUN = "function"), function(X, FUN) { lapply(X, FUN) }) -#' @rdname flatMap +# @rdname flatMap setMethod("flatMap", signature(X = "DataFrame", FUN = "function"), function(X, FUN) { @@ -744,7 +748,7 @@ setMethod("flatMap", flatMap(rdd, FUN) }) -#' @rdname lapplyPartition +# @rdname lapplyPartition setMethod("lapplyPartition", signature(X = "DataFrame", FUN = "function"), function(X, FUN) { @@ -752,14 +756,14 @@ setMethod("lapplyPartition", lapplyPartition(rdd, FUN) }) -#' @rdname lapplyPartition +# @rdname lapplyPartition setMethod("mapPartitions", signature(X = "DataFrame", FUN = "function"), function(X, FUN) { lapplyPartition(X, FUN) }) -#' @rdname foreach +# @rdname foreach setMethod("foreach", signature(x = "DataFrame", func = "function"), function(x, func) { @@ -767,7 +771,7 @@ setMethod("foreach", foreach(rdd, func) }) -#' @rdname foreach +# @rdname foreach setMethod("foreachPartition", signature(x = "DataFrame", func = "function"), function(x, func) { @@ -788,6 +792,7 @@ setMethod("$", signature(x = "DataFrame"), getColumn(x, name) }) +#' @rdname select setMethod("$<-", signature(x = "DataFrame"), function(x, name, value) { stopifnot(class(value) == "Column" || is.null(value)) @@ -1009,7 +1014,7 @@ setMethod("sortDF", }) #' @rdname sortDF -#' @export +#' @aliases orderBy,DataFrame,function-method setMethod("orderBy", signature(x = "DataFrame", col = "characterOrColumn"), function(x, col) { @@ -1046,7 +1051,7 @@ setMethod("filter", }) #' @rdname filter -#' @export +#' @aliases where,DataFrame,function-method setMethod("where", signature(x = "DataFrame", condition = "characterOrColumn"), function(x, condition) { diff --git a/R/pkg/R/RDD.R b/R/pkg/R/RDD.R index d1018c2361670..73999a6737032 100644 --- a/R/pkg/R/RDD.R +++ b/R/pkg/R/RDD.R @@ -19,16 +19,16 @@ setOldClass("jobj") -#' @title S4 class that represents an RDD -#' @description RDD can be created using functions like -#' \code{parallelize}, \code{textFile} etc. -#' @rdname RDD -#' @seealso parallelize, textFile -#' -#' @slot env An R environment that stores bookkeeping states of the RDD -#' @slot jrdd Java object reference to the backing JavaRDD -#' to an RDD -#' @export +# @title S4 class that represents an RDD +# @description RDD can be created using functions like +# \code{parallelize}, \code{textFile} etc. +# @rdname RDD +# @seealso parallelize, textFile +# +# @slot env An R environment that stores bookkeeping states of the RDD +# @slot jrdd Java object reference to the backing JavaRDD +# to an RDD +# @export setClass("RDD", slots = list(env = "environment", jrdd = "jobj")) @@ -108,14 +108,14 @@ setMethod("initialize", "PipelinedRDD", function(.Object, prev, func, jrdd_val) .Object }) -#' @rdname RDD -#' @export -#' -#' @param jrdd Java object reference to the backing JavaRDD -#' @param serializedMode Use "byte" if the RDD stores data serialized in R, "string" if the RDD -#' stores strings, and "row" if the RDD stores the rows of a DataFrame -#' @param isCached TRUE if the RDD is cached -#' @param isCheckpointed TRUE if the RDD has been checkpointed +# @rdname RDD +# @export +# +# @param jrdd Java object reference to the backing JavaRDD +# @param serializedMode Use "byte" if the RDD stores data serialized in R, "string" if the RDD +# stores strings, and "row" if the RDD stores the rows of a DataFrame +# @param isCached TRUE if the RDD is cached +# @param isCheckpointed TRUE if the RDD has been checkpointed RDD <- function(jrdd, serializedMode = "byte", isCached = FALSE, isCheckpointed = FALSE) { new("RDD", jrdd, serializedMode, isCached, isCheckpointed) @@ -200,19 +200,19 @@ setValidity("RDD", ############ Actions and Transformations ############ -#' Persist an RDD -#' -#' Persist this RDD with the default storage level (MEMORY_ONLY). -#' -#' @param x The RDD to cache -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2L) -#' cache(rdd) -#'} -#' @rdname cache-methods -#' @aliases cache,RDD-method +# Persist an RDD +# +# Persist this RDD with the default storage level (MEMORY_ONLY). +# +# @param x The RDD to cache +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2L) +# cache(rdd) +#} +# @rdname cache-methods +# @aliases cache,RDD-method setMethod("cache", signature(x = "RDD"), function(x) { @@ -221,22 +221,22 @@ setMethod("cache", x }) -#' Persist an RDD -#' -#' Persist this RDD with the specified storage level. For details of the -#' supported storage levels, refer to -#' http://spark.apache.org/docs/latest/programming-guide.html#rdd-persistence. -#' -#' @param x The RDD to persist -#' @param newLevel The new storage level to be assigned -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2L) -#' persist(rdd, "MEMORY_AND_DISK") -#'} -#' @rdname persist -#' @aliases persist,RDD-method +# Persist an RDD +# +# Persist this RDD with the specified storage level. For details of the +# supported storage levels, refer to +# http://spark.apache.org/docs/latest/programming-guide.html#rdd-persistence. +# +# @param x The RDD to persist +# @param newLevel The new storage level to be assigned +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2L) +# persist(rdd, "MEMORY_AND_DISK") +#} +# @rdname persist +# @aliases persist,RDD-method setMethod("persist", signature(x = "RDD", newLevel = "character"), function(x, newLevel) { @@ -245,21 +245,21 @@ setMethod("persist", x }) -#' Unpersist an RDD -#' -#' Mark the RDD as non-persistent, and remove all blocks for it from memory and -#' disk. -#' -#' @param x The RDD to unpersist -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2L) -#' cache(rdd) # rdd@@env$isCached == TRUE -#' unpersist(rdd) # rdd@@env$isCached == FALSE -#'} -#' @rdname unpersist-methods -#' @aliases unpersist,RDD-method +# Unpersist an RDD +# +# Mark the RDD as non-persistent, and remove all blocks for it from memory and +# disk. +# +# @param x The RDD to unpersist +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2L) +# cache(rdd) # rdd@@env$isCached == TRUE +# unpersist(rdd) # rdd@@env$isCached == FALSE +#} +# @rdname unpersist-methods +# @aliases unpersist,RDD-method setMethod("unpersist", signature(x = "RDD"), function(x) { @@ -268,24 +268,24 @@ setMethod("unpersist", x }) -#' Checkpoint an RDD -#' -#' Mark this RDD for checkpointing. It will be saved to a file inside the -#' checkpoint directory set with setCheckpointDir() and all references to its -#' parent RDDs will be removed. This function must be called before any job has -#' been executed on this RDD. It is strongly recommended that this RDD is -#' persisted in memory, otherwise saving it on a file will require recomputation. -#' -#' @param x The RDD to checkpoint -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' setCheckpointDir(sc, "checkpoint") -#' rdd <- parallelize(sc, 1:10, 2L) -#' checkpoint(rdd) -#'} -#' @rdname checkpoint-methods -#' @aliases checkpoint,RDD-method +# Checkpoint an RDD +# +# Mark this RDD for checkpointing. It will be saved to a file inside the +# checkpoint directory set with setCheckpointDir() and all references to its +# parent RDDs will be removed. This function must be called before any job has +# been executed on this RDD. It is strongly recommended that this RDD is +# persisted in memory, otherwise saving it on a file will require recomputation. +# +# @param x The RDD to checkpoint +# @examples +#\dontrun{ +# sc <- sparkR.init() +# setCheckpointDir(sc, "checkpoint") +# rdd <- parallelize(sc, 1:10, 2L) +# checkpoint(rdd) +#} +# @rdname checkpoint-methods +# @aliases checkpoint,RDD-method setMethod("checkpoint", signature(x = "RDD"), function(x) { @@ -295,18 +295,18 @@ setMethod("checkpoint", x }) -#' Gets the number of partitions of an RDD -#' -#' @param x A RDD. -#' @return the number of partitions of rdd as an integer. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2L) -#' numPartitions(rdd) # 2L -#'} -#' @rdname numPartitions -#' @aliases numPartitions,RDD-method +# Gets the number of partitions of an RDD +# +# @param x A RDD. +# @return the number of partitions of rdd as an integer. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2L) +# numPartitions(rdd) # 2L +#} +# @rdname numPartitions +# @aliases numPartitions,RDD-method setMethod("numPartitions", signature(x = "RDD"), function(x) { @@ -315,24 +315,24 @@ setMethod("numPartitions", callJMethod(partitions, "size") }) -#' Collect elements of an RDD -#' -#' @description -#' \code{collect} returns a list that contains all of the elements in this RDD. -#' -#' @param x The RDD to collect -#' @param ... Other optional arguments to collect -#' @param flatten FALSE if the list should not flattened -#' @return a list containing elements in the RDD -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2L) -#' collect(rdd) # list from 1 to 10 -#' collectPartition(rdd, 0L) # list from 1 to 5 -#'} -#' @rdname collect-methods -#' @aliases collect,RDD-method +# Collect elements of an RDD +# +# @description +# \code{collect} returns a list that contains all of the elements in this RDD. +# +# @param x The RDD to collect +# @param ... Other optional arguments to collect +# @param flatten FALSE if the list should not flattened +# @return a list containing elements in the RDD +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2L) +# collect(rdd) # list from 1 to 10 +# collectPartition(rdd, 0L) # list from 1 to 5 +#} +# @rdname collect-methods +# @aliases collect,RDD-method setMethod("collect", signature(x = "RDD"), function(x, flatten = TRUE) { @@ -343,12 +343,12 @@ setMethod("collect", }) -#' @description -#' \code{collectPartition} returns a list that contains all of the elements -#' in the specified partition of the RDD. -#' @param partitionId the partition to collect (starts from 0) -#' @rdname collect-methods -#' @aliases collectPartition,integer,RDD-method +# @description +# \code{collectPartition} returns a list that contains all of the elements +# in the specified partition of the RDD. +# @param partitionId the partition to collect (starts from 0) +# @rdname collect-methods +# @aliases collectPartition,integer,RDD-method setMethod("collectPartition", signature(x = "RDD", partitionId = "integer"), function(x, partitionId) { @@ -361,17 +361,17 @@ setMethod("collectPartition", serializedMode = getSerializedMode(x)) }) -#' @description -#' \code{collectAsMap} returns a named list as a map that contains all of the elements -#' in a key-value pair RDD. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, 2), list(3, 4)), 2L) -#' collectAsMap(rdd) # list(`1` = 2, `3` = 4) -#'} -#' @rdname collect-methods -#' @aliases collectAsMap,RDD-method +# @description +# \code{collectAsMap} returns a named list as a map that contains all of the elements +# in a key-value pair RDD. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, 2), list(3, 4)), 2L) +# collectAsMap(rdd) # list(`1` = 2, `3` = 4) +#} +# @rdname collect-methods +# @aliases collectAsMap,RDD-method setMethod("collectAsMap", signature(x = "RDD"), function(x) { @@ -381,19 +381,19 @@ setMethod("collectAsMap", as.list(map) }) -#' Return the number of elements in the RDD. -#' -#' @param x The RDD to count -#' @return number of elements in the RDD. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' count(rdd) # 10 -#' length(rdd) # Same as count -#'} -#' @rdname count -#' @aliases count,RDD-method +# Return the number of elements in the RDD. +# +# @param x The RDD to count +# @return number of elements in the RDD. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# count(rdd) # 10 +# length(rdd) # Same as count +#} +# @rdname count +# @aliases count,RDD-method setMethod("count", signature(x = "RDD"), function(x) { @@ -405,31 +405,31 @@ setMethod("count", sum(as.integer(vals)) }) -#' Return the number of elements in the RDD -#' @export -#' @rdname count +# Return the number of elements in the RDD +# @export +# @rdname count setMethod("length", signature(x = "RDD"), function(x) { count(x) }) -#' Return the count of each unique value in this RDD as a list of -#' (value, count) pairs. -#' -#' Same as countByValue in Spark. -#' -#' @param x The RDD to count -#' @return list of (value, count) pairs, where count is number of each unique -#' value in rdd. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, c(1,2,3,2,1)) -#' countByValue(rdd) # (1,2L), (2,2L), (3,1L) -#'} -#' @rdname countByValue -#' @aliases countByValue,RDD-method +# Return the count of each unique value in this RDD as a list of +# (value, count) pairs. +# +# Same as countByValue in Spark. +# +# @param x The RDD to count +# @return list of (value, count) pairs, where count is number of each unique +# value in rdd. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, c(1,2,3,2,1)) +# countByValue(rdd) # (1,2L), (2,2L), (3,1L) +#} +# @rdname countByValue +# @aliases countByValue,RDD-method setMethod("countByValue", signature(x = "RDD"), function(x) { @@ -437,23 +437,23 @@ setMethod("countByValue", collect(reduceByKey(ones, `+`, numPartitions(x))) }) -#' Apply a function to all elements -#' -#' This function creates a new RDD by applying the given transformation to all -#' elements of the given RDD -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on each element -#' @return a new RDD created by the transformation. -#' @rdname lapply -#' @aliases lapply -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' multiplyByTwo <- lapply(rdd, function(x) { x * 2 }) -#' collect(multiplyByTwo) # 2,4,6... -#'} +# Apply a function to all elements +# +# This function creates a new RDD by applying the given transformation to all +# elements of the given RDD +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on each element +# @return a new RDD created by the transformation. +# @rdname lapply +# @aliases lapply +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# multiplyByTwo <- lapply(rdd, function(x) { x * 2 }) +# collect(multiplyByTwo) # 2,4,6... +#} setMethod("lapply", signature(X = "RDD", FUN = "function"), function(X, FUN) { @@ -463,31 +463,31 @@ setMethod("lapply", lapplyPartitionsWithIndex(X, func) }) -#' @rdname lapply -#' @aliases map,RDD,function-method +# @rdname lapply +# @aliases map,RDD,function-method setMethod("map", signature(X = "RDD", FUN = "function"), function(X, FUN) { lapply(X, FUN) }) -#' Flatten results after apply a function to all elements -#' -#' This function return a new RDD by first applying a function to all -#' elements of this RDD, and then flattening the results. -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on each element -#' @return a new RDD created by the transformation. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' multiplyByTwo <- flatMap(rdd, function(x) { list(x*2, x*10) }) -#' collect(multiplyByTwo) # 2,20,4,40,6,60... -#'} -#' @rdname flatMap -#' @aliases flatMap,RDD,function-method +# Flatten results after apply a function to all elements +# +# This function return a new RDD by first applying a function to all +# elements of this RDD, and then flattening the results. +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on each element +# @return a new RDD created by the transformation. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# multiplyByTwo <- flatMap(rdd, function(x) { list(x*2, x*10) }) +# collect(multiplyByTwo) # 2,20,4,40,6,60... +#} +# @rdname flatMap +# @aliases flatMap,RDD,function-method setMethod("flatMap", signature(X = "RDD", FUN = "function"), function(X, FUN) { @@ -500,83 +500,83 @@ setMethod("flatMap", lapplyPartition(X, partitionFunc) }) -#' Apply a function to each partition of an RDD -#' -#' Return a new RDD by applying a function to each partition of this RDD. -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on each partition. -#' @return a new RDD created by the transformation. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' partitionSum <- lapplyPartition(rdd, function(part) { Reduce("+", part) }) -#' collect(partitionSum) # 15, 40 -#'} -#' @rdname lapplyPartition -#' @aliases lapplyPartition,RDD,function-method +# Apply a function to each partition of an RDD +# +# Return a new RDD by applying a function to each partition of this RDD. +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on each partition. +# @return a new RDD created by the transformation. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# partitionSum <- lapplyPartition(rdd, function(part) { Reduce("+", part) }) +# collect(partitionSum) # 15, 40 +#} +# @rdname lapplyPartition +# @aliases lapplyPartition,RDD,function-method setMethod("lapplyPartition", signature(X = "RDD", FUN = "function"), function(X, FUN) { lapplyPartitionsWithIndex(X, function(s, part) { FUN(part) }) }) -#' mapPartitions is the same as lapplyPartition. -#' -#' @rdname lapplyPartition -#' @aliases mapPartitions,RDD,function-method +# mapPartitions is the same as lapplyPartition. +# +# @rdname lapplyPartition +# @aliases mapPartitions,RDD,function-method setMethod("mapPartitions", signature(X = "RDD", FUN = "function"), function(X, FUN) { lapplyPartition(X, FUN) }) -#' Return a new RDD by applying a function to each partition of this RDD, while -#' tracking the index of the original partition. -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on each partition; takes the partition -#' index and a list of elements in the particular partition. -#' @return a new RDD created by the transformation. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 5L) -#' prod <- lapplyPartitionsWithIndex(rdd, function(partIndex, part) { -#' partIndex * Reduce("+", part) }) -#' collect(prod, flatten = FALSE) # 0, 7, 22, 45, 76 -#'} -#' @rdname lapplyPartitionsWithIndex -#' @aliases lapplyPartitionsWithIndex,RDD,function-method +# Return a new RDD by applying a function to each partition of this RDD, while +# tracking the index of the original partition. +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on each partition; takes the partition +# index and a list of elements in the particular partition. +# @return a new RDD created by the transformation. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 5L) +# prod <- lapplyPartitionsWithIndex(rdd, function(partIndex, part) { +# partIndex * Reduce("+", part) }) +# collect(prod, flatten = FALSE) # 0, 7, 22, 45, 76 +#} +# @rdname lapplyPartitionsWithIndex +# @aliases lapplyPartitionsWithIndex,RDD,function-method setMethod("lapplyPartitionsWithIndex", signature(X = "RDD", FUN = "function"), function(X, FUN) { PipelinedRDD(X, FUN) }) -#' @rdname lapplyPartitionsWithIndex -#' @aliases mapPartitionsWithIndex,RDD,function-method +# @rdname lapplyPartitionsWithIndex +# @aliases mapPartitionsWithIndex,RDD,function-method setMethod("mapPartitionsWithIndex", signature(X = "RDD", FUN = "function"), function(X, FUN) { lapplyPartitionsWithIndex(X, FUN) }) -#' This function returns a new RDD containing only the elements that satisfy -#' a predicate (i.e. returning TRUE in a given logical function). -#' The same as `filter()' in Spark. -#' -#' @param x The RDD to be filtered. -#' @param f A unary predicate function. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' unlist(collect(filterRDD(rdd, function (x) { x < 3 }))) # c(1, 2) -#'} -#' @rdname filterRDD -#' @aliases filterRDD,RDD,function-method +# This function returns a new RDD containing only the elements that satisfy +# a predicate (i.e. returning TRUE in a given logical function). +# The same as `filter()' in Spark. +# +# @param x The RDD to be filtered. +# @param f A unary predicate function. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# unlist(collect(filterRDD(rdd, function (x) { x < 3 }))) # c(1, 2) +#} +# @rdname filterRDD +# @aliases filterRDD,RDD,function-method setMethod("filterRDD", signature(x = "RDD", f = "function"), function(x, f) { @@ -586,30 +586,30 @@ setMethod("filterRDD", lapplyPartition(x, filter.func) }) -#' @rdname filterRDD -#' @aliases Filter +# @rdname filterRDD +# @aliases Filter setMethod("Filter", signature(f = "function", x = "RDD"), function(f, x) { filterRDD(x, f) }) -#' Reduce across elements of an RDD. -#' -#' This function reduces the elements of this RDD using the -#' specified commutative and associative binary operator. -#' -#' @param x The RDD to reduce -#' @param func Commutative and associative function to apply on elements -#' of the RDD. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' reduce(rdd, "+") # 55 -#'} -#' @rdname reduce -#' @aliases reduce,RDD,ANY-method +# Reduce across elements of an RDD. +# +# This function reduces the elements of this RDD using the +# specified commutative and associative binary operator. +# +# @param x The RDD to reduce +# @param func Commutative and associative function to apply on elements +# of the RDD. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# reduce(rdd, "+") # 55 +#} +# @rdname reduce +# @aliases reduce,RDD,ANY-method setMethod("reduce", signature(x = "RDD", func = "ANY"), function(x, func) { @@ -623,70 +623,70 @@ setMethod("reduce", Reduce(func, partitionList) }) -#' Get the maximum element of an RDD. -#' -#' @param x The RDD to get the maximum element from -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' maximum(rdd) # 10 -#'} -#' @rdname maximum -#' @aliases maximum,RDD +# Get the maximum element of an RDD. +# +# @param x The RDD to get the maximum element from +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# maximum(rdd) # 10 +#} +# @rdname maximum +# @aliases maximum,RDD setMethod("maximum", signature(x = "RDD"), function(x) { reduce(x, max) }) -#' Get the minimum element of an RDD. -#' -#' @param x The RDD to get the minimum element from -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' minimum(rdd) # 1 -#'} -#' @rdname minimum -#' @aliases minimum,RDD +# Get the minimum element of an RDD. +# +# @param x The RDD to get the minimum element from +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# minimum(rdd) # 1 +#} +# @rdname minimum +# @aliases minimum,RDD setMethod("minimum", signature(x = "RDD"), function(x) { reduce(x, min) }) -#' Add up the elements in an RDD. -#' -#' @param x The RDD to add up the elements in -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' sumRDD(rdd) # 55 -#'} -#' @rdname sumRDD -#' @aliases sumRDD,RDD +# Add up the elements in an RDD. +# +# @param x The RDD to add up the elements in +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# sumRDD(rdd) # 55 +#} +# @rdname sumRDD +# @aliases sumRDD,RDD setMethod("sumRDD", signature(x = "RDD"), function(x) { reduce(x, "+") }) -#' Applies a function to all elements in an RDD, and force evaluation. -#' -#' @param x The RDD to apply the function -#' @param func The function to be applied. -#' @return invisible NULL. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' foreach(rdd, function(x) { save(x, file=...) }) -#'} -#' @rdname foreach -#' @aliases foreach,RDD,function-method +# Applies a function to all elements in an RDD, and force evaluation. +# +# @param x The RDD to apply the function +# @param func The function to be applied. +# @return invisible NULL. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# foreach(rdd, function(x) { save(x, file=...) }) +#} +# @rdname foreach +# @aliases foreach,RDD,function-method setMethod("foreach", signature(x = "RDD", func = "function"), function(x, func) { @@ -697,37 +697,37 @@ setMethod("foreach", invisible(collect(mapPartitions(x, partition.func))) }) -#' Applies a function to each partition in an RDD, and force evaluation. -#' -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' foreachPartition(rdd, function(part) { save(part, file=...); NULL }) -#'} -#' @rdname foreach -#' @aliases foreachPartition,RDD,function-method +# Applies a function to each partition in an RDD, and force evaluation. +# +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# foreachPartition(rdd, function(part) { save(part, file=...); NULL }) +#} +# @rdname foreach +# @aliases foreachPartition,RDD,function-method setMethod("foreachPartition", signature(x = "RDD", func = "function"), function(x, func) { invisible(collect(mapPartitions(x, func))) }) -#' Take elements from an RDD. -#' -#' This function takes the first NUM elements in the RDD and -#' returns them in a list. -#' -#' @param x The RDD to take elements from -#' @param num Number of elements to take -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' take(rdd, 2L) # list(1, 2) -#'} -#' @rdname take -#' @aliases take,RDD,numeric-method +# Take elements from an RDD. +# +# This function takes the first NUM elements in the RDD and +# returns them in a list. +# +# @param x The RDD to take elements from +# @param num Number of elements to take +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# take(rdd, 2L) # list(1, 2) +#} +# @rdname take +# @aliases take,RDD,numeric-method setMethod("take", signature(x = "RDD", num = "numeric"), function(x, num) { @@ -762,39 +762,39 @@ setMethod("take", }) -#' First -#' -#' Return the first element of an RDD -#' -#' @rdname first -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' first(rdd) -#' } +# First +# +# Return the first element of an RDD +# +# @rdname first +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# first(rdd) +# } setMethod("first", signature(x = "RDD"), function(x) { take(x, 1)[[1]] }) -#' Removes the duplicates from RDD. -#' -#' This function returns a new RDD containing the distinct elements in the -#' given RDD. The same as `distinct()' in Spark. -#' -#' @param x The RDD to remove duplicates from. -#' @param numPartitions Number of partitions to create. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, c(1,2,2,3,3,3)) -#' sort(unlist(collect(distinct(rdd)))) # c(1, 2, 3) -#'} -#' @rdname distinct -#' @aliases distinct,RDD-method +# Removes the duplicates from RDD. +# +# This function returns a new RDD containing the distinct elements in the +# given RDD. The same as `distinct()' in Spark. +# +# @param x The RDD to remove duplicates from. +# @param numPartitions Number of partitions to create. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, c(1,2,2,3,3,3)) +# sort(unlist(collect(distinct(rdd)))) # c(1, 2, 3) +#} +# @rdname distinct +# @aliases distinct,RDD-method setMethod("distinct", signature(x = "RDD"), function(x, numPartitions = SparkR:::numPartitions(x)) { @@ -806,24 +806,24 @@ setMethod("distinct", resRDD }) -#' Return an RDD that is a sampled subset of the given RDD. -#' -#' The same as `sample()' in Spark. (We rename it due to signature -#' inconsistencies with the `sample()' function in R's base package.) -#' -#' @param x The RDD to sample elements from -#' @param withReplacement Sampling with replacement or not -#' @param fraction The (rough) sample target fraction -#' @param seed Randomness seed value -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' collect(sampleRDD(rdd, FALSE, 0.5, 1618L)) # ~5 distinct elements -#' collect(sampleRDD(rdd, TRUE, 0.5, 9L)) # ~5 elements possibly with duplicates -#'} -#' @rdname sampleRDD -#' @aliases sampleRDD,RDD +# Return an RDD that is a sampled subset of the given RDD. +# +# The same as `sample()' in Spark. (We rename it due to signature +# inconsistencies with the `sample()' function in R's base package.) +# +# @param x The RDD to sample elements from +# @param withReplacement Sampling with replacement or not +# @param fraction The (rough) sample target fraction +# @param seed Randomness seed value +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# collect(sampleRDD(rdd, FALSE, 0.5, 1618L)) # ~5 distinct elements +# collect(sampleRDD(rdd, TRUE, 0.5, 9L)) # ~5 elements possibly with duplicates +#} +# @rdname sampleRDD +# @aliases sampleRDD,RDD setMethod("sampleRDD", signature(x = "RDD", withReplacement = "logical", fraction = "numeric", seed = "integer"), @@ -867,23 +867,23 @@ setMethod("sampleRDD", lapplyPartitionsWithIndex(x, samplingFunc) }) -#' Return a list of the elements that are a sampled subset of the given RDD. -#' -#' @param x The RDD to sample elements from -#' @param withReplacement Sampling with replacement or not -#' @param num Number of elements to return -#' @param seed Randomness seed value -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:100) -#' # exactly 5 elements sampled, which may not be distinct -#' takeSample(rdd, TRUE, 5L, 1618L) -#' # exactly 5 distinct elements sampled -#' takeSample(rdd, FALSE, 5L, 16181618L) -#'} -#' @rdname takeSample -#' @aliases takeSample,RDD +# Return a list of the elements that are a sampled subset of the given RDD. +# +# @param x The RDD to sample elements from +# @param withReplacement Sampling with replacement or not +# @param num Number of elements to return +# @param seed Randomness seed value +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:100) +# # exactly 5 elements sampled, which may not be distinct +# takeSample(rdd, TRUE, 5L, 1618L) +# # exactly 5 distinct elements sampled +# takeSample(rdd, FALSE, 5L, 16181618L) +#} +# @rdname takeSample +# @aliases takeSample,RDD setMethod("takeSample", signature(x = "RDD", withReplacement = "logical", num = "integer", seed = "integer"), function(x, withReplacement, num, seed) { @@ -930,18 +930,18 @@ setMethod("takeSample", signature(x = "RDD", withReplacement = "logical", sample(samples)[1:total] }) -#' Creates tuples of the elements in this RDD by applying a function. -#' -#' @param x The RDD. -#' @param func The function to be applied. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1, 2, 3)) -#' collect(keyBy(rdd, function(x) { x*x })) # list(list(1, 1), list(4, 2), list(9, 3)) -#'} -#' @rdname keyBy -#' @aliases keyBy,RDD +# Creates tuples of the elements in this RDD by applying a function. +# +# @param x The RDD. +# @param func The function to be applied. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1, 2, 3)) +# collect(keyBy(rdd, function(x) { x*x })) # list(list(1, 1), list(4, 2), list(9, 3)) +#} +# @rdname keyBy +# @aliases keyBy,RDD setMethod("keyBy", signature(x = "RDD", func = "function"), function(x, func) { @@ -951,44 +951,44 @@ setMethod("keyBy", lapply(x, apply.func) }) -#' Return a new RDD that has exactly numPartitions partitions. -#' Can increase or decrease the level of parallelism in this RDD. Internally, -#' this uses a shuffle to redistribute data. -#' If you are decreasing the number of partitions in this RDD, consider using -#' coalesce, which can avoid performing a shuffle. -#' -#' @param x The RDD. -#' @param numPartitions Number of partitions to create. -#' @seealso coalesce -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1, 2, 3, 4, 5, 6, 7), 4L) -#' numPartitions(rdd) # 4 -#' numPartitions(repartition(rdd, 2L)) # 2 -#'} -#' @rdname repartition -#' @aliases repartition,RDD +# Return a new RDD that has exactly numPartitions partitions. +# Can increase or decrease the level of parallelism in this RDD. Internally, +# this uses a shuffle to redistribute data. +# If you are decreasing the number of partitions in this RDD, consider using +# coalesce, which can avoid performing a shuffle. +# +# @param x The RDD. +# @param numPartitions Number of partitions to create. +# @seealso coalesce +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1, 2, 3, 4, 5, 6, 7), 4L) +# numPartitions(rdd) # 4 +# numPartitions(repartition(rdd, 2L)) # 2 +#} +# @rdname repartition +# @aliases repartition,RDD setMethod("repartition", signature(x = "RDD", numPartitions = "numeric"), function(x, numPartitions) { coalesce(x, numPartitions, TRUE) }) -#' Return a new RDD that is reduced into numPartitions partitions. -#' -#' @param x The RDD. -#' @param numPartitions Number of partitions to create. -#' @seealso repartition -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1, 2, 3, 4, 5), 3L) -#' numPartitions(rdd) # 3 -#' numPartitions(coalesce(rdd, 1L)) # 1 -#'} -#' @rdname coalesce -#' @aliases coalesce,RDD +# Return a new RDD that is reduced into numPartitions partitions. +# +# @param x The RDD. +# @param numPartitions Number of partitions to create. +# @seealso repartition +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1, 2, 3, 4, 5), 3L) +# numPartitions(rdd) # 3 +# numPartitions(coalesce(rdd, 1L)) # 1 +#} +# @rdname coalesce +# @aliases coalesce,RDD setMethod("coalesce", signature(x = "RDD", numPartitions = "numeric"), function(x, numPartitions, shuffle = FALSE) { @@ -1012,19 +1012,19 @@ setMethod("coalesce", } }) -#' Save this RDD as a SequenceFile of serialized objects. -#' -#' @param x The RDD to save -#' @param path The directory where the file is saved -#' @seealso objectFile -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:3) -#' saveAsObjectFile(rdd, "/tmp/sparkR-tmp") -#'} -#' @rdname saveAsObjectFile -#' @aliases saveAsObjectFile,RDD +# Save this RDD as a SequenceFile of serialized objects. +# +# @param x The RDD to save +# @param path The directory where the file is saved +# @seealso objectFile +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:3) +# saveAsObjectFile(rdd, "/tmp/sparkR-tmp") +#} +# @rdname saveAsObjectFile +# @aliases saveAsObjectFile,RDD setMethod("saveAsObjectFile", signature(x = "RDD", path = "character"), function(x, path) { @@ -1037,18 +1037,18 @@ setMethod("saveAsObjectFile", invisible(callJMethod(getJRDD(x), "saveAsObjectFile", path)) }) -#' Save this RDD as a text file, using string representations of elements. -#' -#' @param x The RDD to save -#' @param path The directory where the partitions of the text file are saved -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:3) -#' saveAsTextFile(rdd, "/tmp/sparkR-tmp") -#'} -#' @rdname saveAsTextFile -#' @aliases saveAsTextFile,RDD +# Save this RDD as a text file, using string representations of elements. +# +# @param x The RDD to save +# @param path The directory where the partitions of the text file are saved +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:3) +# saveAsTextFile(rdd, "/tmp/sparkR-tmp") +#} +# @rdname saveAsTextFile +# @aliases saveAsTextFile,RDD setMethod("saveAsTextFile", signature(x = "RDD", path = "character"), function(x, path) { @@ -1061,21 +1061,21 @@ setMethod("saveAsTextFile", callJMethod(getJRDD(stringRdd, serializedMode = "string"), "saveAsTextFile", path)) }) -#' Sort an RDD by the given key function. -#' -#' @param x An RDD to be sorted. -#' @param func A function used to compute the sort key for each element. -#' @param ascending A flag to indicate whether the sorting is ascending or descending. -#' @param numPartitions Number of partitions to create. -#' @return An RDD where all elements are sorted. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(3, 2, 1)) -#' collect(sortBy(rdd, function(x) { x })) # list (1, 2, 3) -#'} -#' @rdname sortBy -#' @aliases sortBy,RDD,RDD-method +# Sort an RDD by the given key function. +# +# @param x An RDD to be sorted. +# @param func A function used to compute the sort key for each element. +# @param ascending A flag to indicate whether the sorting is ascending or descending. +# @param numPartitions Number of partitions to create. +# @return An RDD where all elements are sorted. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(3, 2, 1)) +# collect(sortBy(rdd, function(x) { x })) # list (1, 2, 3) +#} +# @rdname sortBy +# @aliases sortBy,RDD,RDD-method setMethod("sortBy", signature(x = "RDD", func = "function"), function(x, func, ascending = TRUE, numPartitions = SparkR:::numPartitions(x)) { @@ -1137,97 +1137,97 @@ takeOrderedElem <- function(x, num, ascending = TRUE) { resList } -#' Returns the first N elements from an RDD in ascending order. -#' -#' @param x An RDD. -#' @param num Number of elements to return. -#' @return The first N elements from the RDD in ascending order. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(10, 1, 2, 9, 3, 4, 5, 6, 7)) -#' takeOrdered(rdd, 6L) # list(1, 2, 3, 4, 5, 6) -#'} -#' @rdname takeOrdered -#' @aliases takeOrdered,RDD,RDD-method +# Returns the first N elements from an RDD in ascending order. +# +# @param x An RDD. +# @param num Number of elements to return. +# @return The first N elements from the RDD in ascending order. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(10, 1, 2, 9, 3, 4, 5, 6, 7)) +# takeOrdered(rdd, 6L) # list(1, 2, 3, 4, 5, 6) +#} +# @rdname takeOrdered +# @aliases takeOrdered,RDD,RDD-method setMethod("takeOrdered", signature(x = "RDD", num = "integer"), function(x, num) { takeOrderedElem(x, num) }) -#' Returns the top N elements from an RDD. -#' -#' @param x An RDD. -#' @param num Number of elements to return. -#' @return The top N elements from the RDD. -#' @rdname top -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(10, 1, 2, 9, 3, 4, 5, 6, 7)) -#' top(rdd, 6L) # list(10, 9, 7, 6, 5, 4) -#'} -#' @rdname top -#' @aliases top,RDD,RDD-method +# Returns the top N elements from an RDD. +# +# @param x An RDD. +# @param num Number of elements to return. +# @return The top N elements from the RDD. +# @rdname top +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(10, 1, 2, 9, 3, 4, 5, 6, 7)) +# top(rdd, 6L) # list(10, 9, 7, 6, 5, 4) +#} +# @rdname top +# @aliases top,RDD,RDD-method setMethod("top", signature(x = "RDD", num = "integer"), function(x, num) { takeOrderedElem(x, num, FALSE) }) -#' Fold an RDD using a given associative function and a neutral "zero value". -#' -#' Aggregate the elements of each partition, and then the results for all the -#' partitions, using a given associative function and a neutral "zero value". -#' -#' @param x An RDD. -#' @param zeroValue A neutral "zero value". -#' @param op An associative function for the folding operation. -#' @return The folding result. -#' @rdname fold -#' @seealso reduce -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1, 2, 3, 4, 5)) -#' fold(rdd, 0, "+") # 15 -#'} -#' @rdname fold -#' @aliases fold,RDD,RDD-method +# Fold an RDD using a given associative function and a neutral "zero value". +# +# Aggregate the elements of each partition, and then the results for all the +# partitions, using a given associative function and a neutral "zero value". +# +# @param x An RDD. +# @param zeroValue A neutral "zero value". +# @param op An associative function for the folding operation. +# @return The folding result. +# @rdname fold +# @seealso reduce +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1, 2, 3, 4, 5)) +# fold(rdd, 0, "+") # 15 +#} +# @rdname fold +# @aliases fold,RDD,RDD-method setMethod("fold", signature(x = "RDD", zeroValue = "ANY", op = "ANY"), function(x, zeroValue, op) { aggregateRDD(x, zeroValue, op, op) }) -#' Aggregate an RDD using the given combine functions and a neutral "zero value". -#' -#' Aggregate the elements of each partition, and then the results for all the -#' partitions, using given combine functions and a neutral "zero value". -#' -#' @param x An RDD. -#' @param zeroValue A neutral "zero value". -#' @param seqOp A function to aggregate the RDD elements. It may return a different -#' result type from the type of the RDD elements. -#' @param combOp A function to aggregate results of seqOp. -#' @return The aggregation result. -#' @rdname aggregateRDD -#' @seealso reduce -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1, 2, 3, 4)) -#' zeroValue <- list(0, 0) -#' seqOp <- function(x, y) { list(x[[1]] + y, x[[2]] + 1) } -#' combOp <- function(x, y) { list(x[[1]] + y[[1]], x[[2]] + y[[2]]) } -#' aggregateRDD(rdd, zeroValue, seqOp, combOp) # list(10, 4) -#'} -#' @rdname aggregateRDD -#' @aliases aggregateRDD,RDD,RDD-method +# Aggregate an RDD using the given combine functions and a neutral "zero value". +# +# Aggregate the elements of each partition, and then the results for all the +# partitions, using given combine functions and a neutral "zero value". +# +# @param x An RDD. +# @param zeroValue A neutral "zero value". +# @param seqOp A function to aggregate the RDD elements. It may return a different +# result type from the type of the RDD elements. +# @param combOp A function to aggregate results of seqOp. +# @return The aggregation result. +# @rdname aggregateRDD +# @seealso reduce +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1, 2, 3, 4)) +# zeroValue <- list(0, 0) +# seqOp <- function(x, y) { list(x[[1]] + y, x[[2]] + 1) } +# combOp <- function(x, y) { list(x[[1]] + y[[1]], x[[2]] + y[[2]]) } +# aggregateRDD(rdd, zeroValue, seqOp, combOp) # list(10, 4) +#} +# @rdname aggregateRDD +# @aliases aggregateRDD,RDD,RDD-method setMethod("aggregateRDD", signature(x = "RDD", zeroValue = "ANY", seqOp = "ANY", combOp = "ANY"), function(x, zeroValue, seqOp, combOp) { @@ -1240,25 +1240,25 @@ setMethod("aggregateRDD", Reduce(combOp, partitionList, zeroValue) }) -#' Pipes elements to a forked external process. -#' -#' The same as 'pipe()' in Spark. -#' -#' @param x The RDD whose elements are piped to the forked external process. -#' @param command The command to fork an external process. -#' @param env A named list to set environment variables of the external process. -#' @return A new RDD created by piping all elements to a forked external process. -#' @rdname pipeRDD -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' collect(pipeRDD(rdd, "more") -#' Output: c("1", "2", ..., "10") -#'} -#' @rdname pipeRDD -#' @aliases pipeRDD,RDD,character-method +# Pipes elements to a forked external process. +# +# The same as 'pipe()' in Spark. +# +# @param x The RDD whose elements are piped to the forked external process. +# @param command The command to fork an external process. +# @param env A named list to set environment variables of the external process. +# @return A new RDD created by piping all elements to a forked external process. +# @rdname pipeRDD +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# collect(pipeRDD(rdd, "more") +# Output: c("1", "2", ..., "10") +#} +# @rdname pipeRDD +# @aliases pipeRDD,RDD,character-method setMethod("pipeRDD", signature(x = "RDD", command = "character"), function(x, command, env = list()) { @@ -1274,41 +1274,41 @@ setMethod("pipeRDD", }) # TODO: Consider caching the name in the RDD's environment -#' Return an RDD's name. -#' -#' @param x The RDD whose name is returned. -#' @rdname name -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1,2,3)) -#' name(rdd) # NULL (if not set before) -#'} -#' @rdname name -#' @aliases name,RDD +# Return an RDD's name. +# +# @param x The RDD whose name is returned. +# @rdname name +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1,2,3)) +# name(rdd) # NULL (if not set before) +#} +# @rdname name +# @aliases name,RDD setMethod("name", signature(x = "RDD"), function(x) { callJMethod(getJRDD(x), "name") }) -#' Set an RDD's name. -#' -#' @param x The RDD whose name is to be set. -#' @param name The RDD name to be set. -#' @return a new RDD renamed. -#' @rdname setName -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(1,2,3)) -#' setName(rdd, "myRDD") -#' name(rdd) # "myRDD" -#'} -#' @rdname setName -#' @aliases setName,RDD +# Set an RDD's name. +# +# @param x The RDD whose name is to be set. +# @param name The RDD name to be set. +# @return a new RDD renamed. +# @rdname setName +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(1,2,3)) +# setName(rdd, "myRDD") +# name(rdd) # "myRDD" +#} +# @rdname setName +# @aliases setName,RDD setMethod("setName", signature(x = "RDD", name = "character"), function(x, name) { @@ -1316,25 +1316,25 @@ setMethod("setName", x }) -#' Zip an RDD with generated unique Long IDs. -#' -#' Items in the kth partition will get ids k, n+k, 2*n+k, ..., where -#' n is the number of partitions. So there may exist gaps, but this -#' method won't trigger a spark job, which is different from -#' zipWithIndex. -#' -#' @param x An RDD to be zipped. -#' @return An RDD with zipped items. -#' @seealso zipWithIndex -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list("a", "b", "c", "d", "e"), 3L) -#' collect(zipWithUniqueId(rdd)) -#' # list(list("a", 0), list("b", 3), list("c", 1), list("d", 4), list("e", 2)) -#'} -#' @rdname zipWithUniqueId -#' @aliases zipWithUniqueId,RDD +# Zip an RDD with generated unique Long IDs. +# +# Items in the kth partition will get ids k, n+k, 2*n+k, ..., where +# n is the number of partitions. So there may exist gaps, but this +# method won't trigger a spark job, which is different from +# zipWithIndex. +# +# @param x An RDD to be zipped. +# @return An RDD with zipped items. +# @seealso zipWithIndex +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list("a", "b", "c", "d", "e"), 3L) +# collect(zipWithUniqueId(rdd)) +# # list(list("a", 0), list("b", 3), list("c", 1), list("d", 4), list("e", 2)) +#} +# @rdname zipWithUniqueId +# @aliases zipWithUniqueId,RDD setMethod("zipWithUniqueId", signature(x = "RDD"), function(x) { @@ -1353,28 +1353,28 @@ setMethod("zipWithUniqueId", lapplyPartitionsWithIndex(x, partitionFunc) }) -#' Zip an RDD with its element indices. -#' -#' The ordering is first based on the partition index and then the -#' ordering of items within each partition. So the first item in -#' the first partition gets index 0, and the last item in the last -#' partition receives the largest index. -#' -#' This method needs to trigger a Spark job when this RDD contains -#' more than one partition. -#' -#' @param x An RDD to be zipped. -#' @return An RDD with zipped items. -#' @seealso zipWithUniqueId -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list("a", "b", "c", "d", "e"), 3L) -#' collect(zipWithIndex(rdd)) -#' # list(list("a", 0), list("b", 1), list("c", 2), list("d", 3), list("e", 4)) -#'} -#' @rdname zipWithIndex -#' @aliases zipWithIndex,RDD +# Zip an RDD with its element indices. +# +# The ordering is first based on the partition index and then the +# ordering of items within each partition. So the first item in +# the first partition gets index 0, and the last item in the last +# partition receives the largest index. +# +# This method needs to trigger a Spark job when this RDD contains +# more than one partition. +# +# @param x An RDD to be zipped. +# @return An RDD with zipped items. +# @seealso zipWithUniqueId +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list("a", "b", "c", "d", "e"), 3L) +# collect(zipWithIndex(rdd)) +# # list(list("a", 0), list("b", 1), list("c", 2), list("d", 3), list("e", 4)) +#} +# @rdname zipWithIndex +# @aliases zipWithIndex,RDD setMethod("zipWithIndex", signature(x = "RDD"), function(x) { @@ -1406,20 +1406,20 @@ setMethod("zipWithIndex", lapplyPartitionsWithIndex(x, partitionFunc) }) -#' Coalesce all elements within each partition of an RDD into a list. -#' -#' @param x An RDD. -#' @return An RDD created by coalescing all elements within -#' each partition into a list. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, as.list(1:4), 2L) -#' collect(glom(rdd)) -#' # list(list(1, 2), list(3, 4)) -#'} -#' @rdname glom -#' @aliases glom,RDD +# Coalesce all elements within each partition of an RDD into a list. +# +# @param x An RDD. +# @return An RDD created by coalescing all elements within +# each partition into a list. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, as.list(1:4), 2L) +# collect(glom(rdd)) +# # list(list(1, 2), list(3, 4)) +#} +# @rdname glom +# @aliases glom,RDD setMethod("glom", signature(x = "RDD"), function(x) { @@ -1432,21 +1432,21 @@ setMethod("glom", ############ Binary Functions ############# -#' Return the union RDD of two RDDs. -#' The same as union() in Spark. -#' -#' @param x An RDD. -#' @param y An RDD. -#' @return a new RDD created by performing the simple union (witout removing -#' duplicates) of two input RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:3) -#' unionRDD(rdd, rdd) # 1, 2, 3, 1, 2, 3 -#'} -#' @rdname unionRDD -#' @aliases unionRDD,RDD,RDD-method +# Return the union RDD of two RDDs. +# The same as union() in Spark. +# +# @param x An RDD. +# @param y An RDD. +# @return a new RDD created by performing the simple union (witout removing +# duplicates) of two input RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:3) +# unionRDD(rdd, rdd) # 1, 2, 3, 1, 2, 3 +#} +# @rdname unionRDD +# @aliases unionRDD,RDD,RDD-method setMethod("unionRDD", signature(x = "RDD", y = "RDD"), function(x, y) { @@ -1463,27 +1463,27 @@ setMethod("unionRDD", union.rdd }) -#' Zip an RDD with another RDD. -#' -#' Zips this RDD with another one, returning key-value pairs with the -#' first element in each RDD second element in each RDD, etc. Assumes -#' that the two RDDs have the same number of partitions and the same -#' number of elements in each partition (e.g. one was made through -#' a map on the other). -#' -#' @param x An RDD to be zipped. -#' @param other Another RDD to be zipped. -#' @return An RDD zipped from the two RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, 0:4) -#' rdd2 <- parallelize(sc, 1000:1004) -#' collect(zipRDD(rdd1, rdd2)) -#' # list(list(0, 1000), list(1, 1001), list(2, 1002), list(3, 1003), list(4, 1004)) -#'} -#' @rdname zipRDD -#' @aliases zipRDD,RDD +# Zip an RDD with another RDD. +# +# Zips this RDD with another one, returning key-value pairs with the +# first element in each RDD second element in each RDD, etc. Assumes +# that the two RDDs have the same number of partitions and the same +# number of elements in each partition (e.g. one was made through +# a map on the other). +# +# @param x An RDD to be zipped. +# @param other Another RDD to be zipped. +# @return An RDD zipped from the two RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, 0:4) +# rdd2 <- parallelize(sc, 1000:1004) +# collect(zipRDD(rdd1, rdd2)) +# # list(list(0, 1000), list(1, 1001), list(2, 1002), list(3, 1003), list(4, 1004)) +#} +# @rdname zipRDD +# @aliases zipRDD,RDD setMethod("zipRDD", signature(x = "RDD", other = "RDD"), function(x, other) { @@ -1502,24 +1502,24 @@ setMethod("zipRDD", mergePartitions(rdd, TRUE) }) -#' Cartesian product of this RDD and another one. -#' -#' Return the Cartesian product of this RDD and another one, -#' that is, the RDD of all pairs of elements (a, b) where a -#' is in this and b is in other. -#' -#' @param x An RDD. -#' @param other An RDD. -#' @return A new RDD which is the Cartesian product of these two RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:2) -#' sortByKey(cartesian(rdd, rdd)) -#' # list(list(1, 1), list(1, 2), list(2, 1), list(2, 2)) -#'} -#' @rdname cartesian -#' @aliases cartesian,RDD,RDD-method +# Cartesian product of this RDD and another one. +# +# Return the Cartesian product of this RDD and another one, +# that is, the RDD of all pairs of elements (a, b) where a +# is in this and b is in other. +# +# @param x An RDD. +# @param other An RDD. +# @return A new RDD which is the Cartesian product of these two RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:2) +# sortByKey(cartesian(rdd, rdd)) +# # list(list(1, 1), list(1, 2), list(2, 1), list(2, 2)) +#} +# @rdname cartesian +# @aliases cartesian,RDD,RDD-method setMethod("cartesian", signature(x = "RDD", other = "RDD"), function(x, other) { @@ -1532,24 +1532,24 @@ setMethod("cartesian", mergePartitions(rdd, FALSE) }) -#' Subtract an RDD with another RDD. -#' -#' Return an RDD with the elements from this that are not in other. -#' -#' @param x An RDD. -#' @param other An RDD. -#' @param numPartitions Number of the partitions in the result RDD. -#' @return An RDD with the elements from this that are not in other. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(1, 1, 2, 2, 3, 4)) -#' rdd2 <- parallelize(sc, list(2, 4)) -#' collect(subtract(rdd1, rdd2)) -#' # list(1, 1, 3) -#'} -#' @rdname subtract -#' @aliases subtract,RDD +# Subtract an RDD with another RDD. +# +# Return an RDD with the elements from this that are not in other. +# +# @param x An RDD. +# @param other An RDD. +# @param numPartitions Number of the partitions in the result RDD. +# @return An RDD with the elements from this that are not in other. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(1, 1, 2, 2, 3, 4)) +# rdd2 <- parallelize(sc, list(2, 4)) +# collect(subtract(rdd1, rdd2)) +# # list(1, 1, 3) +#} +# @rdname subtract +# @aliases subtract,RDD setMethod("subtract", signature(x = "RDD", other = "RDD"), function(x, other, numPartitions = SparkR:::numPartitions(x)) { @@ -1559,28 +1559,28 @@ setMethod("subtract", keys(subtractByKey(rdd1, rdd2, numPartitions)) }) -#' Intersection of this RDD and another one. -#' -#' Return the intersection of this RDD and another one. -#' The output will not contain any duplicate elements, -#' even if the input RDDs did. Performs a hash partition -#' across the cluster. -#' Note that this method performs a shuffle internally. -#' -#' @param x An RDD. -#' @param other An RDD. -#' @param numPartitions The number of partitions in the result RDD. -#' @return An RDD which is the intersection of these two RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(1, 10, 2, 3, 4, 5)) -#' rdd2 <- parallelize(sc, list(1, 6, 2, 3, 7, 8)) -#' collect(sortBy(intersection(rdd1, rdd2), function(x) { x })) -#' # list(1, 2, 3) -#'} -#' @rdname intersection -#' @aliases intersection,RDD +# Intersection of this RDD and another one. +# +# Return the intersection of this RDD and another one. +# The output will not contain any duplicate elements, +# even if the input RDDs did. Performs a hash partition +# across the cluster. +# Note that this method performs a shuffle internally. +# +# @param x An RDD. +# @param other An RDD. +# @param numPartitions The number of partitions in the result RDD. +# @return An RDD which is the intersection of these two RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(1, 10, 2, 3, 4, 5)) +# rdd2 <- parallelize(sc, list(1, 6, 2, 3, 7, 8)) +# collect(sortBy(intersection(rdd1, rdd2), function(x) { x })) +# # list(1, 2, 3) +#} +# @rdname intersection +# @aliases intersection,RDD setMethod("intersection", signature(x = "RDD", other = "RDD"), function(x, other, numPartitions = SparkR:::numPartitions(x)) { @@ -1596,26 +1596,26 @@ setMethod("intersection", keys(filterRDD(cogroup(rdd1, rdd2, numPartitions = numPartitions), filterFunction)) }) -#' Zips an RDD's partitions with one (or more) RDD(s). -#' Same as zipPartitions in Spark. -#' -#' @param ... RDDs to be zipped. -#' @param func A function to transform zipped partitions. -#' @return A new RDD by applying a function to the zipped partitions. -#' Assumes that all the RDDs have the *same number of partitions*, but -#' does *not* require them to have the same number of elements in each partition. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, 1:2, 2L) # 1, 2 -#' rdd2 <- parallelize(sc, 1:4, 2L) # 1:2, 3:4 -#' rdd3 <- parallelize(sc, 1:6, 2L) # 1:3, 4:6 -#' collect(zipPartitions(rdd1, rdd2, rdd3, -#' func = function(x, y, z) { list(list(x, y, z))} )) -#' # list(list(1, c(1,2), c(1,2,3)), list(2, c(3,4), c(4,5,6))) -#'} -#' @rdname zipRDD -#' @aliases zipPartitions,RDD +# Zips an RDD's partitions with one (or more) RDD(s). +# Same as zipPartitions in Spark. +# +# @param ... RDDs to be zipped. +# @param func A function to transform zipped partitions. +# @return A new RDD by applying a function to the zipped partitions. +# Assumes that all the RDDs have the *same number of partitions*, but +# does *not* require them to have the same number of elements in each partition. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, 1:2, 2L) # 1, 2 +# rdd2 <- parallelize(sc, 1:4, 2L) # 1:2, 3:4 +# rdd3 <- parallelize(sc, 1:6, 2L) # 1:3, 4:6 +# collect(zipPartitions(rdd1, rdd2, rdd3, +# func = function(x, y, z) { list(list(x, y, z))} )) +# # list(list(1, c(1,2), c(1,2,3)), list(2, c(3,4), c(4,5,6))) +#} +# @rdname zipRDD +# @aliases zipPartitions,RDD setMethod("zipPartitions", "RDD", function(..., func) { diff --git a/R/pkg/R/SQLContext.R b/R/pkg/R/SQLContext.R index 4f05ba524a01a..cae06e6af2bff 100644 --- a/R/pkg/R/SQLContext.R +++ b/R/pkg/R/SQLContext.R @@ -150,21 +150,21 @@ createDataFrame <- function(sqlCtx, data, schema = NULL, samplingRatio = 1.0) { dataFrame(sdf) } -#' toDF -#' -#' Converts an RDD to a DataFrame by infer the types. -#' -#' @param x An RDD -#' -#' @rdname DataFrame -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' sqlCtx <- sparkRSQL.init(sc) -#' rdd <- lapply(parallelize(sc, 1:10), function(x) list(a=x, b=as.character(x))) -#' df <- toDF(rdd) -#' } +# toDF +# +# Converts an RDD to a DataFrame by infer the types. +# +# @param x An RDD +# +# @rdname DataFrame +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# sqlCtx <- sparkRSQL.init(sc) +# rdd <- lapply(parallelize(sc, 1:10), function(x) list(a=x, b=as.character(x))) +# df <- toDF(rdd) +# } setGeneric("toDF", function(x, ...) { standardGeneric("toDF") }) @@ -207,23 +207,23 @@ jsonFile <- function(sqlCtx, path) { } -#' JSON RDD -#' -#' Loads an RDD storing one JSON object per string as a DataFrame. -#' -#' @param sqlCtx SQLContext to use -#' @param rdd An RDD of JSON string -#' @param schema A StructType object to use as schema -#' @param samplingRatio The ratio of simpling used to infer the schema -#' @return A DataFrame -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' sqlCtx <- sparkRSQL.init(sc) -#' rdd <- texFile(sc, "path/to/json") -#' df <- jsonRDD(sqlCtx, rdd) -#' } +# JSON RDD +# +# Loads an RDD storing one JSON object per string as a DataFrame. +# +# @param sqlCtx SQLContext to use +# @param rdd An RDD of JSON string +# @param schema A StructType object to use as schema +# @param samplingRatio The ratio of simpling used to infer the schema +# @return A DataFrame +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# sqlCtx <- sparkRSQL.init(sc) +# rdd <- texFile(sc, "path/to/json") +# df <- jsonRDD(sqlCtx, rdd) +# } # TODO: support schema jsonRDD <- function(sqlCtx, rdd, schema = NULL, samplingRatio = 1.0) { diff --git a/R/pkg/R/broadcast.R b/R/pkg/R/broadcast.R index 583fa2e7fdcfd..23dc38780716e 100644 --- a/R/pkg/R/broadcast.R +++ b/R/pkg/R/broadcast.R @@ -23,21 +23,21 @@ .broadcastValues <- new.env() .broadcastIdToName <- new.env() -#' @title S4 class that represents a Broadcast variable -#' @description Broadcast variables can be created using the broadcast -#' function from a \code{SparkContext}. -#' @rdname broadcast-class -#' @seealso broadcast -#' -#' @param id Id of the backing Spark broadcast variable -#' @export +# @title S4 class that represents a Broadcast variable +# @description Broadcast variables can be created using the broadcast +# function from a \code{SparkContext}. +# @rdname broadcast-class +# @seealso broadcast +# +# @param id Id of the backing Spark broadcast variable +# @export setClass("Broadcast", slots = list(id = "character")) -#' @rdname broadcast-class -#' @param value Value of the broadcast variable -#' @param jBroadcastRef reference to the backing Java broadcast object -#' @param objName name of broadcasted object -#' @export +# @rdname broadcast-class +# @param value Value of the broadcast variable +# @param jBroadcastRef reference to the backing Java broadcast object +# @param objName name of broadcasted object +# @export Broadcast <- function(id, value, jBroadcastRef, objName) { .broadcastValues[[id]] <- value .broadcastNames[[as.character(objName)]] <- jBroadcastRef @@ -45,13 +45,13 @@ Broadcast <- function(id, value, jBroadcastRef, objName) { new("Broadcast", id = id) } -#' @description -#' \code{value} can be used to get the value of a broadcast variable inside -#' a distributed function. -#' -#' @param bcast The broadcast variable to get -#' @rdname broadcast -#' @aliases value,Broadcast-method +# @description +# \code{value} can be used to get the value of a broadcast variable inside +# a distributed function. +# +# @param bcast The broadcast variable to get +# @rdname broadcast +# @aliases value,Broadcast-method setMethod("value", signature(bcast = "Broadcast"), function(bcast) { @@ -62,24 +62,24 @@ setMethod("value", } }) -#' Internal function to set values of a broadcast variable. -#' -#' This function is used internally by Spark to set the value of a broadcast -#' variable on workers. Not intended for use outside the package. -#' -#' @rdname broadcast-internal -#' @seealso broadcast, value +# Internal function to set values of a broadcast variable. +# +# This function is used internally by Spark to set the value of a broadcast +# variable on workers. Not intended for use outside the package. +# +# @rdname broadcast-internal +# @seealso broadcast, value -#' @param bcastId The id of broadcast variable to set -#' @param value The value to be set -#' @export +# @param bcastId The id of broadcast variable to set +# @param value The value to be set +# @export setBroadcastValue <- function(bcastId, value) { bcastIdStr <- as.character(bcastId) .broadcastValues[[bcastIdStr]] <- value } -#' Helper function to clear the list of broadcast variables we know about -#' Should be called when the SparkR JVM backend is shutdown +# Helper function to clear the list of broadcast variables we know about +# Should be called when the SparkR JVM backend is shutdown clearBroadcastVariables <- function() { bcasts <- ls(.broadcastNames) rm(list = bcasts, envir = .broadcastNames) diff --git a/R/pkg/R/context.R b/R/pkg/R/context.R index b4845b6948997..43be9c904fdf6 100644 --- a/R/pkg/R/context.R +++ b/R/pkg/R/context.R @@ -25,27 +25,27 @@ getMinPartitions <- function(sc, minPartitions) { as.integer(minPartitions) } -#' Create an RDD from a text file. -#' -#' This function reads a text file from HDFS, a local file system (available on all -#' nodes), or any Hadoop-supported file system URI, and creates an -#' RDD of strings from it. -#' -#' @param sc SparkContext to use -#' @param path Path of file to read. A vector of multiple paths is allowed. -#' @param minPartitions Minimum number of partitions to be created. If NULL, the default -#' value is chosen based on available parallelism. -#' @return RDD where each item is of type \code{character} -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' lines <- textFile(sc, "myfile.txt") -#'} +# Create an RDD from a text file. +# +# This function reads a text file from HDFS, a local file system (available on all +# nodes), or any Hadoop-supported file system URI, and creates an +# RDD of strings from it. +# +# @param sc SparkContext to use +# @param path Path of file to read. A vector of multiple paths is allowed. +# @param minPartitions Minimum number of partitions to be created. If NULL, the default +# value is chosen based on available parallelism. +# @return RDD where each item is of type \code{character} +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# lines <- textFile(sc, "myfile.txt") +#} textFile <- function(sc, path, minPartitions = NULL) { # Allow the user to have a more flexible definiton of the text file path path <- suppressWarnings(normalizePath(path)) - #' Convert a string vector of paths to a string containing comma separated paths + # Convert a string vector of paths to a string containing comma separated paths path <- paste(path, collapse = ",") jrdd <- callJMethod(sc, "textFile", path, getMinPartitions(sc, minPartitions)) @@ -53,27 +53,27 @@ textFile <- function(sc, path, minPartitions = NULL) { RDD(jrdd, "string") } -#' Load an RDD saved as a SequenceFile containing serialized objects. -#' -#' The file to be loaded should be one that was previously generated by calling -#' saveAsObjectFile() of the RDD class. -#' -#' @param sc SparkContext to use -#' @param path Path of file to read. A vector of multiple paths is allowed. -#' @param minPartitions Minimum number of partitions to be created. If NULL, the default -#' value is chosen based on available parallelism. -#' @return RDD containing serialized R objects. -#' @seealso saveAsObjectFile -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- objectFile(sc, "myfile") -#'} +# Load an RDD saved as a SequenceFile containing serialized objects. +# +# The file to be loaded should be one that was previously generated by calling +# saveAsObjectFile() of the RDD class. +# +# @param sc SparkContext to use +# @param path Path of file to read. A vector of multiple paths is allowed. +# @param minPartitions Minimum number of partitions to be created. If NULL, the default +# value is chosen based on available parallelism. +# @return RDD containing serialized R objects. +# @seealso saveAsObjectFile +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- objectFile(sc, "myfile") +#} objectFile <- function(sc, path, minPartitions = NULL) { # Allow the user to have a more flexible definiton of the text file path path <- suppressWarnings(normalizePath(path)) - #' Convert a string vector of paths to a string containing comma separated paths + # Convert a string vector of paths to a string containing comma separated paths path <- paste(path, collapse = ",") jrdd <- callJMethod(sc, "objectFile", path, getMinPartitions(sc, minPartitions)) @@ -81,24 +81,24 @@ objectFile <- function(sc, path, minPartitions = NULL) { RDD(jrdd, "byte") } -#' Create an RDD from a homogeneous list or vector. -#' -#' This function creates an RDD from a local homogeneous list in R. The elements -#' in the list are split into \code{numSlices} slices and distributed to nodes -#' in the cluster. -#' -#' @param sc SparkContext to use -#' @param coll collection to parallelize -#' @param numSlices number of partitions to create in the RDD -#' @return an RDD created from this collection -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10, 2) -#' # The RDD should contain 10 elements -#' length(rdd) -#'} +# Create an RDD from a homogeneous list or vector. +# +# This function creates an RDD from a local homogeneous list in R. The elements +# in the list are split into \code{numSlices} slices and distributed to nodes +# in the cluster. +# +# @param sc SparkContext to use +# @param coll collection to parallelize +# @param numSlices number of partitions to create in the RDD +# @return an RDD created from this collection +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10, 2) +# # The RDD should contain 10 elements +# length(rdd) +#} parallelize <- function(sc, coll, numSlices = 1) { # TODO: bound/safeguard numSlices # TODO: unit tests for if the split works for all primitives @@ -133,33 +133,33 @@ parallelize <- function(sc, coll, numSlices = 1) { RDD(jrdd, "byte") } -#' Include this specified package on all workers -#' -#' This function can be used to include a package on all workers before the -#' user's code is executed. This is useful in scenarios where other R package -#' functions are used in a function passed to functions like \code{lapply}. -#' NOTE: The package is assumed to be installed on every node in the Spark -#' cluster. -#' -#' @param sc SparkContext to use -#' @param pkg Package name -#' -#' @export -#' @examples -#'\dontrun{ -#' library(Matrix) -#' -#' sc <- sparkR.init() -#' # Include the matrix library we will be using -#' includePackage(sc, Matrix) -#' -#' generateSparse <- function(x) { -#' sparseMatrix(i=c(1, 2, 3), j=c(1, 2, 3), x=c(1, 2, 3)) -#' } -#' -#' rdd <- lapplyPartition(parallelize(sc, 1:2, 2L), generateSparse) -#' collect(rdd) -#'} +# Include this specified package on all workers +# +# This function can be used to include a package on all workers before the +# user's code is executed. This is useful in scenarios where other R package +# functions are used in a function passed to functions like \code{lapply}. +# NOTE: The package is assumed to be installed on every node in the Spark +# cluster. +# +# @param sc SparkContext to use +# @param pkg Package name +# +# @export +# @examples +#\dontrun{ +# library(Matrix) +# +# sc <- sparkR.init() +# # Include the matrix library we will be using +# includePackage(sc, Matrix) +# +# generateSparse <- function(x) { +# sparseMatrix(i=c(1, 2, 3), j=c(1, 2, 3), x=c(1, 2, 3)) +# } +# +# rdd <- lapplyPartition(parallelize(sc, 1:2, 2L), generateSparse) +# collect(rdd) +#} includePackage <- function(sc, pkg) { pkg <- as.character(substitute(pkg)) if (exists(".packages", .sparkREnv)) { @@ -171,30 +171,30 @@ includePackage <- function(sc, pkg) { .sparkREnv$.packages <- packages } -#' @title Broadcast a variable to all workers -#' -#' @description -#' Broadcast a read-only variable to the cluster, returning a \code{Broadcast} -#' object for reading it in distributed functions. -#' -#' @param sc Spark Context to use -#' @param object Object to be broadcast -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:2, 2L) -#' -#' # Large Matrix object that we want to broadcast -#' randomMat <- matrix(nrow=100, ncol=10, data=rnorm(1000)) -#' randomMatBr <- broadcast(sc, randomMat) -#' -#' # Use the broadcast variable inside the function -#' useBroadcast <- function(x) { -#' sum(value(randomMatBr) * x) -#' } -#' sumRDD <- lapply(rdd, useBroadcast) -#'} +# @title Broadcast a variable to all workers +# +# @description +# Broadcast a read-only variable to the cluster, returning a \code{Broadcast} +# object for reading it in distributed functions. +# +# @param sc Spark Context to use +# @param object Object to be broadcast +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:2, 2L) +# +# # Large Matrix object that we want to broadcast +# randomMat <- matrix(nrow=100, ncol=10, data=rnorm(1000)) +# randomMatBr <- broadcast(sc, randomMat) +# +# # Use the broadcast variable inside the function +# useBroadcast <- function(x) { +# sum(value(randomMatBr) * x) +# } +# sumRDD <- lapply(rdd, useBroadcast) +#} broadcast <- function(sc, object) { objName <- as.character(substitute(object)) serializedObj <- serialize(object, connection = NULL) @@ -205,21 +205,21 @@ broadcast <- function(sc, object) { Broadcast(id, object, jBroadcast, objName) } -#' @title Set the checkpoint directory -#' -#' Set the directory under which RDDs are going to be checkpointed. The -#' directory must be a HDFS path if running on a cluster. -#' -#' @param sc Spark Context to use -#' @param dirName Directory path -#' @export -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' setCheckpointDir(sc, "~/checkpoint") -#' rdd <- parallelize(sc, 1:2, 2L) -#' checkpoint(rdd) -#'} +# @title Set the checkpoint directory +# +# Set the directory under which RDDs are going to be checkpointed. The +# directory must be a HDFS path if running on a cluster. +# +# @param sc Spark Context to use +# @param dirName Directory path +# @export +# @examples +#\dontrun{ +# sc <- sparkR.init() +# setCheckpointDir(sc, "~/checkpoint") +# rdd <- parallelize(sc, 1:2, 2L) +# checkpoint(rdd) +#} setCheckpointDir <- function(sc, dirName) { invisible(callJMethod(sc, "setCheckpointDir", suppressWarnings(normalizePath(dirName)))) } diff --git a/R/pkg/R/generics.R b/R/pkg/R/generics.R index 5838955f74dad..380e8ebe8c8f4 100644 --- a/R/pkg/R/generics.R +++ b/R/pkg/R/generics.R @@ -17,353 +17,353 @@ ############ RDD Actions and Transformations ############ -#' @rdname aggregateRDD -#' @seealso reduce -#' @export +# @rdname aggregateRDD +# @seealso reduce +# @export setGeneric("aggregateRDD", function(x, zeroValue, seqOp, combOp) { standardGeneric("aggregateRDD") }) -#' @rdname cache-methods -#' @export +# @rdname cache-methods +# @export setGeneric("cache", function(x) { standardGeneric("cache") }) -#' @rdname coalesce -#' @seealso repartition -#' @export +# @rdname coalesce +# @seealso repartition +# @export setGeneric("coalesce", function(x, numPartitions, ...) { standardGeneric("coalesce") }) -#' @rdname checkpoint-methods -#' @export +# @rdname checkpoint-methods +# @export setGeneric("checkpoint", function(x) { standardGeneric("checkpoint") }) -#' @rdname collect-methods -#' @export +# @rdname collect-methods +# @export setGeneric("collect", function(x, ...) { standardGeneric("collect") }) -#' @rdname collect-methods -#' @export +# @rdname collect-methods +# @export setGeneric("collectAsMap", function(x) { standardGeneric("collectAsMap") }) -#' @rdname collect-methods -#' @export +# @rdname collect-methods +# @export setGeneric("collectPartition", function(x, partitionId) { standardGeneric("collectPartition") }) -#' @rdname count -#' @export +# @rdname count +# @export setGeneric("count", function(x) { standardGeneric("count") }) -#' @rdname countByValue -#' @export +# @rdname countByValue +# @export setGeneric("countByValue", function(x) { standardGeneric("countByValue") }) -#' @rdname distinct -#' @export +# @rdname distinct +# @export setGeneric("distinct", function(x, numPartitions = 1) { standardGeneric("distinct") }) -#' @rdname filterRDD -#' @export +# @rdname filterRDD +# @export setGeneric("filterRDD", function(x, f) { standardGeneric("filterRDD") }) -#' @rdname first -#' @export +# @rdname first +# @export setGeneric("first", function(x) { standardGeneric("first") }) -#' @rdname flatMap -#' @export +# @rdname flatMap +# @export setGeneric("flatMap", function(X, FUN) { standardGeneric("flatMap") }) -#' @rdname fold -#' @seealso reduce -#' @export +# @rdname fold +# @seealso reduce +# @export setGeneric("fold", function(x, zeroValue, op) { standardGeneric("fold") }) -#' @rdname foreach -#' @export +# @rdname foreach +# @export setGeneric("foreach", function(x, func) { standardGeneric("foreach") }) -#' @rdname foreach -#' @export +# @rdname foreach +# @export setGeneric("foreachPartition", function(x, func) { standardGeneric("foreachPartition") }) # The jrdd accessor function. setGeneric("getJRDD", function(rdd, ...) { standardGeneric("getJRDD") }) -#' @rdname glom -#' @export +# @rdname glom +# @export setGeneric("glom", function(x) { standardGeneric("glom") }) -#' @rdname keyBy -#' @export +# @rdname keyBy +# @export setGeneric("keyBy", function(x, func) { standardGeneric("keyBy") }) -#' @rdname lapplyPartition -#' @export +# @rdname lapplyPartition +# @export setGeneric("lapplyPartition", function(X, FUN) { standardGeneric("lapplyPartition") }) -#' @rdname lapplyPartitionsWithIndex -#' @export +# @rdname lapplyPartitionsWithIndex +# @export setGeneric("lapplyPartitionsWithIndex", function(X, FUN) { standardGeneric("lapplyPartitionsWithIndex") }) -#' @rdname lapply -#' @export +# @rdname lapply +# @export setGeneric("map", function(X, FUN) { standardGeneric("map") }) -#' @rdname lapplyPartition -#' @export +# @rdname lapplyPartition +# @export setGeneric("mapPartitions", function(X, FUN) { standardGeneric("mapPartitions") }) -#' @rdname lapplyPartitionsWithIndex -#' @export +# @rdname lapplyPartitionsWithIndex +# @export setGeneric("mapPartitionsWithIndex", function(X, FUN) { standardGeneric("mapPartitionsWithIndex") }) -#' @rdname maximum -#' @export +# @rdname maximum +# @export setGeneric("maximum", function(x) { standardGeneric("maximum") }) -#' @rdname minimum -#' @export +# @rdname minimum +# @export setGeneric("minimum", function(x) { standardGeneric("minimum") }) -#' @rdname sumRDD -#' @export +# @rdname sumRDD +# @export setGeneric("sumRDD", function(x) { standardGeneric("sumRDD") }) -#' @rdname name -#' @export +# @rdname name +# @export setGeneric("name", function(x) { standardGeneric("name") }) -#' @rdname numPartitions -#' @export +# @rdname numPartitions +# @export setGeneric("numPartitions", function(x) { standardGeneric("numPartitions") }) -#' @rdname persist -#' @export +# @rdname persist +# @export setGeneric("persist", function(x, newLevel) { standardGeneric("persist") }) -#' @rdname pipeRDD -#' @export +# @rdname pipeRDD +# @export setGeneric("pipeRDD", function(x, command, env = list()) { standardGeneric("pipeRDD")}) -#' @rdname reduce -#' @export +# @rdname reduce +# @export setGeneric("reduce", function(x, func) { standardGeneric("reduce") }) -#' @rdname repartition -#' @seealso coalesce -#' @export +# @rdname repartition +# @seealso coalesce +# @export setGeneric("repartition", function(x, numPartitions) { standardGeneric("repartition") }) -#' @rdname sampleRDD -#' @export +# @rdname sampleRDD +# @export setGeneric("sampleRDD", function(x, withReplacement, fraction, seed) { standardGeneric("sampleRDD") }) -#' @rdname saveAsObjectFile -#' @seealso objectFile -#' @export +# @rdname saveAsObjectFile +# @seealso objectFile +# @export setGeneric("saveAsObjectFile", function(x, path) { standardGeneric("saveAsObjectFile") }) -#' @rdname saveAsTextFile -#' @export +# @rdname saveAsTextFile +# @export setGeneric("saveAsTextFile", function(x, path) { standardGeneric("saveAsTextFile") }) -#' @rdname setName -#' @export +# @rdname setName +# @export setGeneric("setName", function(x, name) { standardGeneric("setName") }) -#' @rdname sortBy -#' @export +# @rdname sortBy +# @export setGeneric("sortBy", function(x, func, ascending = TRUE, numPartitions = 1) { standardGeneric("sortBy") }) -#' @rdname take -#' @export +# @rdname take +# @export setGeneric("take", function(x, num) { standardGeneric("take") }) -#' @rdname takeOrdered -#' @export +# @rdname takeOrdered +# @export setGeneric("takeOrdered", function(x, num) { standardGeneric("takeOrdered") }) -#' @rdname takeSample -#' @export +# @rdname takeSample +# @export setGeneric("takeSample", function(x, withReplacement, num, seed) { standardGeneric("takeSample") }) -#' @rdname top -#' @export +# @rdname top +# @export setGeneric("top", function(x, num) { standardGeneric("top") }) -#' @rdname unionRDD -#' @export +# @rdname unionRDD +# @export setGeneric("unionRDD", function(x, y) { standardGeneric("unionRDD") }) -#' @rdname unpersist-methods -#' @export +# @rdname unpersist-methods +# @export setGeneric("unpersist", function(x, ...) { standardGeneric("unpersist") }) -#' @rdname zipRDD -#' @export +# @rdname zipRDD +# @export setGeneric("zipRDD", function(x, other) { standardGeneric("zipRDD") }) -#' @rdname zipRDD -#' @export +# @rdname zipRDD +# @export setGeneric("zipPartitions", function(..., func) { standardGeneric("zipPartitions") }, signature = "...") -#' @rdname zipWithIndex -#' @seealso zipWithUniqueId -#' @export +# @rdname zipWithIndex +# @seealso zipWithUniqueId +# @export setGeneric("zipWithIndex", function(x) { standardGeneric("zipWithIndex") }) -#' @rdname zipWithUniqueId -#' @seealso zipWithIndex -#' @export +# @rdname zipWithUniqueId +# @seealso zipWithIndex +# @export setGeneric("zipWithUniqueId", function(x) { standardGeneric("zipWithUniqueId") }) ############ Binary Functions ############# -#' @rdname cartesian -#' @export +# @rdname cartesian +# @export setGeneric("cartesian", function(x, other) { standardGeneric("cartesian") }) -#' @rdname countByKey -#' @export +# @rdname countByKey +# @export setGeneric("countByKey", function(x) { standardGeneric("countByKey") }) -#' @rdname flatMapValues -#' @export +# @rdname flatMapValues +# @export setGeneric("flatMapValues", function(X, FUN) { standardGeneric("flatMapValues") }) -#' @rdname intersection -#' @export +# @rdname intersection +# @export setGeneric("intersection", function(x, other, numPartitions = 1) { standardGeneric("intersection") }) -#' @rdname keys -#' @export +# @rdname keys +# @export setGeneric("keys", function(x) { standardGeneric("keys") }) -#' @rdname lookup -#' @export +# @rdname lookup +# @export setGeneric("lookup", function(x, key) { standardGeneric("lookup") }) -#' @rdname mapValues -#' @export +# @rdname mapValues +# @export setGeneric("mapValues", function(X, FUN) { standardGeneric("mapValues") }) -#' @rdname sampleByKey -#' @export +# @rdname sampleByKey +# @export setGeneric("sampleByKey", function(x, withReplacement, fractions, seed) { standardGeneric("sampleByKey") }) -#' @rdname values -#' @export +# @rdname values +# @export setGeneric("values", function(x) { standardGeneric("values") }) ############ Shuffle Functions ############ -#' @rdname aggregateByKey -#' @seealso foldByKey, combineByKey -#' @export +# @rdname aggregateByKey +# @seealso foldByKey, combineByKey +# @export setGeneric("aggregateByKey", function(x, zeroValue, seqOp, combOp, numPartitions) { standardGeneric("aggregateByKey") }) -#' @rdname cogroup -#' @export +# @rdname cogroup +# @export setGeneric("cogroup", function(..., numPartitions) { standardGeneric("cogroup") }, signature = "...") -#' @rdname combineByKey -#' @seealso groupByKey, reduceByKey -#' @export +# @rdname combineByKey +# @seealso groupByKey, reduceByKey +# @export setGeneric("combineByKey", function(x, createCombiner, mergeValue, mergeCombiners, numPartitions) { standardGeneric("combineByKey") }) -#' @rdname foldByKey -#' @seealso aggregateByKey, combineByKey -#' @export +# @rdname foldByKey +# @seealso aggregateByKey, combineByKey +# @export setGeneric("foldByKey", function(x, zeroValue, func, numPartitions) { standardGeneric("foldByKey") }) -#' @rdname join-methods -#' @export +# @rdname join-methods +# @export setGeneric("fullOuterJoin", function(x, y, numPartitions) { standardGeneric("fullOuterJoin") }) -#' @rdname groupByKey -#' @seealso reduceByKey -#' @export +# @rdname groupByKey +# @seealso reduceByKey +# @export setGeneric("groupByKey", function(x, numPartitions) { standardGeneric("groupByKey") }) -#' @rdname join-methods -#' @export +# @rdname join-methods +# @export setGeneric("join", function(x, y, ...) { standardGeneric("join") }) -#' @rdname join-methods -#' @export +# @rdname join-methods +# @export setGeneric("leftOuterJoin", function(x, y, numPartitions) { standardGeneric("leftOuterJoin") }) -#' @rdname partitionBy -#' @export +# @rdname partitionBy +# @export setGeneric("partitionBy", function(x, numPartitions, ...) { standardGeneric("partitionBy") }) -#' @rdname reduceByKey -#' @seealso groupByKey -#' @export +# @rdname reduceByKey +# @seealso groupByKey +# @export setGeneric("reduceByKey", function(x, combineFunc, numPartitions) { standardGeneric("reduceByKey")}) -#' @rdname reduceByKeyLocally -#' @seealso reduceByKey -#' @export +# @rdname reduceByKeyLocally +# @seealso reduceByKey +# @export setGeneric("reduceByKeyLocally", function(x, combineFunc) { standardGeneric("reduceByKeyLocally") }) -#' @rdname join-methods -#' @export +# @rdname join-methods +# @export setGeneric("rightOuterJoin", function(x, y, numPartitions) { standardGeneric("rightOuterJoin") }) -#' @rdname sortByKey -#' @export +# @rdname sortByKey +# @export setGeneric("sortByKey", function(x, ascending = TRUE, numPartitions = 1) { standardGeneric("sortByKey") }) -#' @rdname subtract -#' @export +# @rdname subtract +# @export setGeneric("subtract", function(x, other, numPartitions = 1) { standardGeneric("subtract") }) -#' @rdname subtractByKey -#' @export +# @rdname subtractByKey +# @export setGeneric("subtractByKey", function(x, other, numPartitions = 1) { standardGeneric("subtractByKey") @@ -372,8 +372,8 @@ setGeneric("subtractByKey", ################### Broadcast Variable Methods ################# -#' @rdname broadcast -#' @export +# @rdname broadcast +# @export setGeneric("value", function(bcast) { standardGeneric("value") }) @@ -477,8 +477,8 @@ setGeneric("showDF", function(x,...) { standardGeneric("showDF") }) #' @export setGeneric("sortDF", function(x, col, ...) { standardGeneric("sortDF") }) -#' @rdname tojson -#' @export +# @rdname tojson +# @export setGeneric("toJSON", function(x) { standardGeneric("toJSON") }) #' @rdname DataFrame diff --git a/R/pkg/R/pairRDD.R b/R/pkg/R/pairRDD.R index edeb8d9f75f7b..7694652856da5 100644 --- a/R/pkg/R/pairRDD.R +++ b/R/pkg/R/pairRDD.R @@ -21,23 +21,23 @@ NULL ############ Actions and Transformations ############ -#' Look up elements of a key in an RDD -#' -#' @description -#' \code{lookup} returns a list of values in this RDD for key key. -#' -#' @param x The RDD to collect -#' @param key The key to look up for -#' @return a list of values in this RDD for key key -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(c(1, 1), c(2, 2), c(1, 3)) -#' rdd <- parallelize(sc, pairs) -#' lookup(rdd, 1) # list(1, 3) -#'} -#' @rdname lookup -#' @aliases lookup,RDD-method +# Look up elements of a key in an RDD +# +# @description +# \code{lookup} returns a list of values in this RDD for key key. +# +# @param x The RDD to collect +# @param key The key to look up for +# @return a list of values in this RDD for key key +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(c(1, 1), c(2, 2), c(1, 3)) +# rdd <- parallelize(sc, pairs) +# lookup(rdd, 1) # list(1, 3) +#} +# @rdname lookup +# @aliases lookup,RDD-method setMethod("lookup", signature(x = "RDD", key = "ANY"), function(x, key) { @@ -49,21 +49,21 @@ setMethod("lookup", collect(valsRDD) }) -#' Count the number of elements for each key, and return the result to the -#' master as lists of (key, count) pairs. -#' -#' Same as countByKey in Spark. -#' -#' @param x The RDD to count keys. -#' @return list of (key, count) pairs, where count is number of each key in rdd. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(c("a", 1), c("b", 1), c("a", 1))) -#' countByKey(rdd) # ("a", 2L), ("b", 1L) -#'} -#' @rdname countByKey -#' @aliases countByKey,RDD-method +# Count the number of elements for each key, and return the result to the +# master as lists of (key, count) pairs. +# +# Same as countByKey in Spark. +# +# @param x The RDD to count keys. +# @return list of (key, count) pairs, where count is number of each key in rdd. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(c("a", 1), c("b", 1), c("a", 1))) +# countByKey(rdd) # ("a", 2L), ("b", 1L) +#} +# @rdname countByKey +# @aliases countByKey,RDD-method setMethod("countByKey", signature(x = "RDD"), function(x) { @@ -71,17 +71,17 @@ setMethod("countByKey", countByValue(keys) }) -#' Return an RDD with the keys of each tuple. -#' -#' @param x The RDD from which the keys of each tuple is returned. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, 2), list(3, 4))) -#' collect(keys(rdd)) # list(1, 3) -#'} -#' @rdname keys -#' @aliases keys,RDD +# Return an RDD with the keys of each tuple. +# +# @param x The RDD from which the keys of each tuple is returned. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, 2), list(3, 4))) +# collect(keys(rdd)) # list(1, 3) +#} +# @rdname keys +# @aliases keys,RDD setMethod("keys", signature(x = "RDD"), function(x) { @@ -91,17 +91,17 @@ setMethod("keys", lapply(x, func) }) -#' Return an RDD with the values of each tuple. -#' -#' @param x The RDD from which the values of each tuple is returned. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, 2), list(3, 4))) -#' collect(values(rdd)) # list(2, 4) -#'} -#' @rdname values -#' @aliases values,RDD +# Return an RDD with the values of each tuple. +# +# @param x The RDD from which the values of each tuple is returned. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, 2), list(3, 4))) +# collect(values(rdd)) # list(2, 4) +#} +# @rdname values +# @aliases values,RDD setMethod("values", signature(x = "RDD"), function(x) { @@ -111,23 +111,23 @@ setMethod("values", lapply(x, func) }) -#' Applies a function to all values of the elements, without modifying the keys. -#' -#' The same as `mapValues()' in Spark. -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on the value of each element. -#' @return a new RDD created by the transformation. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:10) -#' makePairs <- lapply(rdd, function(x) { list(x, x) }) -#' collect(mapValues(makePairs, function(x) { x * 2) }) -#' Output: list(list(1,2), list(2,4), list(3,6), ...) -#'} -#' @rdname mapValues -#' @aliases mapValues,RDD,function-method +# Applies a function to all values of the elements, without modifying the keys. +# +# The same as `mapValues()' in Spark. +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on the value of each element. +# @return a new RDD created by the transformation. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:10) +# makePairs <- lapply(rdd, function(x) { list(x, x) }) +# collect(mapValues(makePairs, function(x) { x * 2) }) +# Output: list(list(1,2), list(2,4), list(3,6), ...) +#} +# @rdname mapValues +# @aliases mapValues,RDD,function-method setMethod("mapValues", signature(X = "RDD", FUN = "function"), function(X, FUN) { @@ -137,23 +137,23 @@ setMethod("mapValues", lapply(X, func) }) -#' Pass each value in the key-value pair RDD through a flatMap function without -#' changing the keys; this also retains the original RDD's partitioning. -#' -#' The same as 'flatMapValues()' in Spark. -#' -#' @param X The RDD to apply the transformation. -#' @param FUN the transformation to apply on the value of each element. -#' @return a new RDD created by the transformation. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, c(1,2)), list(2, c(3,4)))) -#' collect(flatMapValues(rdd, function(x) { x })) -#' Output: list(list(1,1), list(1,2), list(2,3), list(2,4)) -#'} -#' @rdname flatMapValues -#' @aliases flatMapValues,RDD,function-method +# Pass each value in the key-value pair RDD through a flatMap function without +# changing the keys; this also retains the original RDD's partitioning. +# +# The same as 'flatMapValues()' in Spark. +# +# @param X The RDD to apply the transformation. +# @param FUN the transformation to apply on the value of each element. +# @return a new RDD created by the transformation. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, c(1,2)), list(2, c(3,4)))) +# collect(flatMapValues(rdd, function(x) { x })) +# Output: list(list(1,1), list(1,2), list(2,3), list(2,4)) +#} +# @rdname flatMapValues +# @aliases flatMapValues,RDD,function-method setMethod("flatMapValues", signature(X = "RDD", FUN = "function"), function(X, FUN) { @@ -165,30 +165,30 @@ setMethod("flatMapValues", ############ Shuffle Functions ############ -#' Partition an RDD by key -#' -#' This function operates on RDDs where every element is of the form list(K, V) or c(K, V). -#' For each element of this RDD, the partitioner is used to compute a hash -#' function and the RDD is partitioned using this hash value. -#' -#' @param x The RDD to partition. Should be an RDD where each element is -#' list(K, V) or c(K, V). -#' @param numPartitions Number of partitions to create. -#' @param ... Other optional arguments to partitionBy. -#' -#' @param partitionFunc The partition function to use. Uses a default hashCode -#' function if not provided -#' @return An RDD partitioned using the specified partitioner. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) -#' rdd <- parallelize(sc, pairs) -#' parts <- partitionBy(rdd, 2L) -#' collectPartition(parts, 0L) # First partition should contain list(1, 2) and list(1, 4) -#'} -#' @rdname partitionBy -#' @aliases partitionBy,RDD,integer-method +# Partition an RDD by key +# +# This function operates on RDDs where every element is of the form list(K, V) or c(K, V). +# For each element of this RDD, the partitioner is used to compute a hash +# function and the RDD is partitioned using this hash value. +# +# @param x The RDD to partition. Should be an RDD where each element is +# list(K, V) or c(K, V). +# @param numPartitions Number of partitions to create. +# @param ... Other optional arguments to partitionBy. +# +# @param partitionFunc The partition function to use. Uses a default hashCode +# function if not provided +# @return An RDD partitioned using the specified partitioner. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) +# rdd <- parallelize(sc, pairs) +# parts <- partitionBy(rdd, 2L) +# collectPartition(parts, 0L) # First partition should contain list(1, 2) and list(1, 4) +#} +# @rdname partitionBy +# @aliases partitionBy,RDD,integer-method setMethod("partitionBy", signature(x = "RDD", numPartitions = "numeric"), function(x, numPartitions, partitionFunc = hashCode) { @@ -234,27 +234,27 @@ setMethod("partitionBy", RDD(r, serializedMode = "byte") }) -#' Group values by key -#' -#' This function operates on RDDs where every element is of the form list(K, V) or c(K, V). -#' and group values for each key in the RDD into a single sequence. -#' -#' @param x The RDD to group. Should be an RDD where each element is -#' list(K, V) or c(K, V). -#' @param numPartitions Number of partitions to create. -#' @return An RDD where each element is list(K, list(V)) -#' @seealso reduceByKey -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) -#' rdd <- parallelize(sc, pairs) -#' parts <- groupByKey(rdd, 2L) -#' grouped <- collect(parts) -#' grouped[[1]] # Should be a list(1, list(2, 4)) -#'} -#' @rdname groupByKey -#' @aliases groupByKey,RDD,integer-method +# Group values by key +# +# This function operates on RDDs where every element is of the form list(K, V) or c(K, V). +# and group values for each key in the RDD into a single sequence. +# +# @param x The RDD to group. Should be an RDD where each element is +# list(K, V) or c(K, V). +# @param numPartitions Number of partitions to create. +# @return An RDD where each element is list(K, list(V)) +# @seealso reduceByKey +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) +# rdd <- parallelize(sc, pairs) +# parts <- groupByKey(rdd, 2L) +# grouped <- collect(parts) +# grouped[[1]] # Should be a list(1, list(2, 4)) +#} +# @rdname groupByKey +# @aliases groupByKey,RDD,integer-method setMethod("groupByKey", signature(x = "RDD", numPartitions = "numeric"), function(x, numPartitions) { @@ -292,28 +292,28 @@ setMethod("groupByKey", lapplyPartition(shuffled, groupVals) }) -#' Merge values by key -#' -#' This function operates on RDDs where every element is of the form list(K, V) or c(K, V). -#' and merges the values for each key using an associative reduce function. -#' -#' @param x The RDD to reduce by key. Should be an RDD where each element is -#' list(K, V) or c(K, V). -#' @param combineFunc The associative reduce function to use. -#' @param numPartitions Number of partitions to create. -#' @return An RDD where each element is list(K, V') where V' is the merged -#' value -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) -#' rdd <- parallelize(sc, pairs) -#' parts <- reduceByKey(rdd, "+", 2L) -#' reduced <- collect(parts) -#' reduced[[1]] # Should be a list(1, 6) -#'} -#' @rdname reduceByKey -#' @aliases reduceByKey,RDD,integer-method +# Merge values by key +# +# This function operates on RDDs where every element is of the form list(K, V) or c(K, V). +# and merges the values for each key using an associative reduce function. +# +# @param x The RDD to reduce by key. Should be an RDD where each element is +# list(K, V) or c(K, V). +# @param combineFunc The associative reduce function to use. +# @param numPartitions Number of partitions to create. +# @return An RDD where each element is list(K, V') where V' is the merged +# value +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) +# rdd <- parallelize(sc, pairs) +# parts <- reduceByKey(rdd, "+", 2L) +# reduced <- collect(parts) +# reduced[[1]] # Should be a list(1, 6) +#} +# @rdname reduceByKey +# @aliases reduceByKey,RDD,integer-method setMethod("reduceByKey", signature(x = "RDD", combineFunc = "ANY", numPartitions = "numeric"), function(x, combineFunc, numPartitions) { @@ -333,27 +333,27 @@ setMethod("reduceByKey", lapplyPartition(shuffled, reduceVals) }) -#' Merge values by key locally -#' -#' This function operates on RDDs where every element is of the form list(K, V) or c(K, V). -#' and merges the values for each key using an associative reduce function, but return the -#' results immediately to the driver as an R list. -#' -#' @param x The RDD to reduce by key. Should be an RDD where each element is -#' list(K, V) or c(K, V). -#' @param combineFunc The associative reduce function to use. -#' @return A list of elements of type list(K, V') where V' is the merged value for each key -#' @seealso reduceByKey -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) -#' rdd <- parallelize(sc, pairs) -#' reduced <- reduceByKeyLocally(rdd, "+") -#' reduced # list(list(1, 6), list(1.1, 3)) -#'} -#' @rdname reduceByKeyLocally -#' @aliases reduceByKeyLocally,RDD,integer-method +# Merge values by key locally +# +# This function operates on RDDs where every element is of the form list(K, V) or c(K, V). +# and merges the values for each key using an associative reduce function, but return the +# results immediately to the driver as an R list. +# +# @param x The RDD to reduce by key. Should be an RDD where each element is +# list(K, V) or c(K, V). +# @param combineFunc The associative reduce function to use. +# @return A list of elements of type list(K, V') where V' is the merged value for each key +# @seealso reduceByKey +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) +# rdd <- parallelize(sc, pairs) +# reduced <- reduceByKeyLocally(rdd, "+") +# reduced # list(list(1, 6), list(1.1, 3)) +#} +# @rdname reduceByKeyLocally +# @aliases reduceByKeyLocally,RDD,integer-method setMethod("reduceByKeyLocally", signature(x = "RDD", combineFunc = "ANY"), function(x, combineFunc) { @@ -385,41 +385,41 @@ setMethod("reduceByKeyLocally", convertEnvsToList(merged[[1]], merged[[2]]) }) -#' Combine values by key -#' -#' Generic function to combine the elements for each key using a custom set of -#' aggregation functions. Turns an RDD[(K, V)] into a result of type RDD[(K, C)], -#' for a "combined type" C. Note that V and C can be different -- for example, one -#' might group an RDD of type (Int, Int) into an RDD of type (Int, Seq[Int]). - -#' Users provide three functions: -#' \itemize{ -#' \item createCombiner, which turns a V into a C (e.g., creates a one-element list) -#' \item mergeValue, to merge a V into a C (e.g., adds it to the end of a list) - -#' \item mergeCombiners, to combine two C's into a single one (e.g., concatentates -#' two lists). -#' } -#' -#' @param x The RDD to combine. Should be an RDD where each element is -#' list(K, V) or c(K, V). -#' @param createCombiner Create a combiner (C) given a value (V) -#' @param mergeValue Merge the given value (V) with an existing combiner (C) -#' @param mergeCombiners Merge two combiners and return a new combiner -#' @param numPartitions Number of partitions to create. -#' @return An RDD where each element is list(K, C) where C is the combined type -#' -#' @seealso groupByKey, reduceByKey -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) -#' rdd <- parallelize(sc, pairs) -#' parts <- combineByKey(rdd, function(x) { x }, "+", "+", 2L) -#' combined <- collect(parts) -#' combined[[1]] # Should be a list(1, 6) -#'} -#' @rdname combineByKey -#' @aliases combineByKey,RDD,ANY,ANY,ANY,integer-method +# Combine values by key +# +# Generic function to combine the elements for each key using a custom set of +# aggregation functions. Turns an RDD[(K, V)] into a result of type RDD[(K, C)], +# for a "combined type" C. Note that V and C can be different -- for example, one +# might group an RDD of type (Int, Int) into an RDD of type (Int, Seq[Int]). + +# Users provide three functions: +# \itemize{ +# \item createCombiner, which turns a V into a C (e.g., creates a one-element list) +# \item mergeValue, to merge a V into a C (e.g., adds it to the end of a list) - +# \item mergeCombiners, to combine two C's into a single one (e.g., concatentates +# two lists). +# } +# +# @param x The RDD to combine. Should be an RDD where each element is +# list(K, V) or c(K, V). +# @param createCombiner Create a combiner (C) given a value (V) +# @param mergeValue Merge the given value (V) with an existing combiner (C) +# @param mergeCombiners Merge two combiners and return a new combiner +# @param numPartitions Number of partitions to create. +# @return An RDD where each element is list(K, C) where C is the combined type +# +# @seealso groupByKey, reduceByKey +# @examples +#\dontrun{ +# sc <- sparkR.init() +# pairs <- list(list(1, 2), list(1.1, 3), list(1, 4)) +# rdd <- parallelize(sc, pairs) +# parts <- combineByKey(rdd, function(x) { x }, "+", "+", 2L) +# combined <- collect(parts) +# combined[[1]] # Should be a list(1, 6) +#} +# @rdname combineByKey +# @aliases combineByKey,RDD,ANY,ANY,ANY,integer-method setMethod("combineByKey", signature(x = "RDD", createCombiner = "ANY", mergeValue = "ANY", mergeCombiners = "ANY", numPartitions = "numeric"), @@ -451,36 +451,36 @@ setMethod("combineByKey", lapplyPartition(shuffled, mergeAfterShuffle) }) -#' Aggregate a pair RDD by each key. -#' -#' Aggregate the values of each key in an RDD, using given combine functions -#' and a neutral "zero value". This function can return a different result type, -#' U, than the type of the values in this RDD, V. Thus, we need one operation -#' for merging a V into a U and one operation for merging two U's, The former -#' operation is used for merging values within a partition, and the latter is -#' used for merging values between partitions. To avoid memory allocation, both -#' of these functions are allowed to modify and return their first argument -#' instead of creating a new U. -#' -#' @param x An RDD. -#' @param zeroValue A neutral "zero value". -#' @param seqOp A function to aggregate the values of each key. It may return -#' a different result type from the type of the values. -#' @param combOp A function to aggregate results of seqOp. -#' @return An RDD containing the aggregation result. -#' @seealso foldByKey, combineByKey -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, 1), list(1, 2), list(2, 3), list(2, 4))) -#' zeroValue <- list(0, 0) -#' seqOp <- function(x, y) { list(x[[1]] + y, x[[2]] + 1) } -#' combOp <- function(x, y) { list(x[[1]] + y[[1]], x[[2]] + y[[2]]) } -#' aggregateByKey(rdd, zeroValue, seqOp, combOp, 2L) -#' # list(list(1, list(3, 2)), list(2, list(7, 2))) -#'} -#' @rdname aggregateByKey -#' @aliases aggregateByKey,RDD,ANY,ANY,ANY,integer-method +# Aggregate a pair RDD by each key. +# +# Aggregate the values of each key in an RDD, using given combine functions +# and a neutral "zero value". This function can return a different result type, +# U, than the type of the values in this RDD, V. Thus, we need one operation +# for merging a V into a U and one operation for merging two U's, The former +# operation is used for merging values within a partition, and the latter is +# used for merging values between partitions. To avoid memory allocation, both +# of these functions are allowed to modify and return their first argument +# instead of creating a new U. +# +# @param x An RDD. +# @param zeroValue A neutral "zero value". +# @param seqOp A function to aggregate the values of each key. It may return +# a different result type from the type of the values. +# @param combOp A function to aggregate results of seqOp. +# @return An RDD containing the aggregation result. +# @seealso foldByKey, combineByKey +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, 1), list(1, 2), list(2, 3), list(2, 4))) +# zeroValue <- list(0, 0) +# seqOp <- function(x, y) { list(x[[1]] + y, x[[2]] + 1) } +# combOp <- function(x, y) { list(x[[1]] + y[[1]], x[[2]] + y[[2]]) } +# aggregateByKey(rdd, zeroValue, seqOp, combOp, 2L) +# # list(list(1, list(3, 2)), list(2, list(7, 2))) +#} +# @rdname aggregateByKey +# @aliases aggregateByKey,RDD,ANY,ANY,ANY,integer-method setMethod("aggregateByKey", signature(x = "RDD", zeroValue = "ANY", seqOp = "ANY", combOp = "ANY", numPartitions = "numeric"), @@ -492,26 +492,26 @@ setMethod("aggregateByKey", combineByKey(x, createCombiner, seqOp, combOp, numPartitions) }) -#' Fold a pair RDD by each key. -#' -#' Aggregate the values of each key in an RDD, using an associative function "func" -#' and a neutral "zero value" which may be added to the result an arbitrary -#' number of times, and must not change the result (e.g., 0 for addition, or -#' 1 for multiplication.). -#' -#' @param x An RDD. -#' @param zeroValue A neutral "zero value". -#' @param func An associative function for folding values of each key. -#' @return An RDD containing the aggregation result. -#' @seealso aggregateByKey, combineByKey -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(1, 1), list(1, 2), list(2, 3), list(2, 4))) -#' foldByKey(rdd, 0, "+", 2L) # list(list(1, 3), list(2, 7)) -#'} -#' @rdname foldByKey -#' @aliases foldByKey,RDD,ANY,ANY,integer-method +# Fold a pair RDD by each key. +# +# Aggregate the values of each key in an RDD, using an associative function "func" +# and a neutral "zero value" which may be added to the result an arbitrary +# number of times, and must not change the result (e.g., 0 for addition, or +# 1 for multiplication.). +# +# @param x An RDD. +# @param zeroValue A neutral "zero value". +# @param func An associative function for folding values of each key. +# @return An RDD containing the aggregation result. +# @seealso aggregateByKey, combineByKey +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(1, 1), list(1, 2), list(2, 3), list(2, 4))) +# foldByKey(rdd, 0, "+", 2L) # list(list(1, 3), list(2, 7)) +#} +# @rdname foldByKey +# @aliases foldByKey,RDD,ANY,ANY,integer-method setMethod("foldByKey", signature(x = "RDD", zeroValue = "ANY", func = "ANY", numPartitions = "numeric"), @@ -521,28 +521,28 @@ setMethod("foldByKey", ############ Binary Functions ############# -#' Join two RDDs -#' -#' @description -#' \code{join} This function joins two RDDs where every element is of the form list(K, V). -#' The key types of the two RDDs should be the same. -#' -#' @param x An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param y An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param numPartitions Number of partitions to create. -#' @return a new RDD containing all pairs of elements with matching keys in -#' two input RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) -#' rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) -#' join(rdd1, rdd2, 2L) # list(list(1, list(1, 2)), list(1, list(1, 3)) -#'} -#' @rdname join-methods -#' @aliases join,RDD,RDD-method +# Join two RDDs +# +# @description +# \code{join} This function joins two RDDs where every element is of the form list(K, V). +# The key types of the two RDDs should be the same. +# +# @param x An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param y An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param numPartitions Number of partitions to create. +# @return a new RDD containing all pairs of elements with matching keys in +# two input RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) +# rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) +# join(rdd1, rdd2, 2L) # list(list(1, list(1, 2)), list(1, list(1, 3)) +#} +# @rdname join-methods +# @aliases join,RDD,RDD-method setMethod("join", signature(x = "RDD", y = "RDD"), function(x, y, numPartitions) { @@ -557,30 +557,30 @@ setMethod("join", doJoin) }) -#' Left outer join two RDDs -#' -#' @description -#' \code{leftouterjoin} This function left-outer-joins two RDDs where every element is of the form list(K, V). -#' The key types of the two RDDs should be the same. -#' -#' @param x An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param y An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param numPartitions Number of partitions to create. -#' @return For each element (k, v) in x, the resulting RDD will either contain -#' all pairs (k, (v, w)) for (k, w) in rdd2, or the pair (k, (v, NULL)) -#' if no elements in rdd2 have key k. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) -#' rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) -#' leftOuterJoin(rdd1, rdd2, 2L) -#' # list(list(1, list(1, 2)), list(1, list(1, 3)), list(2, list(4, NULL))) -#'} -#' @rdname join-methods -#' @aliases leftOuterJoin,RDD,RDD-method +# Left outer join two RDDs +# +# @description +# \code{leftouterjoin} This function left-outer-joins two RDDs where every element is of the form list(K, V). +# The key types of the two RDDs should be the same. +# +# @param x An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param y An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param numPartitions Number of partitions to create. +# @return For each element (k, v) in x, the resulting RDD will either contain +# all pairs (k, (v, w)) for (k, w) in rdd2, or the pair (k, (v, NULL)) +# if no elements in rdd2 have key k. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) +# rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) +# leftOuterJoin(rdd1, rdd2, 2L) +# # list(list(1, list(1, 2)), list(1, list(1, 3)), list(2, list(4, NULL))) +#} +# @rdname join-methods +# @aliases leftOuterJoin,RDD,RDD-method setMethod("leftOuterJoin", signature(x = "RDD", y = "RDD", numPartitions = "numeric"), function(x, y, numPartitions) { @@ -594,30 +594,30 @@ setMethod("leftOuterJoin", joined <- flatMapValues(groupByKey(unionRDD(xTagged, yTagged), numPartitions), doJoin) }) -#' Right outer join two RDDs -#' -#' @description -#' \code{rightouterjoin} This function right-outer-joins two RDDs where every element is of the form list(K, V). -#' The key types of the two RDDs should be the same. -#' -#' @param x An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param y An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param numPartitions Number of partitions to create. -#' @return For each element (k, w) in y, the resulting RDD will either contain -#' all pairs (k, (v, w)) for (k, v) in x, or the pair (k, (NULL, w)) -#' if no elements in x have key k. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list(1, 2), list(1, 3))) -#' rdd2 <- parallelize(sc, list(list(1, 1), list(2, 4))) -#' rightOuterJoin(rdd1, rdd2, 2L) -#' # list(list(1, list(2, 1)), list(1, list(3, 1)), list(2, list(NULL, 4))) -#'} -#' @rdname join-methods -#' @aliases rightOuterJoin,RDD,RDD-method +# Right outer join two RDDs +# +# @description +# \code{rightouterjoin} This function right-outer-joins two RDDs where every element is of the form list(K, V). +# The key types of the two RDDs should be the same. +# +# @param x An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param y An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param numPartitions Number of partitions to create. +# @return For each element (k, w) in y, the resulting RDD will either contain +# all pairs (k, (v, w)) for (k, v) in x, or the pair (k, (NULL, w)) +# if no elements in x have key k. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list(1, 2), list(1, 3))) +# rdd2 <- parallelize(sc, list(list(1, 1), list(2, 4))) +# rightOuterJoin(rdd1, rdd2, 2L) +# # list(list(1, list(2, 1)), list(1, list(3, 1)), list(2, list(NULL, 4))) +#} +# @rdname join-methods +# @aliases rightOuterJoin,RDD,RDD-method setMethod("rightOuterJoin", signature(x = "RDD", y = "RDD", numPartitions = "numeric"), function(x, y, numPartitions) { @@ -631,33 +631,33 @@ setMethod("rightOuterJoin", joined <- flatMapValues(groupByKey(unionRDD(xTagged, yTagged), numPartitions), doJoin) }) -#' Full outer join two RDDs -#' -#' @description -#' \code{fullouterjoin} This function full-outer-joins two RDDs where every element is of the form list(K, V). -#' The key types of the two RDDs should be the same. -#' -#' @param x An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param y An RDD to be joined. Should be an RDD where each element is -#' list(K, V). -#' @param numPartitions Number of partitions to create. -#' @return For each element (k, v) in x and (k, w) in y, the resulting RDD -#' will contain all pairs (k, (v, w)) for both (k, v) in x and -#' (k, w) in y, or the pair (k, (NULL, w))/(k, (v, NULL)) if no elements -#' in x/y have key k. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list(1, 2), list(1, 3), list(3, 3))) -#' rdd2 <- parallelize(sc, list(list(1, 1), list(2, 4))) -#' fullOuterJoin(rdd1, rdd2, 2L) # list(list(1, list(2, 1)), -#' # list(1, list(3, 1)), -#' # list(2, list(NULL, 4))) -#' # list(3, list(3, NULL)), -#'} -#' @rdname join-methods -#' @aliases fullOuterJoin,RDD,RDD-method +# Full outer join two RDDs +# +# @description +# \code{fullouterjoin} This function full-outer-joins two RDDs where every element is of the form list(K, V). +# The key types of the two RDDs should be the same. +# +# @param x An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param y An RDD to be joined. Should be an RDD where each element is +# list(K, V). +# @param numPartitions Number of partitions to create. +# @return For each element (k, v) in x and (k, w) in y, the resulting RDD +# will contain all pairs (k, (v, w)) for both (k, v) in x and +# (k, w) in y, or the pair (k, (NULL, w))/(k, (v, NULL)) if no elements +# in x/y have key k. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list(1, 2), list(1, 3), list(3, 3))) +# rdd2 <- parallelize(sc, list(list(1, 1), list(2, 4))) +# fullOuterJoin(rdd1, rdd2, 2L) # list(list(1, list(2, 1)), +# # list(1, list(3, 1)), +# # list(2, list(NULL, 4))) +# # list(3, list(3, NULL)), +#} +# @rdname join-methods +# @aliases fullOuterJoin,RDD,RDD-method setMethod("fullOuterJoin", signature(x = "RDD", y = "RDD", numPartitions = "numeric"), function(x, y, numPartitions) { @@ -671,23 +671,23 @@ setMethod("fullOuterJoin", joined <- flatMapValues(groupByKey(unionRDD(xTagged, yTagged), numPartitions), doJoin) }) -#' For each key k in several RDDs, return a resulting RDD that -#' whose values are a list of values for the key in all RDDs. -#' -#' @param ... Several RDDs. -#' @param numPartitions Number of partitions to create. -#' @return a new RDD containing all pairs of elements with values in a list -#' in all RDDs. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) -#' rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) -#' cogroup(rdd1, rdd2, numPartitions = 2L) -#' # list(list(1, list(1, list(2, 3))), list(2, list(list(4), list())) -#'} -#' @rdname cogroup -#' @aliases cogroup,RDD-method +# For each key k in several RDDs, return a resulting RDD that +# whose values are a list of values for the key in all RDDs. +# +# @param ... Several RDDs. +# @param numPartitions Number of partitions to create. +# @return a new RDD containing all pairs of elements with values in a list +# in all RDDs. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list(1, 1), list(2, 4))) +# rdd2 <- parallelize(sc, list(list(1, 2), list(1, 3))) +# cogroup(rdd1, rdd2, numPartitions = 2L) +# # list(list(1, list(1, list(2, 3))), list(2, list(list(4), list())) +#} +# @rdname cogroup +# @aliases cogroup,RDD-method setMethod("cogroup", "RDD", function(..., numPartitions) { @@ -723,20 +723,20 @@ setMethod("cogroup", group.func) }) -#' Sort a (k, v) pair RDD by k. -#' -#' @param x A (k, v) pair RDD to be sorted. -#' @param ascending A flag to indicate whether the sorting is ascending or descending. -#' @param numPartitions Number of partitions to create. -#' @return An RDD where all (k, v) pair elements are sorted. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, list(list(3, 1), list(2, 2), list(1, 3))) -#' collect(sortByKey(rdd)) # list (list(1, 3), list(2, 2), list(3, 1)) -#'} -#' @rdname sortByKey -#' @aliases sortByKey,RDD,RDD-method +# Sort a (k, v) pair RDD by k. +# +# @param x A (k, v) pair RDD to be sorted. +# @param ascending A flag to indicate whether the sorting is ascending or descending. +# @param numPartitions Number of partitions to create. +# @return An RDD where all (k, v) pair elements are sorted. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, list(list(3, 1), list(2, 2), list(1, 3))) +# collect(sortByKey(rdd)) # list (list(1, 3), list(2, 2), list(3, 1)) +#} +# @rdname sortByKey +# @aliases sortByKey,RDD,RDD-method setMethod("sortByKey", signature(x = "RDD"), function(x, ascending = TRUE, numPartitions = SparkR:::numPartitions(x)) { @@ -785,25 +785,25 @@ setMethod("sortByKey", lapplyPartition(newRDD, partitionFunc) }) -#' Subtract a pair RDD with another pair RDD. -#' -#' Return an RDD with the pairs from x whose keys are not in other. -#' -#' @param x An RDD. -#' @param other An RDD. -#' @param numPartitions Number of the partitions in the result RDD. -#' @return An RDD with the pairs from x whose keys are not in other. -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd1 <- parallelize(sc, list(list("a", 1), list("b", 4), -#' list("b", 5), list("a", 2))) -#' rdd2 <- parallelize(sc, list(list("a", 3), list("c", 1))) -#' collect(subtractByKey(rdd1, rdd2)) -#' # list(list("b", 4), list("b", 5)) -#'} -#' @rdname subtractByKey -#' @aliases subtractByKey,RDD +# Subtract a pair RDD with another pair RDD. +# +# Return an RDD with the pairs from x whose keys are not in other. +# +# @param x An RDD. +# @param other An RDD. +# @param numPartitions Number of the partitions in the result RDD. +# @return An RDD with the pairs from x whose keys are not in other. +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd1 <- parallelize(sc, list(list("a", 1), list("b", 4), +# list("b", 5), list("a", 2))) +# rdd2 <- parallelize(sc, list(list("a", 3), list("c", 1))) +# collect(subtractByKey(rdd1, rdd2)) +# # list(list("b", 4), list("b", 5)) +#} +# @rdname subtractByKey +# @aliases subtractByKey,RDD setMethod("subtractByKey", signature(x = "RDD", other = "RDD"), function(x, other, numPartitions = SparkR:::numPartitions(x)) { @@ -819,41 +819,41 @@ setMethod("subtractByKey", function (v) { v[[1]] }) }) -#' Return a subset of this RDD sampled by key. -#' -#' @description -#' \code{sampleByKey} Create a sample of this RDD using variable sampling rates -#' for different keys as specified by fractions, a key to sampling rate map. -#' -#' @param x The RDD to sample elements by key, where each element is -#' list(K, V) or c(K, V). -#' @param withReplacement Sampling with replacement or not -#' @param fraction The (rough) sample target fraction -#' @param seed Randomness seed value -#' @examples -#'\dontrun{ -#' sc <- sparkR.init() -#' rdd <- parallelize(sc, 1:3000) -#' pairs <- lapply(rdd, function(x) { if (x %% 3 == 0) list("a", x) -#' else { if (x %% 3 == 1) list("b", x) else list("c", x) }}) -#' fractions <- list(a = 0.2, b = 0.1, c = 0.3) -#' sample <- sampleByKey(pairs, FALSE, fractions, 1618L) -#' 100 < length(lookup(sample, "a")) && 300 > length(lookup(sample, "a")) # TRUE -#' 50 < length(lookup(sample, "b")) && 150 > length(lookup(sample, "b")) # TRUE -#' 200 < length(lookup(sample, "c")) && 400 > length(lookup(sample, "c")) # TRUE -#' lookup(sample, "a")[which.min(lookup(sample, "a"))] >= 0 # TRUE -#' lookup(sample, "a")[which.max(lookup(sample, "a"))] <= 2000 # TRUE -#' lookup(sample, "b")[which.min(lookup(sample, "b"))] >= 0 # TRUE -#' lookup(sample, "b")[which.max(lookup(sample, "b"))] <= 2000 # TRUE -#' lookup(sample, "c")[which.min(lookup(sample, "c"))] >= 0 # TRUE -#' lookup(sample, "c")[which.max(lookup(sample, "c"))] <= 2000 # TRUE -#' fractions <- list(a = 0.2, b = 0.1, c = 0.3, d = 0.4) -#' sample <- sampleByKey(pairs, FALSE, fractions, 1618L) # Key "d" will be ignored -#' fractions <- list(a = 0.2, b = 0.1) -#' sample <- sampleByKey(pairs, FALSE, fractions, 1618L) # KeyError: "c" -#'} -#' @rdname sampleByKey -#' @aliases sampleByKey,RDD-method +# Return a subset of this RDD sampled by key. +# +# @description +# \code{sampleByKey} Create a sample of this RDD using variable sampling rates +# for different keys as specified by fractions, a key to sampling rate map. +# +# @param x The RDD to sample elements by key, where each element is +# list(K, V) or c(K, V). +# @param withReplacement Sampling with replacement or not +# @param fraction The (rough) sample target fraction +# @param seed Randomness seed value +# @examples +#\dontrun{ +# sc <- sparkR.init() +# rdd <- parallelize(sc, 1:3000) +# pairs <- lapply(rdd, function(x) { if (x %% 3 == 0) list("a", x) +# else { if (x %% 3 == 1) list("b", x) else list("c", x) }}) +# fractions <- list(a = 0.2, b = 0.1, c = 0.3) +# sample <- sampleByKey(pairs, FALSE, fractions, 1618L) +# 100 < length(lookup(sample, "a")) && 300 > length(lookup(sample, "a")) # TRUE +# 50 < length(lookup(sample, "b")) && 150 > length(lookup(sample, "b")) # TRUE +# 200 < length(lookup(sample, "c")) && 400 > length(lookup(sample, "c")) # TRUE +# lookup(sample, "a")[which.min(lookup(sample, "a"))] >= 0 # TRUE +# lookup(sample, "a")[which.max(lookup(sample, "a"))] <= 2000 # TRUE +# lookup(sample, "b")[which.min(lookup(sample, "b"))] >= 0 # TRUE +# lookup(sample, "b")[which.max(lookup(sample, "b"))] <= 2000 # TRUE +# lookup(sample, "c")[which.min(lookup(sample, "c"))] >= 0 # TRUE +# lookup(sample, "c")[which.max(lookup(sample, "c"))] <= 2000 # TRUE +# fractions <- list(a = 0.2, b = 0.1, c = 0.3, d = 0.4) +# sample <- sampleByKey(pairs, FALSE, fractions, 1618L) # Key "d" will be ignored +# fractions <- list(a = 0.2, b = 0.1) +# sample <- sampleByKey(pairs, FALSE, fractions, 1618L) # KeyError: "c" +#} +# @rdname sampleByKey +# @aliases sampleByKey,RDD-method setMethod("sampleByKey", signature(x = "RDD", withReplacement = "logical", fractions = "vector", seed = "integer"), diff --git a/R/pkg/inst/profile/shell.R b/R/pkg/inst/profile/shell.R index 7a7f2031152a0..33478d9e29995 100644 --- a/R/pkg/inst/profile/shell.R +++ b/R/pkg/inst/profile/shell.R @@ -20,11 +20,13 @@ .libPaths(c(file.path(home, "R", "lib"), .libPaths())) Sys.setenv(NOAWT=1) - library(utils) - library(SparkR) - sc <- sparkR.init(Sys.getenv("MASTER", unset = "")) + # Make sure SparkR package is the last loaded one + old <- getOption("defaultPackages") + options(defaultPackages = c(old, "SparkR")) + + sc <- SparkR::sparkR.init(Sys.getenv("MASTER", unset = "")) assign("sc", sc, envir=.GlobalEnv) - sqlCtx <- sparkRSQL.init(sc) + sqlCtx <- SparkR::sparkRSQL.init(sc) assign("sqlCtx", sqlCtx, envir=.GlobalEnv) cat("\n Welcome to SparkR!") cat("\n Spark context is available as sc, SQL context is available as sqlCtx\n") diff --git a/assembly/pom.xml b/assembly/pom.xml index 2b4d0a990bf22..626c8577e31fe 100644 --- a/assembly/pom.xml +++ b/assembly/pom.xml @@ -92,6 +92,27 @@ true + + + org.apache.maven.plugins + maven-antrun-plugin + + + package + + run + + + + + + + + + + + + org.apache.maven.plugins diff --git a/core/pom.xml b/core/pom.xml index 164a836cb8f0b..fc42f48973fe9 100644 --- a/core/pom.xml +++ b/core/pom.xml @@ -228,6 +228,14 @@ json4s-jackson_${scala.binary.version} 3.2.10 + + com.sun.jersey + jersey-server + + + com.sun.jersey + jersey-core + org.apache.mesos mesos diff --git a/core/src/main/java/org/apache/spark/JobExecutionStatus.java b/core/src/main/java/org/apache/spark/JobExecutionStatus.java index 6e161313702bb..0287fb79f8dd2 100644 --- a/core/src/main/java/org/apache/spark/JobExecutionStatus.java +++ b/core/src/main/java/org/apache/spark/JobExecutionStatus.java @@ -17,9 +17,15 @@ package org.apache.spark; +import org.apache.spark.util.EnumUtil; + public enum JobExecutionStatus { RUNNING, SUCCEEDED, FAILED, - UNKNOWN + UNKNOWN; + + public static JobExecutionStatus fromString(String str) { + return EnumUtil.parseIgnoreCase(JobExecutionStatus.class, str); + } } diff --git a/core/src/main/java/org/apache/spark/status/api/v1/ApplicationStatus.java b/core/src/main/java/org/apache/spark/status/api/v1/ApplicationStatus.java new file mode 100644 index 0000000000000..8c7dcf776fda8 --- /dev/null +++ b/core/src/main/java/org/apache/spark/status/api/v1/ApplicationStatus.java @@ -0,0 +1,30 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.status.api.v1; + +import org.apache.spark.util.EnumUtil; + +public enum ApplicationStatus { + COMPLETED, + RUNNING; + + public static ApplicationStatus fromString(String str) { + return EnumUtil.parseIgnoreCase(ApplicationStatus.class, str); + } + +} diff --git a/core/src/main/java/org/apache/spark/status/api/v1/StageStatus.java b/core/src/main/java/org/apache/spark/status/api/v1/StageStatus.java new file mode 100644 index 0000000000000..9dbb565aab707 --- /dev/null +++ b/core/src/main/java/org/apache/spark/status/api/v1/StageStatus.java @@ -0,0 +1,31 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.status.api.v1; + +import org.apache.spark.util.EnumUtil; + +public enum StageStatus { + ACTIVE, + COMPLETE, + FAILED, + PENDING; + + public static StageStatus fromString(String str) { + return EnumUtil.parseIgnoreCase(StageStatus.class, str); + } +} diff --git a/core/src/main/java/org/apache/spark/status/api/v1/TaskSorting.java b/core/src/main/java/org/apache/spark/status/api/v1/TaskSorting.java new file mode 100644 index 0000000000000..f19ed01d5aebf --- /dev/null +++ b/core/src/main/java/org/apache/spark/status/api/v1/TaskSorting.java @@ -0,0 +1,48 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.status.api.v1; + +import org.apache.spark.util.EnumUtil; + +import java.util.HashSet; +import java.util.Set; + +public enum TaskSorting { + ID, + INCREASING_RUNTIME("runtime"), + DECREASING_RUNTIME("-runtime"); + + private final Set alternateNames; + private TaskSorting(String... names) { + alternateNames = new HashSet(); + for (String n: names) { + alternateNames.add(n); + } + } + + public static TaskSorting fromString(String str) { + String lower = str.toLowerCase(); + for (TaskSorting t: values()) { + if (t.alternateNames.contains(lower)) { + return t; + } + } + return EnumUtil.parseIgnoreCase(TaskSorting.class, str); + } + +} diff --git a/core/src/main/java/org/apache/spark/util/EnumUtil.java b/core/src/main/java/org/apache/spark/util/EnumUtil.java new file mode 100644 index 0000000000000..c40c7e727613c --- /dev/null +++ b/core/src/main/java/org/apache/spark/util/EnumUtil.java @@ -0,0 +1,38 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.util; + +import com.google.common.base.Joiner; +import org.apache.spark.annotation.Private; + +@Private +public class EnumUtil { + public static > E parseIgnoreCase(Class clz, String str) { + E[] constants = clz.getEnumConstants(); + if (str == null) { + return null; + } + for (E e : constants) { + if (e.name().equalsIgnoreCase(str)) { + return e; + } + } + throw new IllegalArgumentException( + String.format("Illegal type='%s'. Supported type values: %s", + str, Joiner.on(", ").join(constants))); + } +} diff --git a/core/src/main/resources/org/apache/spark/ui/static/dagre-d3.min.js b/core/src/main/resources/org/apache/spark/ui/static/dagre-d3.min.js index 6d2da25024a83..6beb7db855ca0 100644 --- a/core/src/main/resources/org/apache/spark/ui/static/dagre-d3.min.js +++ b/core/src/main/resources/org/apache/spark/ui/static/dagre-d3.min.js @@ -1,4 +1,4 @@ -/*v0.4.3 with 1 additional commit (see http://github.com/andrewor14/dagre-d3)*/(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.dagreD3=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o0}},{}],14:[function(require,module,exports){module.exports=intersectNode;function intersectNode(node,point){return node.intersect(point)}},{}],15:[function(require,module,exports){var intersectLine=require("./intersect-line");module.exports=intersectPolygon;function intersectPolygon(node,polyPoints,point){var x1=node.x;var y1=node.y;var intersections=[];var minX=Number.POSITIVE_INFINITY,minY=Number.POSITIVE_INFINITY;polyPoints.forEach(function(entry){minX=Math.min(minX,entry.x);minY=Math.min(minY,entry.y)});var left=x1-node.width/2-minX;var top=y1-node.height/2-minY;for(var i=0;i1){intersections.sort(function(p,q){var pdx=p.x-point.x,pdy=p.y-point.y,distp=Math.sqrt(pdx*pdx+pdy*pdy),qdx=q.x-point.x,qdy=q.y-point.y,distq=Math.sqrt(qdx*qdx+qdy*qdy);return distpMath.abs(dx)*h){if(dy<0){h=-h}sx=dy===0?0:h*dx/dy;sy=h}else{if(dx<0){w=-w}sx=w;sy=dx===0?0:w*dy/dx}return{x:x+sx,y:y+sy}}},{}],17:[function(require,module,exports){var util=require("../util");module.exports=addHtmlLabel;function addHtmlLabel(root,node){var fo=root.append("foreignObject").attr("width","100000");var div=fo.append("xhtml:div");var label=node.label;switch(typeof label){case"function":div.insert(label);break;case"object":div.insert(function(){return label});break;default:div.html(label)}util.applyStyle(div,node.labelStyle);div.style("display","inline-block");div.style("white-space","nowrap");var w,h;div.each(function(){w=this.clientWidth;h=this.clientHeight});fo.attr("width",w).attr("height",h);return fo}},{"../util":25}],18:[function(require,module,exports){var addTextLabel=require("./add-text-label"),addHtmlLabel=require("./add-html-label");module.exports=addLabel;function addLabel(root,node){var label=node.label;var labelSvg=root.append("g");if(typeof label!=="string"||node.labelType==="html"){addHtmlLabel(labelSvg,node)}else{addTextLabel(labelSvg,node)}var labelBBox=labelSvg.node().getBBox();labelSvg.attr("transform","translate("+-labelBBox.width/2+","+-labelBBox.height/2+")");return labelSvg}},{"./add-html-label":17,"./add-text-label":19}],19:[function(require,module,exports){var util=require("../util");module.exports=addTextLabel;function addTextLabel(root,node){var domNode=root.append("text");var lines=processEscapeSequences(node.label).split("\n");for(var i=0;i0;--i){entry=buckets[i].dequeue();if(entry){results=results.concat(removeNode(g,buckets,zeroIdx,entry,true));break}}}}return results}function removeNode(g,buckets,zeroIdx,entry,collectPredecessors){var results=collectPredecessors?[]:undefined;_.each(g.inEdges(entry.v),function(edge){var weight=g.edge(edge),uEntry=g.node(edge.v);if(collectPredecessors){results.push({v:edge.v,w:edge.w})}uEntry.out-=weight;assignBucket(buckets,zeroIdx,uEntry)});_.each(g.outEdges(entry.v),function(edge){var weight=g.edge(edge),w=edge.w,wEntry=g.node(w);wEntry["in"]-=weight;assignBucket(buckets,zeroIdx,wEntry)});g.removeNode(entry.v);return results}function buildState(g,weightFn){var fasGraph=new Graph,maxIn=0,maxOut=0;_.each(g.nodes(),function(v){fasGraph.setNode(v,{v:v,"in":0,out:0})});_.each(g.edges(),function(e){var prevWeight=fasGraph.edge(e.v,e.w)||0,weight=weightFn(e),edgeWeight=prevWeight+weight;fasGraph.setEdge(e.v,e.w,edgeWeight);maxOut=Math.max(maxOut,fasGraph.node(e.v).out+=weight);maxIn=Math.max(maxIn,fasGraph.node(e.w)["in"]+=weight)});var buckets=_.range(maxOut+maxIn+3).map(function(){return new List});var zeroIdx=maxIn+1;_.each(fasGraph.nodes(),function(v){assignBucket(buckets,zeroIdx,fasGraph.node(v))});return{graph:fasGraph,buckets:buckets,zeroIdx:zeroIdx}}function assignBucket(buckets,zeroIdx,entry){if(!entry.out){buckets[0].enqueue(entry)}else if(!entry["in"]){buckets[buckets.length-1].enqueue(entry)}else{buckets[entry.out-entry["in"]+zeroIdx].enqueue(entry)}}},{"./data/list":31,"./graphlib":33,"./lodash":36}],35:[function(require,module,exports){"use strict";var _=require("./lodash"),acyclic=require("./acyclic"),normalize=require("./normalize"),rank=require("./rank"),normalizeRanks=require("./util").normalizeRanks,parentDummyChains=require("./parent-dummy-chains"),removeEmptyRanks=require("./util").removeEmptyRanks,nestingGraph=require("./nesting-graph"),addBorderSegments=require("./add-border-segments"),coordinateSystem=require("./coordinate-system"),order=require("./order"),position=require("./position"),util=require("./util"),Graph=require("./graphlib").Graph;module.exports=layout;function layout(g,opts){var time=opts&&opts.debugTiming?util.time:util.notime;time("layout",function(){var layoutGraph=time(" buildLayoutGraph",function(){return buildLayoutGraph(g)});time(" runLayout",function(){runLayout(layoutGraph,time)});time(" updateInputGraph",function(){updateInputGraph(g,layoutGraph)})})}function runLayout(g,time){time(" makeSpaceForEdgeLabels",function(){makeSpaceForEdgeLabels(g)});time(" removeSelfEdges",function(){removeSelfEdges(g)});time(" acyclic",function(){acyclic.run(g)});time(" nestingGraph.run",function(){nestingGraph.run(g)});time(" rank",function(){rank(util.asNonCompoundGraph(g))});time(" injectEdgeLabelProxies",function(){injectEdgeLabelProxies(g)});time(" removeEmptyRanks",function(){removeEmptyRanks(g)});time(" nestingGraph.cleanup",function(){nestingGraph.cleanup(g)});time(" normalizeRanks",function(){normalizeRanks(g)});time(" assignRankMinMax",function(){assignRankMinMax(g)});time(" removeEdgeLabelProxies",function(){removeEdgeLabelProxies(g)});time(" normalize.run",function(){normalize.run(g)});time(" parentDummyChains",function(){parentDummyChains(g)});time(" addBorderSegments",function(){addBorderSegments(g)});time(" order",function(){order(g)});time(" insertSelfEdges",function(){insertSelfEdges(g)});time(" adjustCoordinateSystem",function(){coordinateSystem.adjust(g)});time(" position",function(){position(g)});time(" positionSelfEdges",function(){positionSelfEdges(g)});time(" removeBorderNodes",function(){removeBorderNodes(g)});time(" normalize.undo",function(){normalize.undo(g)});time(" fixupEdgeLabelCoords",function(){fixupEdgeLabelCoords(g)});time(" undoCoordinateSystem",function(){coordinateSystem.undo(g)});time(" translateGraph",function(){translateGraph(g)});time(" assignNodeIntersects",function(){assignNodeIntersects(g)});time(" reversePoints",function(){reversePointsForReversedEdges(g)});time(" acyclic.undo",function(){acyclic.undo(g)})}function updateInputGraph(inputGraph,layoutGraph){_.each(inputGraph.nodes(),function(v){var inputLabel=inputGraph.node(v),layoutLabel=layoutGraph.node(v);if(inputLabel){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y;if(layoutGraph.children(v).length){inputLabel.width=layoutLabel.width;inputLabel.height=layoutLabel.height}}});_.each(inputGraph.edges(),function(e){var inputLabel=inputGraph.edge(e),layoutLabel=layoutGraph.edge(e);inputLabel.points=layoutLabel.points;if(_.has(layoutLabel,"x")){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y}});inputGraph.graph().width=layoutGraph.graph().width;inputGraph.graph().height=layoutGraph.graph().height}var graphNumAttrs=["nodesep","edgesep","ranksep","marginx","marginy"],graphDefaults={ranksep:50,edgesep:20,nodesep:50,rankdir:"tb"},graphAttrs=["acyclicer","ranker","rankdir","align"],nodeNumAttrs=["width","height"],nodeDefaults={width:0,height:0},edgeNumAttrs=["minlen","weight","width","height","labeloffset"],edgeDefaults={minlen:1,weight:1,width:0,height:0,labeloffset:10,labelpos:"r"},edgeAttrs=["labelpos"];function buildLayoutGraph(inputGraph){var g=new Graph({multigraph:true,compound:true}),graph=canonicalize(inputGraph.graph());g.setGraph(_.merge({},graphDefaults,selectNumberAttrs(graph,graphNumAttrs),_.pick(graph,graphAttrs)));_.each(inputGraph.nodes(),function(v){var node=canonicalize(inputGraph.node(v));g.setNode(v,_.defaults(selectNumberAttrs(node,nodeNumAttrs),nodeDefaults));g.setParent(v,inputGraph.parent(v))});_.each(inputGraph.edges(),function(e){var edge=canonicalize(inputGraph.edge(e));g.setEdge(e,_.merge({},edgeDefaults,selectNumberAttrs(edge,edgeNumAttrs),_.pick(edge,edgeAttrs)))});return g}function makeSpaceForEdgeLabels(g){var graph=g.graph(); +module.exports={graphlib:require("./lib/graphlib"),dagre:require("./lib/dagre"),intersect:require("./lib/intersect"),render:require("./lib/render"),util:require("./lib/util"),version:require("./lib/version")}},{"./lib/dagre":8,"./lib/graphlib":9,"./lib/intersect":10,"./lib/render":23,"./lib/util":25,"./lib/version":26}],2:[function(require,module,exports){var util=require("./util");module.exports={"default":normal,normal:normal,vee:vee,undirected:undirected};function normal(parent,id,edge,type){var marker=parent.append("marker").attr("id",id).attr("viewBox","0 0 10 10").attr("refX",9).attr("refY",5).attr("markerUnits","strokeWidth").attr("markerWidth",8).attr("markerHeight",6).attr("orient","auto");var path=marker.append("path").attr("d","M 0 0 L 10 5 L 0 10 z").style("stroke-width",1).style("stroke-dasharray","1,0");util.applyStyle(path,edge[type+"Style"])}function vee(parent,id,edge,type){var marker=parent.append("marker").attr("id",id).attr("viewBox","0 0 10 10").attr("refX",9).attr("refY",5).attr("markerUnits","strokeWidth").attr("markerWidth",8).attr("markerHeight",6).attr("orient","auto");var path=marker.append("path").attr("d","M 0 0 L 10 5 L 0 10 L 4 5 z").style("stroke-width",1).style("stroke-dasharray","1,0");util.applyStyle(path,edge[type+"Style"])}function undirected(parent,id,edge,type){var marker=parent.append("marker").attr("id",id).attr("viewBox","0 0 10 10").attr("refX",9).attr("refY",5).attr("markerUnits","strokeWidth").attr("markerWidth",8).attr("markerHeight",6).attr("orient","auto");var path=marker.append("path").attr("d","M 0 5 L 10 5").style("stroke-width",1).style("stroke-dasharray","1,0");util.applyStyle(path,edge[type+"Style"])}},{"./util":25}],3:[function(require,module,exports){var util=require("./util");module.exports=createClusters;function createClusters(selection,g){var clusters=g.nodes().filter(function(v){return util.isSubgraph(g,v)}),svgClusters=selection.selectAll("g.cluster").data(clusters,function(v){return v});svgClusters.enter().append("g").attr("id",function(v){return"cluster_"+v.replace(/^cluster/,"")}).attr("name",function(v){return g.node(v).label}).attr("class","cluster").style("opacity",0).append("rect");util.applyTransition(svgClusters.exit(),g).style("opacity",0).remove();util.applyTransition(svgClusters,g).style("opacity",1);util.applyTransition(svgClusters.selectAll("rect"),g).attr("width",function(v){var node=g.node(v);return node.width+node.paddingLeft+node.paddingRight}).attr("height",function(v){var node=g.node(v);return node.height+node.paddingTop+node.paddingBottom}).attr("x",function(v){var node=g.node(v);return node.x-node.width/2-node.paddingLeft}).attr("y",function(v){var node=g.node(v);return node.y-node.height/2-node.paddingTop})}},{"./util":25}],4:[function(require,module,exports){"use strict";var _=require("./lodash"),addLabel=require("./label/add-label"),util=require("./util"),d3=require("./d3");module.exports=createEdgeLabels;function createEdgeLabels(selection,g){var svgEdgeLabels=selection.selectAll("g.edgeLabel").data(g.edges(),function(e){return util.edgeToId(e)}).classed("update",true);svgEdgeLabels.selectAll("*").remove();svgEdgeLabels.enter().append("g").classed("edgeLabel",true).style("opacity",0);svgEdgeLabels.each(function(e){var edge=g.edge(e),label=addLabel(d3.select(this),g.edge(e),0,0).classed("label",true),bbox=label.node().getBBox();if(edge.labelId){label.attr("id",edge.labelId)}if(!_.has(edge,"width")){edge.width=bbox.width}if(!_.has(edge,"height")){edge.height=bbox.height}});util.applyTransition(svgEdgeLabels.exit(),g).style("opacity",0).remove();return svgEdgeLabels}},{"./d3":7,"./label/add-label":18,"./lodash":20,"./util":25}],5:[function(require,module,exports){"use strict";var _=require("./lodash"),intersectNode=require("./intersect/intersect-node"),util=require("./util"),d3=require("./d3");module.exports=createEdgePaths;function createEdgePaths(selection,g,arrows){var svgPaths=selection.selectAll("g.edgePath").data(g.edges(),function(e){return util.edgeToId(e)}).classed("update",true);enter(svgPaths,g);exit(svgPaths,g);util.applyTransition(svgPaths,g).style("opacity",1);svgPaths.each(function(e){var domEdge=d3.select(this);var edge=g.edge(e);edge.elem=this;if(edge.id){domEdge.attr("id",edge.id)}util.applyClass(domEdge,edge["class"],(domEdge.classed("update")?"update ":"")+"edgePath")});svgPaths.selectAll("path.path").each(function(e){var edge=g.edge(e);edge.arrowheadId=_.uniqueId("arrowhead");var domEdge=d3.select(this).attr("marker-end",function(){return"url(#"+edge.arrowheadId+")"}).style("fill","none");util.applyTransition(domEdge,g).attr("d",function(e){return calcPoints(g,e)});util.applyStyle(domEdge,edge.style)});svgPaths.selectAll("defs *").remove();svgPaths.selectAll("defs").each(function(e){var edge=g.edge(e),arrowhead=arrows[edge.arrowhead];arrowhead(d3.select(this),edge.arrowheadId,edge,"arrowhead")});return svgPaths}function calcPoints(g,e){var edge=g.edge(e),tail=g.node(e.v),head=g.node(e.w),points=edge.points.slice(1,edge.points.length-1);points.unshift(intersectNode(tail,points[0]));points.push(intersectNode(head,points[points.length-1]));return createLine(edge,points)}function createLine(edge,points){var line=d3.svg.line().x(function(d){return d.x}).y(function(d){return d.y});if(_.has(edge,"lineInterpolate")){line.interpolate(edge.lineInterpolate)}if(_.has(edge,"lineTension")){line.tension(Number(edge.lineTension))}return line(points)}function getCoords(elem){var bbox=elem.getBBox(),matrix=elem.getTransformToElement(elem.ownerSVGElement).translate(bbox.width/2,bbox.height/2);return{x:matrix.e,y:matrix.f}}function enter(svgPaths,g){var svgPathsEnter=svgPaths.enter().append("g").attr("class","edgePath").style("opacity",0);svgPathsEnter.append("path").attr("class","path").attr("d",function(e){var edge=g.edge(e),sourceElem=g.node(e.v).elem,points=_.range(edge.points.length).map(function(){return getCoords(sourceElem)});return createLine(edge,points)});svgPathsEnter.append("defs")}function exit(svgPaths,g){var svgPathExit=svgPaths.exit();util.applyTransition(svgPathExit,g).style("opacity",0).remove();util.applyTransition(svgPathExit.select("path.path"),g).attr("d",function(e){var source=g.node(e.v);if(source){var points=_.range(this.pathSegList.length).map(function(){return source});return createLine({},points)}else{return d3.select(this).attr("d")}})}},{"./d3":7,"./intersect/intersect-node":14,"./lodash":20,"./util":25}],6:[function(require,module,exports){"use strict";var _=require("./lodash"),addLabel=require("./label/add-label"),util=require("./util"),d3=require("./d3");module.exports=createNodes;function createNodes(selection,g,shapes){var simpleNodes=g.nodes().filter(function(v){return!util.isSubgraph(g,v)});var svgNodes=selection.selectAll("g.node").data(simpleNodes,function(v){return v}).classed("update",true);svgNodes.selectAll("*").remove();svgNodes.enter().append("g").attr("id",function(v){return"node_"+v}).attr("name",function(v){return g.node(v).label}).attr("class","node").style("opacity",0);svgNodes.each(function(v){var node=g.node(v),thisGroup=d3.select(this),labelGroup=thisGroup.append("g").attr("class","label"),labelDom=addLabel(labelGroup,node),shape=shapes[node.shape],bbox=_.pick(labelDom.node().getBBox(),"width","height");node.elem=this;if(node.id){thisGroup.attr("id",node.id)}if(node.labelId){labelGroup.attr("id",node.labelId)}util.applyClass(thisGroup,node["class"],(thisGroup.classed("update")?"update ":"")+"node");if(_.has(node,"width")){bbox.width=node.width}if(_.has(node,"height")){bbox.height=node.height}bbox.width+=node.paddingLeft+node.paddingRight;bbox.height+=node.paddingTop+node.paddingBottom;labelGroup.attr("transform","translate("+(node.paddingLeft-node.paddingRight)/2+","+(node.paddingTop-node.paddingBottom)/2+")");var shapeSvg=shape(d3.select(this),bbox,node);util.applyStyle(shapeSvg,node.style);var shapeBBox=shapeSvg.node().getBBox();node.width=shapeBBox.width;node.height=shapeBBox.height});util.applyTransition(svgNodes.exit(),g).style("opacity",0).remove();return svgNodes}},{"./d3":7,"./label/add-label":18,"./lodash":20,"./util":25}],7:[function(require,module,exports){module.exports=window.d3},{}],8:[function(require,module,exports){var dagre;if(require){try{dagre=require("dagre")}catch(e){}}if(!dagre){dagre=window.dagre}module.exports=dagre},{dagre:27}],9:[function(require,module,exports){var graphlib;if(require){try{graphlib=require("graphlib")}catch(e){}}if(!graphlib){graphlib=window.graphlib}module.exports=graphlib},{graphlib:57}],10:[function(require,module,exports){module.exports={node:require("./intersect-node"),circle:require("./intersect-circle"),ellipse:require("./intersect-ellipse"),polygon:require("./intersect-polygon"),rect:require("./intersect-rect")}},{"./intersect-circle":11,"./intersect-ellipse":12,"./intersect-node":14,"./intersect-polygon":15,"./intersect-rect":16}],11:[function(require,module,exports){var intersectEllipse=require("./intersect-ellipse");module.exports=intersectCircle;function intersectCircle(node,rx,point){return intersectEllipse(node,rx,rx,point)}},{"./intersect-ellipse":12}],12:[function(require,module,exports){module.exports=intersectEllipse;function intersectEllipse(node,rx,ry,point){var cx=node.x;var cy=node.y;var px=cx-point.x;var py=cy-point.y;var det=Math.sqrt(rx*rx*py*py+ry*ry*px*px);var dx=Math.abs(rx*ry*px/det);if(point.x0}},{}],14:[function(require,module,exports){module.exports=intersectNode;function intersectNode(node,point){return node.intersect(point)}},{}],15:[function(require,module,exports){var intersectLine=require("./intersect-line");module.exports=intersectPolygon;function intersectPolygon(node,polyPoints,point){var x1=node.x;var y1=node.y;var intersections=[];var minX=Number.POSITIVE_INFINITY,minY=Number.POSITIVE_INFINITY;polyPoints.forEach(function(entry){minX=Math.min(minX,entry.x);minY=Math.min(minY,entry.y)});var left=x1-node.width/2-minX;var top=y1-node.height/2-minY;for(var i=0;i1){intersections.sort(function(p,q){var pdx=p.x-point.x,pdy=p.y-point.y,distp=Math.sqrt(pdx*pdx+pdy*pdy),qdx=q.x-point.x,qdy=q.y-point.y,distq=Math.sqrt(qdx*qdx+qdy*qdy);return distpMath.abs(dx)*h){if(dy<0){h=-h}sx=dy===0?0:h*dx/dy;sy=h}else{if(dx<0){w=-w}sx=w;sy=dx===0?0:w*dy/dx}return{x:x+sx,y:y+sy}}},{}],17:[function(require,module,exports){var util=require("../util");module.exports=addHtmlLabel;function addHtmlLabel(root,node){var fo=root.append("foreignObject").attr("width","100000");var div=fo.append("xhtml:div");var label=node.label;switch(typeof label){case"function":div.insert(label);break;case"object":div.insert(function(){return label});break;default:div.html(label)}util.applyStyle(div,node.labelStyle);div.style("display","inline-block");div.style("white-space","nowrap");var w,h;div.each(function(){w=this.clientWidth;h=this.clientHeight});fo.attr("width",w).attr("height",h);return fo}},{"../util":25}],18:[function(require,module,exports){var addTextLabel=require("./add-text-label"),addHtmlLabel=require("./add-html-label");module.exports=addLabel;function addLabel(root,node){var label=node.label;var labelSvg=root.append("g");if(typeof label!=="string"||node.labelType==="html"){addHtmlLabel(labelSvg,node)}else{addTextLabel(labelSvg,node)}var labelBBox=labelSvg.node().getBBox();labelSvg.attr("transform","translate("+-labelBBox.width/2+","+-labelBBox.height/2+")");return labelSvg}},{"./add-html-label":17,"./add-text-label":19}],19:[function(require,module,exports){var util=require("../util");module.exports=addTextLabel;function addTextLabel(root,node){var domNode=root.append("text");var lines=processEscapeSequences(node.label).split("\n");for(var i=0;i0;--i){entry=buckets[i].dequeue();if(entry){results=results.concat(removeNode(g,buckets,zeroIdx,entry,true));break}}}}return results}function removeNode(g,buckets,zeroIdx,entry,collectPredecessors){var results=collectPredecessors?[]:undefined;_.each(g.inEdges(entry.v),function(edge){var weight=g.edge(edge),uEntry=g.node(edge.v);if(collectPredecessors){results.push({v:edge.v,w:edge.w})}uEntry.out-=weight;assignBucket(buckets,zeroIdx,uEntry)});_.each(g.outEdges(entry.v),function(edge){var weight=g.edge(edge),w=edge.w,wEntry=g.node(w);wEntry["in"]-=weight;assignBucket(buckets,zeroIdx,wEntry)});g.removeNode(entry.v);return results}function buildState(g,weightFn){var fasGraph=new Graph,maxIn=0,maxOut=0;_.each(g.nodes(),function(v){fasGraph.setNode(v,{v:v,"in":0,out:0})});_.each(g.edges(),function(e){var prevWeight=fasGraph.edge(e.v,e.w)||0,weight=weightFn(e),edgeWeight=prevWeight+weight;fasGraph.setEdge(e.v,e.w,edgeWeight);maxOut=Math.max(maxOut,fasGraph.node(e.v).out+=weight);maxIn=Math.max(maxIn,fasGraph.node(e.w)["in"]+=weight)});var buckets=_.range(maxOut+maxIn+3).map(function(){return new List});var zeroIdx=maxIn+1;_.each(fasGraph.nodes(),function(v){assignBucket(buckets,zeroIdx,fasGraph.node(v))});return{graph:fasGraph,buckets:buckets,zeroIdx:zeroIdx}}function assignBucket(buckets,zeroIdx,entry){if(!entry.out){buckets[0].enqueue(entry)}else if(!entry["in"]){buckets[buckets.length-1].enqueue(entry)}else{buckets[entry.out-entry["in"]+zeroIdx].enqueue(entry)}}},{"./data/list":31,"./graphlib":33,"./lodash":36}],35:[function(require,module,exports){"use strict";var _=require("./lodash"),acyclic=require("./acyclic"),normalize=require("./normalize"),rank=require("./rank"),normalizeRanks=require("./util").normalizeRanks,parentDummyChains=require("./parent-dummy-chains"),removeEmptyRanks=require("./util").removeEmptyRanks,nestingGraph=require("./nesting-graph"),addBorderSegments=require("./add-border-segments"),coordinateSystem=require("./coordinate-system"),order=require("./order"),position=require("./position"),util=require("./util"),Graph=require("./graphlib").Graph;module.exports=layout;function layout(g,opts){var time=opts&&opts.debugTiming?util.time:util.notime;time("layout",function(){var layoutGraph=time(" buildLayoutGraph",function(){return buildLayoutGraph(g)});time(" runLayout",function(){runLayout(layoutGraph,time)});time(" updateInputGraph",function(){updateInputGraph(g,layoutGraph)})})}function runLayout(g,time){time(" makeSpaceForEdgeLabels",function(){makeSpaceForEdgeLabels(g)});time(" removeSelfEdges",function(){removeSelfEdges(g)});time(" acyclic",function(){acyclic.run(g)});time(" nestingGraph.run",function(){nestingGraph.run(g)});time(" rank",function(){rank(util.asNonCompoundGraph(g))});time(" injectEdgeLabelProxies",function(){injectEdgeLabelProxies(g)});time(" removeEmptyRanks",function(){removeEmptyRanks(g)});time(" nestingGraph.cleanup",function(){nestingGraph.cleanup(g)});time(" normalizeRanks",function(){normalizeRanks(g)});time(" assignRankMinMax",function(){assignRankMinMax(g)});time(" removeEdgeLabelProxies",function(){removeEdgeLabelProxies(g)});time(" normalize.run",function(){normalize.run(g)});time(" parentDummyChains",function(){parentDummyChains(g)});time(" addBorderSegments",function(){addBorderSegments(g)});time(" order",function(){order(g)});time(" insertSelfEdges",function(){insertSelfEdges(g)});time(" adjustCoordinateSystem",function(){coordinateSystem.adjust(g)});time(" position",function(){position(g)});time(" positionSelfEdges",function(){positionSelfEdges(g)});time(" removeBorderNodes",function(){removeBorderNodes(g)});time(" normalize.undo",function(){normalize.undo(g)});time(" fixupEdgeLabelCoords",function(){fixupEdgeLabelCoords(g)});time(" undoCoordinateSystem",function(){coordinateSystem.undo(g)});time(" translateGraph",function(){translateGraph(g)});time(" assignNodeIntersects",function(){assignNodeIntersects(g)});time(" reversePoints",function(){reversePointsForReversedEdges(g)});time(" acyclic.undo",function(){acyclic.undo(g)})}function updateInputGraph(inputGraph,layoutGraph){_.each(inputGraph.nodes(),function(v){var inputLabel=inputGraph.node(v),layoutLabel=layoutGraph.node(v);if(inputLabel){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y;if(layoutGraph.children(v).length){inputLabel.width=layoutLabel.width;inputLabel.height=layoutLabel.height}}});_.each(inputGraph.edges(),function(e){var inputLabel=inputGraph.edge(e),layoutLabel=layoutGraph.edge(e);inputLabel.points=layoutLabel.points;if(_.has(layoutLabel,"x")){inputLabel.x=layoutLabel.x;inputLabel.y=layoutLabel.y}});inputGraph.graph().width=layoutGraph.graph().width;inputGraph.graph().height=layoutGraph.graph().height}var graphNumAttrs=["nodesep","edgesep","ranksep","marginx","marginy"],graphDefaults={ranksep:50,edgesep:20,nodesep:50,rankdir:"tb"},graphAttrs=["acyclicer","ranker","rankdir","align"],nodeNumAttrs=["width","height"],nodeDefaults={width:0,height:0},edgeNumAttrs=["minlen","weight","width","height","labeloffset"],edgeDefaults={minlen:1,weight:1,width:0,height:0,labeloffset:10,labelpos:"r"},edgeAttrs=["labelpos"];function buildLayoutGraph(inputGraph){var g=new Graph({multigraph:true,compound:true}),graph=canonicalize(inputGraph.graph());g.setGraph(_.merge({},graphDefaults,selectNumberAttrs(graph,graphNumAttrs),_.pick(graph,graphAttrs))); -graph.ranksep/=2;_.each(g.edges(),function(e){var edge=g.edge(e);edge.minlen*=2;if(edge.labelpos.toLowerCase()!=="c"){if(graph.rankdir==="TB"||graph.rankdir==="BT"){edge.width+=edge.labeloffset}else{edge.height+=edge.labeloffset}}})}function injectEdgeLabelProxies(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(edge.width&&edge.height){var v=g.node(e.v),w=g.node(e.w),label={rank:(w.rank-v.rank)/2+v.rank,e:e};util.addDummyNode(g,"edge-proxy",label,"_ep")}})}function assignRankMinMax(g){var maxRank=0;_.each(g.nodes(),function(v){var node=g.node(v);if(node.borderTop){node.minRank=g.node(node.borderTop).rank;node.maxRank=g.node(node.borderBottom).rank;maxRank=_.max(maxRank,node.maxRank)}});g.graph().maxRank=maxRank}function removeEdgeLabelProxies(g){_.each(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="edge-proxy"){g.edge(node.e).labelRank=node.rank;g.removeNode(v)}})}function translateGraph(g){var minX=Number.POSITIVE_INFINITY,maxX=0,minY=Number.POSITIVE_INFINITY,maxY=0,graphLabel=g.graph(),marginX=graphLabel.marginx||0,marginY=graphLabel.marginy||0;function getExtremes(attrs){var x=attrs.x,y=attrs.y,w=attrs.width,h=attrs.height;minX=Math.min(minX,x-w/2);maxX=Math.max(maxX,x+w/2);minY=Math.min(minY,y-h/2);maxY=Math.max(maxY,y+h/2)}_.each(g.nodes(),function(v){getExtremes(g.node(v))});_.each(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){getExtremes(edge)}});minX-=marginX;minY-=marginY;_.each(g.nodes(),function(v){var node=g.node(v);node.x-=minX;node.y-=minY});_.each(g.edges(),function(e){var edge=g.edge(e);_.each(edge.points,function(p){p.x-=minX;p.y-=minY});if(_.has(edge,"x")){edge.x-=minX}if(_.has(edge,"y")){edge.y-=minY}});graphLabel.width=maxX-minX+marginX;graphLabel.height=maxY-minY+marginY}function assignNodeIntersects(g){_.each(g.edges(),function(e){var edge=g.edge(e),nodeV=g.node(e.v),nodeW=g.node(e.w),p1,p2;if(!edge.points){edge.points=[];p1=nodeW;p2=nodeV}else{p1=edge.points[0];p2=edge.points[edge.points.length-1]}edge.points.unshift(util.intersectRect(nodeV,p1));edge.points.push(util.intersectRect(nodeW,p2))})}function fixupEdgeLabelCoords(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){if(edge.labelpos==="l"||edge.labelpos==="r"){edge.width-=edge.labeloffset}switch(edge.labelpos){case"l":edge.x-=edge.width/2+edge.labeloffset;break;case"r":edge.x+=edge.width/2+edge.labeloffset;break}}})}function reversePointsForReversedEdges(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(edge.reversed){edge.points.reverse()}})}function removeBorderNodes(g){_.each(g.nodes(),function(v){if(g.children(v).length){var node=g.node(v),t=g.node(node.borderTop),b=g.node(node.borderBottom),l=g.node(_.last(node.borderLeft)),r=g.node(_.last(node.borderRight));node.width=Math.abs(r.x-l.x);node.height=Math.abs(b.y-t.y);node.x=l.x+node.width/2;node.y=t.y+node.height/2}});_.each(g.nodes(),function(v){if(g.node(v).dummy==="border"){g.removeNode(v)}})}function removeSelfEdges(g){_.each(g.edges(),function(e){if(e.v===e.w){var node=g.node(e.v);if(!node.selfEdges){node.selfEdges=[]}node.selfEdges.push({e:e,label:g.edge(e)});g.removeEdge(e)}})}function insertSelfEdges(g){var layers=util.buildLayerMatrix(g);_.each(layers,function(layer){var orderShift=0;_.each(layer,function(v,i){var node=g.node(v);node.order=i+orderShift;_.each(node.selfEdges,function(selfEdge){util.addDummyNode(g,"selfedge",{width:selfEdge.label.width,height:selfEdge.label.height,rank:node.rank,order:i+ ++orderShift,e:selfEdge.e,label:selfEdge.label},"_se")});delete node.selfEdges})})}function positionSelfEdges(g){_.each(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="selfedge"){var selfNode=g.node(node.e.v),x=selfNode.x+selfNode.width/2,y=selfNode.y,dx=node.x-x,dy=selfNode.height/2;g.setEdge(node.e,node.label);g.removeNode(v);node.label.points=[{x:x+2*dx/3,y:y-dy},{x:x+5*dx/6,y:y-dy},{x:x+dx,y:y},{x:x+5*dx/6,y:y+dy},{x:x+2*dx/3,y:y+dy}];node.label.x=node.x;node.label.y=node.y}})}function selectNumberAttrs(obj,attrs){return _.mapValues(_.pick(obj,attrs),Number)}function canonicalize(attrs){var newAttrs={};_.each(attrs,function(v,k){newAttrs[k.toLowerCase()]=v});return newAttrs}},{"./acyclic":28,"./add-border-segments":29,"./coordinate-system":30,"./graphlib":33,"./lodash":36,"./nesting-graph":37,"./normalize":38,"./order":43,"./parent-dummy-chains":48,"./position":50,"./rank":52,"./util":55}],36:[function(require,module,exports){arguments[4][20][0].apply(exports,arguments)},{dup:20,lodash:77}],37:[function(require,module,exports){var _=require("./lodash"),util=require("./util");module.exports={run:run,cleanup:cleanup};function run(g){var root=util.addDummyNode(g,"root",{},"_root"),depths=treeDepths(g),height=_.max(depths)-1,nodeSep=2*height+1;g.graph().nestingRoot=root;_.each(g.edges(),function(e){g.edge(e).minlen*=nodeSep});var weight=sumWeights(g)+1;_.each(g.children(),function(child){dfs(g,root,nodeSep,weight,height,depths,child)});g.graph().nodeRankFactor=nodeSep}function dfs(g,root,nodeSep,weight,height,depths,v){var children=g.children(v);if(!children.length){if(v!==root){g.setEdge(root,v,{weight:0,minlen:nodeSep})}return}var top=util.addBorderNode(g,"_bt"),bottom=util.addBorderNode(g,"_bb"),label=g.node(v);g.setParent(top,v);label.borderTop=top;g.setParent(bottom,v);label.borderBottom=bottom;_.each(children,function(child){dfs(g,root,nodeSep,weight,height,depths,child);var childNode=g.node(child),childTop=childNode.borderTop?childNode.borderTop:child,childBottom=childNode.borderBottom?childNode.borderBottom:child,thisWeight=childNode.borderTop?weight:2*weight,minlen=childTop!==childBottom?1:height-depths[v]+1;g.setEdge(top,childTop,{weight:thisWeight,minlen:minlen,nestingEdge:true});g.setEdge(childBottom,bottom,{weight:thisWeight,minlen:minlen,nestingEdge:true})});if(!g.parent(v)){g.setEdge(root,top,{weight:0,minlen:height+depths[v]})}}function treeDepths(g){var depths={};function dfs(v,depth){var children=g.children(v);if(children&&children.length){_.each(children,function(child){dfs(child,depth+1)})}depths[v]=depth}_.each(g.children(),function(v){dfs(v,1)});return depths}function sumWeights(g){return _.reduce(g.edges(),function(acc,e){return acc+g.edge(e).weight},0)}function cleanup(g){var graphLabel=g.graph();g.removeNode(graphLabel.nestingRoot);delete graphLabel.nestingRoot;_.each(g.edges(),function(e){var edge=g.edge(e);if(edge.nestingEdge){g.removeEdge(e)}})}},{"./lodash":36,"./util":55}],38:[function(require,module,exports){"use strict";var _=require("./lodash"),util=require("./util");module.exports={run:run,undo:undo};function run(g){g.graph().dummyChains=[];_.each(g.edges(),function(edge){normalizeEdge(g,edge)})}function normalizeEdge(g,e){var v=e.v,vRank=g.node(v).rank,w=e.w,wRank=g.node(w).rank,name=e.name,edgeLabel=g.edge(e),labelRank=edgeLabel.labelRank;if(wRank===vRank+1)return;g.removeEdge(e);var dummy,attrs,i;for(i=0,++vRank;vRank0){if(index%2){weightSum+=tree[index+1]}index=index-1>>1;tree[index]+=entry.weight}cc+=entry.weight*weightSum}));return cc}},{"../lodash":36}],43:[function(require,module,exports){"use strict";var _=require("../lodash"),initOrder=require("./init-order"),crossCount=require("./cross-count"),sortSubgraph=require("./sort-subgraph"),buildLayerGraph=require("./build-layer-graph"),addSubgraphConstraints=require("./add-subgraph-constraints"),Graph=require("../graphlib").Graph,util=require("../util");module.exports=order;function order(g){var maxRank=util.maxRank(g),downLayerGraphs=buildLayerGraphs(g,_.range(1,maxRank+1),"inEdges"),upLayerGraphs=buildLayerGraphs(g,_.range(maxRank-1,-1,-1),"outEdges");var layering=initOrder(g);assignOrder(g,layering);var bestCC=Number.POSITIVE_INFINITY,best;for(var i=0,lastBest=0;lastBest<4;++i,++lastBest){sweepLayerGraphs(i%2?downLayerGraphs:upLayerGraphs,i%4>=2);layering=util.buildLayerMatrix(g);var cc=crossCount(g,layering);if(cc=vEntry.barycenter){mergeEntries(vEntry,uEntry)}}}function handleOut(vEntry){return function(wEntry){wEntry["in"].push(vEntry);if(--wEntry.indegree===0){sourceSet.push(wEntry)}}}while(sourceSet.length){var entry=sourceSet.pop();entries.push(entry);_.each(entry["in"].reverse(),handleIn(entry));_.each(entry.out,handleOut(entry))}return _.chain(entries).filter(function(entry){return!entry.merged}).map(function(entry){return _.pick(entry,["vs","i","barycenter","weight"])}).value()}function mergeEntries(target,source){var sum=0,weight=0;if(target.weight){sum+=target.barycenter*target.weight;weight+=target.weight}if(source.weight){sum+=source.barycenter*source.weight;weight+=source.weight}target.vs=source.vs.concat(target.vs);target.barycenter=sum/weight;target.weight=weight;target.i=Math.min(source.i,target.i);source.merged=true}},{"../lodash":36}],46:[function(require,module,exports){var _=require("../lodash"),barycenter=require("./barycenter"),resolveConflicts=require("./resolve-conflicts"),sort=require("./sort");module.exports=sortSubgraph;function sortSubgraph(g,v,cg,biasRight){var movable=g.children(v),node=g.node(v),bl=node?node.borderLeft:undefined,br=node?node.borderRight:undefined,subgraphs={};if(bl){movable=_.filter(movable,function(w){return w!==bl&&w!==br})}var barycenters=barycenter(g,movable);_.each(barycenters,function(entry){if(g.children(entry.v).length){var subgraphResult=sortSubgraph(g,entry.v,cg,biasRight);subgraphs[entry.v]=subgraphResult;if(_.has(subgraphResult,"barycenter")){mergeBarycenters(entry,subgraphResult)}}});var entries=resolveConflicts(barycenters,cg);expandSubgraphs(entries,subgraphs);var result=sort(entries,biasRight);if(bl){result.vs=_.flatten([bl,result.vs,br],true);if(g.predecessors(bl).length){var blPred=g.node(g.predecessors(bl)[0]),brPred=g.node(g.predecessors(br)[0]);if(!_.has(result,"barycenter")){result.barycenter=0;result.weight=0}result.barycenter=(result.barycenter*result.weight+blPred.order+brPred.order)/(result.weight+2);result.weight+=2}}return result}function expandSubgraphs(entries,subgraphs){_.each(entries,function(entry){entry.vs=_.flatten(entry.vs.map(function(v){if(subgraphs[v]){return subgraphs[v].vs}return v}),true)})}function mergeBarycenters(target,other){if(!_.isUndefined(target.barycenter)){target.barycenter=(target.barycenter*target.weight+other.barycenter*other.weight)/(target.weight+other.weight);target.weight+=other.weight}else{target.barycenter=other.barycenter;target.weight=other.weight}}},{"../lodash":36,"./barycenter":40,"./resolve-conflicts":45,"./sort":47}],47:[function(require,module,exports){var _=require("../lodash"),util=require("../util");module.exports=sort;function sort(entries,biasRight){var parts=util.partition(entries,function(entry){return _.has(entry,"barycenter")});var sortable=parts.lhs,unsortable=_.sortBy(parts.rhs,function(entry){return-entry.i}),vs=[],sum=0,weight=0,vsIndex=0;sortable.sort(compareWithBias(!!biasRight));vsIndex=consumeUnsortable(vs,unsortable,vsIndex);_.each(sortable,function(entry){vsIndex+=entry.vs.length;vs.push(entry.vs);sum+=entry.barycenter*entry.weight;weight+=entry.weight;vsIndex=consumeUnsortable(vs,unsortable,vsIndex)});var result={vs:_.flatten(vs,true)};if(weight){result.barycenter=sum/weight;result.weight=weight}return result}function consumeUnsortable(vs,unsortable,index){var last;while(unsortable.length&&(last=_.last(unsortable)).i<=index){unsortable.pop();vs.push(last.vs);index++}return index}function compareWithBias(bias){return function(entryV,entryW){if(entryV.barycenterentryW.barycenter){return 1}return!bias?entryV.i-entryW.i:entryW.i-entryV.i}}},{"../lodash":36,"../util":55}],48:[function(require,module,exports){var _=require("./lodash");module.exports=parentDummyChains;function parentDummyChains(g){var postorderNums=postorder(g);_.each(g.graph().dummyChains,function(v){var node=g.node(v),edgeObj=node.edgeObj,pathData=findPath(g,postorderNums,edgeObj.v,edgeObj.w),path=pathData.path,lca=pathData.lca,pathIdx=0,pathV=path[pathIdx],ascending=true;while(v!==edgeObj.w){node=g.node(v);if(ascending){while((pathV=path[pathIdx])!==lca&&g.node(pathV).maxRanklow||lim>postorderNums[parent].lim));lca=parent;parent=w;while((parent=g.parent(parent))!==lca){wPath.push(parent)}return{path:vPath.concat(wPath.reverse()),lca:lca}}function postorder(g){var result={},lim=0;function dfs(v){var low=lim;_.each(g.children(v),dfs);result[v]={low:low,lim:lim++}}_.each(g.children(),dfs);return result}},{"./lodash":36}],49:[function(require,module,exports){"use strict";var _=require("../lodash"),Graph=require("../graphlib").Graph,util=require("../util");module.exports={positionX:positionX,findType1Conflicts:findType1Conflicts,findType2Conflicts:findType2Conflicts,addConflict:addConflict,hasConflict:hasConflict,verticalAlignment:verticalAlignment,horizontalCompaction:horizontalCompaction,alignCoordinates:alignCoordinates,findSmallestWidthAlignment:findSmallestWidthAlignment,balance:balance};function findType1Conflicts(g,layering){var conflicts={};function visitLayer(prevLayer,layer){var k0=0,scanPos=0,prevLayerLength=prevLayer.length,lastNode=_.last(layer);_.each(layer,function(v,i){var w=findOtherInnerSegmentNode(g,v),k1=w?g.node(w).order:prevLayerLength;if(w||v===lastNode){_.each(layer.slice(scanPos,i+1),function(scanNode){_.each(g.predecessors(scanNode),function(u){var uLabel=g.node(u),uPos=uLabel.order;if((uPosnextNorthBorder)){addConflict(conflicts,u,v)}})}})}function visitLayer(north,south){var prevNorthPos=-1,nextNorthPos,southPos=0;_.each(south,function(v,southLookahead){if(g.node(v).dummy==="border"){var predecessors=g.predecessors(v);if(predecessors.length){nextNorthPos=g.node(predecessors[0]).order;scan(south,southPos,southLookahead,prevNorthPos,nextNorthPos);southPos=southLookahead;prevNorthPos=nextNorthPos}}scan(south,southPos,south.length,nextNorthPos,north.length)});return south}_.reduce(layering,visitLayer);return conflicts}function findOtherInnerSegmentNode(g,v){if(g.node(v).dummy){return _.find(g.predecessors(v),function(u){return g.node(u).dummy})}}function addConflict(conflicts,v,w){if(v>w){var tmp=v;v=w;w=tmp}var conflictsV=conflicts[v];if(!conflictsV){conflicts[v]=conflictsV={}}conflictsV[w]=true}function hasConflict(conflicts,v,w){if(v>w){var tmp=v;v=w;w=tmp}return _.has(conflicts[v],w)}function verticalAlignment(g,layering,conflicts,neighborFn){var root={},align={},pos={};_.each(layering,function(layer){_.each(layer,function(v,order){root[v]=v;align[v]=v;pos[v]=order})});_.each(layering,function(layer){var prevIdx=-1;_.each(layer,function(v){var ws=neighborFn(v);if(ws.length){ws=_.sortBy(ws,function(w){return pos[w]});var mp=(ws.length-1)/2;for(var i=Math.floor(mp),il=Math.ceil(mp);i<=il;++i){var w=ws[i];if(align[v]===v&&prevIdxwLabel.lim){tailLabel=wLabel;flip=true}var candidates=_.filter(g.edges(),function(edge){return flip===isDescendant(t,t.node(edge.v),tailLabel)&&flip!==isDescendant(t,t.node(edge.w),tailLabel)});return _.min(candidates,function(edge){return slack(g,edge)})}function exchangeEdges(t,g,e,f){var v=e.v,w=e.w;t.removeEdge(v,w);t.setEdge(f.v,f.w,{});initLowLimValues(t);initCutValues(t,g);updateRanks(t,g)}function updateRanks(t,g){var root=_.find(t.nodes(),function(v){return!g.node(v).parent}),vs=preorder(t,root);vs=vs.slice(1);_.each(vs,function(v){var parent=t.node(v).parent,edge=g.edge(v,parent),flipped=false;if(!edge){edge=g.edge(parent,v);flipped=true}g.node(v).rank=g.node(parent).rank+(flipped?edge.minlen:-edge.minlen)})}function isTreeEdge(tree,u,v){return tree.hasEdge(u,v)}function isDescendant(tree,vLabel,rootLabel){return rootLabel.low<=vLabel.lim&&vLabel.lim<=rootLabel.lim}},{"../graphlib":33,"../lodash":36,"../util":55,"./feasible-tree":51,"./util":54}],54:[function(require,module,exports){"use strict";var _=require("../lodash");module.exports={longestPath:longestPath,slack:slack};function longestPath(g){var visited={};function dfs(v){var label=g.node(v);if(_.has(visited,v)){return label.rank}visited[v]=true;var rank=_.min(_.map(g.outEdges(v),function(e){return dfs(e.w)-g.edge(e).minlen}));if(rank===Number.POSITIVE_INFINITY){rank=0}return label.rank=rank}_.each(g.sources(),dfs)}function slack(g,e){return g.node(e.w).rank-g.node(e.v).rank-g.edge(e).minlen}},{"../lodash":36}],55:[function(require,module,exports){"use strict";var _=require("./lodash"),Graph=require("./graphlib").Graph;module.exports={addDummyNode:addDummyNode,simplify:simplify,asNonCompoundGraph:asNonCompoundGraph,successorWeights:successorWeights,predecessorWeights:predecessorWeights,intersectRect:intersectRect,buildLayerMatrix:buildLayerMatrix,normalizeRanks:normalizeRanks,removeEmptyRanks:removeEmptyRanks,addBorderNode:addBorderNode,maxRank:maxRank,partition:partition,time:time,notime:notime};function addDummyNode(g,type,attrs,name){var v;do{v=_.uniqueId(name)}while(g.hasNode(v));attrs.dummy=type;g.setNode(v,attrs);return v}function simplify(g){var simplified=(new Graph).setGraph(g.graph());_.each(g.nodes(),function(v){simplified.setNode(v,g.node(v))});_.each(g.edges(),function(e){var simpleLabel=simplified.edge(e.v,e.w)||{weight:0,minlen:1},label=g.edge(e);simplified.setEdge(e.v,e.w,{weight:simpleLabel.weight+label.weight,minlen:Math.max(simpleLabel.minlen,label.minlen)})});return simplified}function asNonCompoundGraph(g){ -var simplified=new Graph({multigraph:g.isMultigraph()}).setGraph(g.graph());_.each(g.nodes(),function(v){if(!g.children(v).length){simplified.setNode(v,g.node(v))}});_.each(g.edges(),function(e){simplified.setEdge(e,g.edge(e))});return simplified}function successorWeights(g){var weightMap=_.map(g.nodes(),function(v){var sucs={};_.each(g.outEdges(v),function(e){sucs[e.w]=(sucs[e.w]||0)+g.edge(e).weight});return sucs});return _.zipObject(g.nodes(),weightMap)}function predecessorWeights(g){var weightMap=_.map(g.nodes(),function(v){var preds={};_.each(g.inEdges(v),function(e){preds[e.v]=(preds[e.v]||0)+g.edge(e).weight});return preds});return _.zipObject(g.nodes(),weightMap)}function intersectRect(rect,point){var x=rect.x;var y=rect.y;var dx=point.x-x;var dy=point.y-y;var w=rect.width/2;var h=rect.height/2;if(!dx&&!dy){throw new Error("Not possible to find intersection inside of the rectangle")}var sx,sy;if(Math.abs(dy)*w>Math.abs(dx)*h){if(dy<0){h=-h}sx=h*dx/dy;sy=h}else{if(dx<0){w=-w}sx=w;sy=w*dy/dx}return{x:x+sx,y:y+sy}}function buildLayerMatrix(g){var layering=_.map(_.range(maxRank(g)+1),function(){return[]});_.each(g.nodes(),function(v){var node=g.node(v),rank=node.rank;if(!_.isUndefined(rank)){layering[rank][node.order]=v}});return layering}function normalizeRanks(g){var min=_.min(_.map(g.nodes(),function(v){return g.node(v).rank}));_.each(g.nodes(),function(v){var node=g.node(v);if(_.has(node,"rank")){node.rank-=min}})}function removeEmptyRanks(g){var offset=_.min(_.map(g.nodes(),function(v){return g.node(v).rank}));var layers=[];_.each(g.nodes(),function(v){var rank=g.node(v).rank-offset;if(!_.has(layers,rank)){layers[rank]=[]}layers[rank].push(v)});var delta=0,nodeRankFactor=g.graph().nodeRankFactor;_.each(layers,function(vs,i){if(_.isUndefined(vs)&&i%nodeRankFactor!==0){--delta}else if(delta){_.each(vs,function(v){g.node(v).rank+=delta})}})}function addBorderNode(g,prefix,rank,order){var node={width:0,height:0};if(arguments.length>=4){node.rank=rank;node.order=order}return addDummyNode(g,"border",node,prefix)}function maxRank(g){return _.max(_.map(g.nodes(),function(v){var rank=g.node(v).rank;if(!_.isUndefined(rank)){return rank}}))}function partition(collection,fn){var result={lhs:[],rhs:[]};_.each(collection,function(value){if(fn(value)){result.lhs.push(value)}else{result.rhs.push(value)}});return result}function time(name,fn){var start=_.now();try{return fn()}finally{console.log(name+" time: "+(_.now()-start)+"ms")}}function notime(name,fn){return fn()}},{"./graphlib":33,"./lodash":36}],56:[function(require,module,exports){module.exports="0.7.1"},{}],57:[function(require,module,exports){var lib=require("./lib");module.exports={Graph:lib.Graph,json:require("./lib/json"),alg:require("./lib/alg"),version:lib.version}},{"./lib":73,"./lib/alg":64,"./lib/json":74}],58:[function(require,module,exports){var _=require("../lodash");module.exports=components;function components(g){var visited={},cmpts=[],cmpt;function dfs(v){if(_.has(visited,v))return;visited[v]=true;cmpt.push(v);_.each(g.successors(v),dfs);_.each(g.predecessors(v),dfs)}_.each(g.nodes(),function(v){cmpt=[];dfs(v);if(cmpt.length){cmpts.push(cmpt)}});return cmpts}},{"../lodash":75}],59:[function(require,module,exports){var _=require("../lodash");module.exports=dfs;function dfs(g,vs,order){if(!_.isArray(vs)){vs=[vs]}var acc=[],visited={};_.each(vs,function(v){if(!g.hasNode(v)){throw new Error("Graph does not have node: "+v)}doDfs(g,v,order==="post",visited,acc)});return acc}function doDfs(g,v,postorder,visited,acc){if(!_.has(visited,v)){visited[v]=true;if(!postorder){acc.push(v)}_.each(g.neighbors(v),function(w){doDfs(g,w,postorder,visited,acc)});if(postorder){acc.push(v)}}}},{"../lodash":75}],60:[function(require,module,exports){var dijkstra=require("./dijkstra"),_=require("../lodash");module.exports=dijkstraAll;function dijkstraAll(g,weightFunc,edgeFunc){return _.transform(g.nodes(),function(acc,v){acc[v]=dijkstra(g,v,weightFunc,edgeFunc)},{})}},{"../lodash":75,"./dijkstra":61}],61:[function(require,module,exports){var _=require("../lodash"),PriorityQueue=require("../data/priority-queue");module.exports=dijkstra;var DEFAULT_WEIGHT_FUNC=_.constant(1);function dijkstra(g,source,weightFn,edgeFn){return runDijkstra(g,String(source),weightFn||DEFAULT_WEIGHT_FUNC,edgeFn||function(v){return g.outEdges(v)})}function runDijkstra(g,source,weightFn,edgeFn){var results={},pq=new PriorityQueue,v,vEntry;var updateNeighbors=function(edge){var w=edge.v!==v?edge.v:edge.w,wEntry=results[w],weight=weightFn(edge),distance=vEntry.distance+weight;if(weight<0){throw new Error("dijkstra does not allow negative edge weights. "+"Bad edge: "+edge+" Weight: "+weight)}if(distance0){v=pq.removeMin();vEntry=results[v];if(vEntry.distance===Number.POSITIVE_INFINITY){break}edgeFn(v).forEach(updateNeighbors)}return results}},{"../data/priority-queue":71,"../lodash":75}],62:[function(require,module,exports){var _=require("../lodash"),tarjan=require("./tarjan");module.exports=findCycles;function findCycles(g){return _.filter(tarjan(g),function(cmpt){return cmpt.length>1})}},{"../lodash":75,"./tarjan":69}],63:[function(require,module,exports){var _=require("../lodash");module.exports=floydWarshall;var DEFAULT_WEIGHT_FUNC=_.constant(1);function floydWarshall(g,weightFn,edgeFn){return runFloydWarshall(g,weightFn||DEFAULT_WEIGHT_FUNC,edgeFn||function(v){return g.outEdges(v)})}function runFloydWarshall(g,weightFn,edgeFn){var results={},nodes=g.nodes();nodes.forEach(function(v){results[v]={};results[v][v]={distance:0};nodes.forEach(function(w){if(v!==w){results[v][w]={distance:Number.POSITIVE_INFINITY}}});edgeFn(v).forEach(function(edge){var w=edge.v===v?edge.w:edge.v,d=weightFn(edge);results[v][w]={distance:d,predecessor:v}})});nodes.forEach(function(k){var rowK=results[k];nodes.forEach(function(i){var rowI=results[i];nodes.forEach(function(j){var ik=rowI[k];var kj=rowK[j];var ij=rowI[j];var altDistance=ik.distance+kj.distance;if(altDistance0){v=pq.removeMin();if(_.has(parents,v)){result.setEdge(v,parents[v])}else if(init){throw new Error("Input graph is not connected: "+g)}else{init=true}g.nodeEdges(v).forEach(updateNeighbors)}return result}},{"../data/priority-queue":71,"../graph":72,"../lodash":75}],69:[function(require,module,exports){var _=require("../lodash");module.exports=tarjan;function tarjan(g){var index=0,stack=[],visited={},results=[];function dfs(v){var entry=visited[v]={onStack:true,lowlink:index,index:index++};stack.push(v);g.successors(v).forEach(function(w){if(!_.has(visited,w)){dfs(w);entry.lowlink=Math.min(entry.lowlink,visited[w].lowlink)}else if(visited[w].onStack){entry.lowlink=Math.min(entry.lowlink,visited[w].index)}});if(entry.lowlink===entry.index){var cmpt=[],w;do{w=stack.pop();visited[w].onStack=false;cmpt.push(w)}while(v!==w);results.push(cmpt)}}g.nodes().forEach(function(v){if(!_.has(visited,v)){dfs(v)}});return results}},{"../lodash":75}],70:[function(require,module,exports){var _=require("../lodash");module.exports=topsort;topsort.CycleException=CycleException;function topsort(g){var visited={},stack={},results=[];function visit(node){if(_.has(stack,node)){throw new CycleException}if(!_.has(visited,node)){stack[node]=true;visited[node]=true;_.each(g.predecessors(node),visit);delete stack[node];results.push(node)}}_.each(g.sinks(),visit);if(_.size(visited)!==g.nodeCount()){throw new CycleException}return results}function CycleException(){}},{"../lodash":75}],71:[function(require,module,exports){var _=require("../lodash");module.exports=PriorityQueue;function PriorityQueue(){this._arr=[];this._keyIndices={}}PriorityQueue.prototype.size=function(){return this._arr.length};PriorityQueue.prototype.keys=function(){return this._arr.map(function(x){return x.key})};PriorityQueue.prototype.has=function(key){return _.has(this._keyIndices,key)};PriorityQueue.prototype.priority=function(key){var index=this._keyIndices[key];if(index!==undefined){return this._arr[index].priority}};PriorityQueue.prototype.min=function(){if(this.size()===0){throw new Error("Queue underflow")}return this._arr[0].key};PriorityQueue.prototype.add=function(key,priority){var keyIndices=this._keyIndices;key=String(key);if(!_.has(keyIndices,key)){var arr=this._arr;var index=arr.length;keyIndices[key]=index;arr.push({key:key,priority:priority});this._decrease(index);return true}return false};PriorityQueue.prototype.removeMin=function(){this._swap(0,this._arr.length-1);var min=this._arr.pop();delete this._keyIndices[min.key];this._heapify(0);return min.key};PriorityQueue.prototype.decrease=function(key,priority){var index=this._keyIndices[key];if(priority>this._arr[index].priority){throw new Error("New priority is greater than current priority. "+"Key: "+key+" Old: "+this._arr[index].priority+" New: "+priority)}this._arr[index].priority=priority;this._decrease(index)};PriorityQueue.prototype._heapify=function(i){var arr=this._arr;var l=2*i,r=l+1,largest=i;if(l>1;if(arr[parent].priority1){this.setNode(v,value)}else{this.setNode(v)}},this);return this};Graph.prototype.setNode=function(v,value){if(_.has(this._nodes,v)){if(arguments.length>1){this._nodes[v]=value}return this}this._nodes[v]=arguments.length>1?value:this._defaultNodeLabelFn(v);if(this._isCompound){this._parent[v]=GRAPH_NODE;this._children[v]={};this._children[GRAPH_NODE][v]=true}this._in[v]={};this._preds[v]={};this._out[v]={};this._sucs[v]={};++this._nodeCount;return this};Graph.prototype.node=function(v){return this._nodes[v]};Graph.prototype.hasNode=function(v){return _.has(this._nodes,v)};Graph.prototype.removeNode=function(v){var self=this;if(_.has(this._nodes,v)){var removeEdge=function(e){self.removeEdge(self._edgeObjs[e])};delete this._nodes[v];if(this._isCompound){this._removeFromParentsChildList(v);delete this._parent[v];_.each(this.children(v),function(child){this.setParent(child)},this);delete this._children[v]}_.each(_.keys(this._in[v]),removeEdge);delete this._in[v];delete this._preds[v];_.each(_.keys(this._out[v]),removeEdge);delete this._out[v];delete this._sucs[v];--this._nodeCount}return this};Graph.prototype.setParent=function(v,parent){if(!this._isCompound){throw new Error("Cannot set parent in a non-compound graph")}if(_.isUndefined(parent)){parent=GRAPH_NODE}else{for(var ancestor=parent;!_.isUndefined(ancestor);ancestor=this.parent(ancestor)){if(ancestor===v){throw new Error("Setting "+parent+" as parent of "+v+" would create create a cycle")}}this.setNode(parent)}this.setNode(v);this._removeFromParentsChildList(v);this._parent[v]=parent;this._children[parent][v]=true;return this};Graph.prototype._removeFromParentsChildList=function(v){delete this._children[this._parent[v]][v]};Graph.prototype.parent=function(v){if(this._isCompound){var parent=this._parent[v];if(parent!==GRAPH_NODE){return parent}}};Graph.prototype.children=function(v){if(_.isUndefined(v)){v=GRAPH_NODE}if(this._isCompound){var children=this._children[v];if(children){return _.keys(children)}}else if(v===GRAPH_NODE){return this.nodes()}else if(this.hasNode(v)){return[]}};Graph.prototype.predecessors=function(v){var predsV=this._preds[v];if(predsV){return _.keys(predsV)}};Graph.prototype.successors=function(v){var sucsV=this._sucs[v];if(sucsV){return _.keys(sucsV)}};Graph.prototype.neighbors=function(v){var preds=this.predecessors(v);if(preds){return _.union(preds,this.successors(v))}};Graph.prototype.setDefaultEdgeLabel=function(newDefault){if(!_.isFunction(newDefault)){newDefault=_.constant(newDefault)}this._defaultEdgeLabelFn=newDefault;return this};Graph.prototype.edgeCount=function(){return this._edgeCount};Graph.prototype.edges=function(){return _.values(this._edgeObjs)};Graph.prototype.setPath=function(vs,value){var self=this,args=arguments;_.reduce(vs,function(v,w){if(args.length>1){self.setEdge(v,w,value)}else{self.setEdge(v,w)}return w});return this};Graph.prototype.setEdge=function(){var v,w,name,value,valueSpecified=false;if(_.isPlainObject(arguments[0])){v=arguments[0].v;w=arguments[0].w;name=arguments[0].name;if(arguments.length===2){value=arguments[1];valueSpecified=true}}else{v=arguments[0];w=arguments[1];name=arguments[3];if(arguments.length>2){value=arguments[2];valueSpecified=true}}v=""+v;w=""+w;if(!_.isUndefined(name)){name=""+name}var e=edgeArgsToId(this._isDirected,v,w,name);if(_.has(this._edgeLabels,e)){if(valueSpecified){this._edgeLabels[e]=value}return this}if(!_.isUndefined(name)&&!this._isMultigraph){throw new Error("Cannot set a named edge when isMultigraph = false")}this.setNode(v);this.setNode(w);this._edgeLabels[e]=valueSpecified?value:this._defaultEdgeLabelFn(v,w,name);var edgeObj=edgeArgsToObj(this._isDirected,v,w,name);v=edgeObj.v;w=edgeObj.w;Object.freeze(edgeObj);this._edgeObjs[e]=edgeObj;incrementOrInitEntry(this._preds[w],v);incrementOrInitEntry(this._sucs[v],w);this._in[w][e]=edgeObj;this._out[v][e]=edgeObj;this._edgeCount++;return this};Graph.prototype.edge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name);return this._edgeLabels[e]};Graph.prototype.hasEdge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name);return _.has(this._edgeLabels,e)};Graph.prototype.removeEdge=function(v,w,name){var e=arguments.length===1?edgeObjToId(this._isDirected,arguments[0]):edgeArgsToId(this._isDirected,v,w,name),edge=this._edgeObjs[e];if(edge){v=edge.v;w=edge.w;delete this._edgeLabels[e];delete this._edgeObjs[e];decrementOrRemoveEntry(this._preds[w],v);decrementOrRemoveEntry(this._sucs[v],w);delete 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edgeObj}function edgeObjToId(isDirected,edgeObj){return edgeArgsToId(isDirected,edgeObj.v,edgeObj.w,edgeObj.name)}},{"./lodash":75}],73:[function(require,module,exports){module.exports={Graph:require("./graph"),version:require("./version")}},{"./graph":72,"./version":76}],74:[function(require,module,exports){var _=require("./lodash"),Graph=require("./graph");module.exports={write:write,read:read};function write(g){var json={options:{directed:g.isDirected(),multigraph:g.isMultigraph(),compound:g.isCompound()},nodes:writeNodes(g),edges:writeEdges(g)};if(!_.isUndefined(g.graph())){json.value=_.clone(g.graph())}return json}function writeNodes(g){return _.map(g.nodes(),function(v){var nodeValue=g.node(v),parent=g.parent(v),node={v:v};if(!_.isUndefined(nodeValue)){node.value=nodeValue}if(!_.isUndefined(parent)){node.parent=parent}return node})}function writeEdges(g){return _.map(g.edges(),function(e){var 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edge=g.edge(e);edge.minlen*=2;if(edge.labelpos.toLowerCase()!=="c"){if(graph.rankdir==="TB"||graph.rankdir==="BT"){edge.width+=edge.labeloffset}else{edge.height+=edge.labeloffset}}})}function injectEdgeLabelProxies(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(edge.width&&edge.height){var v=g.node(e.v),w=g.node(e.w),label={rank:(w.rank-v.rank)/2+v.rank,e:e};util.addDummyNode(g,"edge-proxy",label,"_ep")}})}function assignRankMinMax(g){var maxRank=0;_.each(g.nodes(),function(v){var node=g.node(v);if(node.borderTop){node.minRank=g.node(node.borderTop).rank;node.maxRank=g.node(node.borderBottom).rank;maxRank=_.max(maxRank,node.maxRank)}});g.graph().maxRank=maxRank}function removeEdgeLabelProxies(g){_.each(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="edge-proxy"){g.edge(node.e).labelRank=node.rank;g.removeNode(v)}})}function translateGraph(g){var minX=Number.POSITIVE_INFINITY,maxX=0,minY=Number.POSITIVE_INFINITY,maxY=0,graphLabel=g.graph(),marginX=graphLabel.marginx||0,marginY=graphLabel.marginy||0;function getExtremes(attrs){var x=attrs.x,y=attrs.y,w=attrs.width,h=attrs.height;minX=Math.min(minX,x-w/2);maxX=Math.max(maxX,x+w/2);minY=Math.min(minY,y-h/2);maxY=Math.max(maxY,y+h/2)}_.each(g.nodes(),function(v){getExtremes(g.node(v))});_.each(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){getExtremes(edge)}});minX-=marginX;minY-=marginY;_.each(g.nodes(),function(v){var node=g.node(v);node.x-=minX;node.y-=minY});_.each(g.edges(),function(e){var edge=g.edge(e);_.each(edge.points,function(p){p.x-=minX;p.y-=minY});if(_.has(edge,"x")){edge.x-=minX}if(_.has(edge,"y")){edge.y-=minY}});graphLabel.width=maxX-minX+marginX;graphLabel.height=maxY-minY+marginY}function assignNodeIntersects(g){_.each(g.edges(),function(e){var edge=g.edge(e),nodeV=g.node(e.v),nodeW=g.node(e.w),p1,p2;if(!edge.points){edge.points=[];p1=nodeW;p2=nodeV}else{p1=edge.points[0];p2=edge.points[edge.points.length-1]}edge.points.unshift(util.intersectRect(nodeV,p1));edge.points.push(util.intersectRect(nodeW,p2))})}function fixupEdgeLabelCoords(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(_.has(edge,"x")){if(edge.labelpos==="l"||edge.labelpos==="r"){edge.width-=edge.labeloffset}switch(edge.labelpos){case"l":edge.x-=edge.width/2+edge.labeloffset;break;case"r":edge.x+=edge.width/2+edge.labeloffset;break}}})}function reversePointsForReversedEdges(g){_.each(g.edges(),function(e){var edge=g.edge(e);if(edge.reversed){edge.points.reverse()}})}function removeBorderNodes(g){_.each(g.nodes(),function(v){if(g.children(v).length){var node=g.node(v),t=g.node(node.borderTop),b=g.node(node.borderBottom),l=g.node(_.last(node.borderLeft)),r=g.node(_.last(node.borderRight));node.width=Math.abs(r.x-l.x);node.height=Math.abs(b.y-t.y);node.x=l.x+node.width/2;node.y=t.y+node.height/2}});_.each(g.nodes(),function(v){if(g.node(v).dummy==="border"){g.removeNode(v)}})}function removeSelfEdges(g){_.each(g.edges(),function(e){if(e.v===e.w){var node=g.node(e.v);if(!node.selfEdges){node.selfEdges=[]}node.selfEdges.push({e:e,label:g.edge(e)});g.removeEdge(e)}})}function insertSelfEdges(g){var layers=util.buildLayerMatrix(g);_.each(layers,function(layer){var orderShift=0;_.each(layer,function(v,i){var node=g.node(v);node.order=i+orderShift;_.each(node.selfEdges,function(selfEdge){util.addDummyNode(g,"selfedge",{width:selfEdge.label.width,height:selfEdge.label.height,rank:node.rank,order:i+ ++orderShift,e:selfEdge.e,label:selfEdge.label},"_se")});delete node.selfEdges})})}function positionSelfEdges(g){_.each(g.nodes(),function(v){var node=g.node(v);if(node.dummy==="selfedge"){var selfNode=g.node(node.e.v),x=selfNode.x+selfNode.width/2,y=selfNode.y,dx=node.x-x,dy=selfNode.height/2;g.setEdge(node.e,node.label);g.removeNode(v);node.label.points=[{x:x+2*dx/3,y:y-dy},{x:x+5*dx/6,y:y-dy},{x:x+dx,y:y},{x:x+5*dx/6,y:y+dy},{x:x+2*dx/3,y:y+dy}];node.label.x=node.x;node.label.y=node.y}})}function selectNumberAttrs(obj,attrs){return _.mapValues(_.pick(obj,attrs),Number)}function canonicalize(attrs){var newAttrs={};_.each(attrs,function(v,k){newAttrs[k.toLowerCase()]=v});return newAttrs}},{"./acyclic":28,"./add-border-segments":29,"./coordinate-system":30,"./graphlib":33,"./lodash":36,"./nesting-graph":37,"./normalize":38,"./order":43,"./parent-dummy-chains":48,"./position":50,"./rank":52,"./util":55}],36:[function(require,module,exports){module.exports=require(20)},{"/Users/andrew/Documents/dev/dagre-d3/lib/lodash.js":20,lodash:77}],37:[function(require,module,exports){var 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_=require("../lodash"),Graph=require("../graphlib").Graph,util=require("../util");module.exports={positionX:positionX,findType1Conflicts:findType1Conflicts,findType2Conflicts:findType2Conflicts,addConflict:addConflict,hasConflict:hasConflict,verticalAlignment:verticalAlignment,horizontalCompaction:horizontalCompaction,alignCoordinates:alignCoordinates,findSmallestWidthAlignment:findSmallestWidthAlignment,balance:balance};function findType1Conflicts(g,layering){var conflicts={};function visitLayer(prevLayer,layer){var k0=0,scanPos=0,prevLayerLength=prevLayer.length,lastNode=_.last(layer);_.each(layer,function(v,i){var w=findOtherInnerSegmentNode(g,v),k1=w?g.node(w).order:prevLayerLength;if(w||v===lastNode){_.each(layer.slice(scanPos,i+1),function(scanNode){_.each(g.predecessors(scanNode),function(u){var uLabel=g.node(u),uPos=uLabel.order;if((uPosnextNorthBorder)){addConflict(conflicts,u,v)}})}})}function visitLayer(north,south){var 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Note that we cannot draw them now because we need to // put these edges in a separate container that is on top of all stage graphs. @@ -221,15 +218,8 @@ function renderDagVizForJob(svgContainer) { }); }); - // Draw edges that cross stages - if (crossStageEdges.length > 0) { - var container = svgContainer.append("g").attr("id", "cross-stage-edges"); - for (var i = 0; i < crossStageEdges.length; i++) { - var fromRDDId = crossStageEdges[i][0]; - var toRDDId = crossStageEdges[i][1]; - connectRDDs(fromRDDId, toRDDId, container); - } - } + addTooltipsForRDDs(svgContainer); + drawCrossStageEdges(crossStageEdges, svgContainer); } /* Render the dot file as an SVG in the given container. */ @@ -243,99 +233,156 @@ function renderDot(dot, container) { renderer(container, g); } -/* Style the visualization we just rendered. */ -function styleDagViz(forJob) { - graphContainer().selectAll("svg g.cluster rect") - .style("fill", "white") - .style("stroke", VizConstants.rddOperationColor) - .style("stroke-width", "4px") - .style("stroke-opacity", "0.5"); - graphContainer().selectAll("svg g.cluster text") - .attr("fill", VizConstants.clusterLabelColor) - .attr("font-size", "11px"); - graphContainer().selectAll("svg path") - .style("stroke", VizConstants.edgeColor) - .style("stroke-width", VizConstants.edgeWidth); - stageClusters() - .select("rect") - .style("stroke", VizConstants.stageColor) - .style("strokeWidth", "6px"); - - // Put an arrow at the end of every edge - // We need to do this because we manually render some edges ourselves - // For these edges, we borrow the arrow marker generated by dagre-d3 - var dagreD3Marker = graphContainer().select("svg g.edgePaths marker").node(); - graphContainer().select("svg") - .append(function() { return dagreD3Marker.cloneNode(true); }) - .attr("id", "marker-arrow") - .select("path") - .attr("fill", VizConstants.edgeColor) - .attr("strokeWidth", "0px"); - graphContainer().selectAll("svg g > path").attr("marker-end", "url(#marker-arrow)"); - graphContainer().selectAll("svg g.edgePaths def").remove(); // We no longer need these - - // Apply any job or stage specific styles +/* -------------------- * + * | Helper functions | * + * -------------------- */ + +// Helper d3 accessors +function graphContainer() { return d3.select("#dag-viz-graph"); } +function metadataContainer() { return d3.select("#dag-viz-metadata"); } + +/* + * Helper function to create draw a label for each cluster. + * + * We need to do this manually because dagre-d3 does not support labeling clusters. + * In general, the clustering support for dagre-d3 is quite limited at this point. + */ +function drawClusterLabels(svgContainer, forJob) { if (forJob) { - styleDagVizForJob(); + var clusterLabelSize = JobPageVizConstants.clusterLabelSize; + var stageClusterLabelSize = JobPageVizConstants.stageClusterLabelSize; } else { - styleDagVizForStage(); + var clusterLabelSize = StagePageVizConstants.clusterLabelSize; + var stageClusterLabelSize = StagePageVizConstants.stageClusterLabelSize; } + svgContainer.selectAll("g.cluster").each(function() { + var cluster = d3.select(this); + var isStage = cluster.attr("id").indexOf(VizConstants.stageClusterPrefix) > -1; + var labelSize = isStage ? stageClusterLabelSize : clusterLabelSize; + drawClusterLabel(cluster, labelSize); + }); } -/* Apply job-page-specific style to the visualization. */ -function styleDagVizForJob() { - graphContainer().selectAll("svg g.node circle") - .style("fill", VizConstants.rddColor); - // TODO: add a legend to explain what a highlighted dot means - graphContainer().selectAll("svg g.cached circle") - .style("fill", VizConstants.rddCachedColor); - graphContainer().selectAll("svg g#cross-stage-edges path") - .style("fill", "none"); +/* + * Helper function to draw a label for the given cluster element based on its name. + * + * In the process, we need to expand the bounding box to make room for the label. + * We need to do this because dagre-d3 did not take this into account when it first + * rendered the bounding boxes. Note that this means we need to adjust the view box + * of the SVG afterwards since we shifted a few boxes around. + */ +function drawClusterLabel(d3cluster, fontSize) { + var cluster = d3cluster; + var rect = d3cluster.select("rect"); + rect.attr("y", toFloat(rect.attr("y")) - fontSize); + rect.attr("height", toFloat(rect.attr("height")) + fontSize); + var labelX = toFloat(rect.attr("x")) + toFloat(rect.attr("width")) - fontSize / 2; + var labelY = toFloat(rect.attr("y")) + fontSize * 1.5; + var labelText = cluster.attr("name").replace(VizConstants.clusterPrefix, ""); + cluster.append("text") + .attr("x", labelX) + .attr("y", labelY) + .attr("text-anchor", "end") + .style("font-size", fontSize) + .text(labelText); } -/* Apply stage-page-specific style to the visualization. */ -function styleDagVizForStage() { - graphContainer().selectAll("svg g.node rect") - .style("fill", "none") - .style("stroke", VizConstants.rddColor) - .style("stroke-width", "2px") - .attr("rx", "5") // round corners - .attr("ry", "5"); - // TODO: add a legend to explain what a highlighted RDD means - graphContainer().selectAll("svg g.cached rect") - .style("stroke", VizConstants.rddCachedColor); - graphContainer().selectAll("svg g.node g.label text tspan") - .style("fill", VizConstants.rddColor); +/* + * Helper function to size the SVG appropriately such that all elements are displyed. + * This assumes that all outermost elements are clusters (rectangles). + */ +function resizeSvg(svg) { + var allClusters = svg.selectAll("g.cluster rect")[0]; + var startX = -VizConstants.svgMarginX + + toFloat(d3.min(allClusters, function(e) { + return getAbsolutePosition(d3.select(e)).x; + })); + var startY = -VizConstants.svgMarginY + + toFloat(d3.min(allClusters, function(e) { + return getAbsolutePosition(d3.select(e)).y; + })); + var endX = VizConstants.svgMarginX + + toFloat(d3.max(allClusters, function(e) { + var t = d3.select(e) + return getAbsolutePosition(t).x + toFloat(t.attr("width")); + })); + var endY = VizConstants.svgMarginY + + toFloat(d3.max(allClusters, function(e) { + var t = d3.select(e) + return getAbsolutePosition(t).y + toFloat(t.attr("height")); + })); + var width = endX - startX; + var height = endY - startY; + svg.attr("viewBox", startX + " " + startY + " " + width + " " + height) + .attr("width", width) + .attr("height", height); +} + +/* + * (Job page only) Helper function to draw edges that cross stage boundaries. + * We need to do this manually because we render each stage separately in dagre-d3. + */ +function drawCrossStageEdges(edges, svgContainer) { + if (edges.length == 0) { + return; + } + // Draw the paths first + var edgesContainer = svgContainer.append("g").attr("id", "cross-stage-edges"); + for (var i = 0; i < edges.length; i++) { + var fromRDDId = edges[i][0]; + var toRDDId = edges[i][1]; + connectRDDs(fromRDDId, toRDDId, edgesContainer, svgContainer); + } + // Now draw the arrows by borrowing the arrow marker generated by dagre-d3 + var dagreD3Marker = svgContainer.select("g.edgePaths marker"); + if (!dagreD3Marker.empty()) { + svgContainer + .append(function() { return dagreD3Marker.node().cloneNode(true); }) + .attr("id", "marker-arrow") + svgContainer.selectAll("g > path").attr("marker-end", "url(#marker-arrow)"); + svgContainer.selectAll("g.edgePaths def").remove(); // We no longer need these + } } /* - * (Job page only) Helper method to compute the absolute - * position of the group element identified by the given ID. + * (Job page only) Helper function to compute the absolute + * position of the specified element in our graph. */ -function getAbsolutePosition(groupId) { - var obj = d3.select("#" + groupId).filter("g"); - var _x = 0, _y = 0; +function getAbsolutePosition(d3selection) { + if (d3selection.empty()) { + throw "Attempted to get absolute position of an empty selection."; + } + var obj = d3selection; + var _x = toFloat(obj.attr("x")) || 0; + var _y = toFloat(obj.attr("y")) || 0; while (!obj.empty()) { var transformText = obj.attr("transform"); - var translate = d3.transform(transformText).translate - _x += translate[0]; - _y += translate[1]; - obj = d3.select(obj.node().parentNode).filter("g") + if (transformText) { + var translate = d3.transform(transformText).translate; + _x += toFloat(translate[0]); + _y += toFloat(translate[1]); + } + // Climb upwards to find how our parents are translated + obj = d3.select(obj.node().parentNode); + // Stop when we've reached the graph container itself + if (obj.node() == graphContainer().node()) { + break; + } } return { x: _x, y: _y }; } -/* (Job page only) Connect two RDD nodes with a curved edge. */ -function connectRDDs(fromRDDId, toRDDId, container) { +/* (Job page only) Helper function to connect two RDDs with a curved edge. */ +function connectRDDs(fromRDDId, toRDDId, edgesContainer, svgContainer) { var fromNodeId = VizConstants.nodePrefix + fromRDDId; - var toNodeId = VizConstants.nodePrefix + toRDDId - var fromPos = getAbsolutePosition(fromNodeId); - var toPos = getAbsolutePosition(toNodeId); + var toNodeId = VizConstants.nodePrefix + toRDDId; + var fromPos = getAbsolutePosition(svgContainer.select("#" + fromNodeId)); + var toPos = getAbsolutePosition(svgContainer.select("#" + toNodeId)); // On the job page, RDDs are rendered as dots (circles). When rendering the path, // we need to account for the radii of these circles. Otherwise the arrow heads // will bleed into the circle itself. - var delta = toFloat(graphContainer() + var delta = toFloat(svgContainer .select("g.node#" + toNodeId) .select("circle") .attr("r")); @@ -375,18 +422,30 @@ function connectRDDs(fromRDDId, toRDDId, container) { } var line = d3.svg.line().interpolate("basis"); - container.append("path").datum(points).attr("d", line); + edgesContainer.append("path").datum(points).attr("d", line); } -/* Helper d3 accessor to clusters that represent stages. */ -function stageClusters() { - return graphContainer().selectAll("g.cluster").filter(function() { - return d3.select(this).attr("id").indexOf(VizConstants.stageClusterPrefix) > -1; +/* (Job page only) Helper function to add tooltips for RDDs. */ +function addTooltipsForRDDs(svgContainer) { + svgContainer.selectAll("g.node").each(function() { + var node = d3.select(this); + var tooltipText = node.attr("name"); + if (tooltipText) { + node.select("circle") + .attr("data-toggle", "tooltip") + .attr("data-placement", "right") + .attr("title", tooltipText) + } }); + $("[data-toggle=tooltip]").tooltip({container: "body"}); } -/* Helper method to convert attributes to numeric values. */ +/* Helper function to convert attributes to numeric values. */ function toFloat(f) { - return parseFloat(f.replace(/px$/, "")); + if (f) { + return parseFloat(f.toString().replace(/px$/, "")); + } else { + return f; + } } diff --git a/core/src/main/scala/org/apache/spark/SparkContext.scala b/core/src/main/scala/org/apache/spark/SparkContext.scala index b5f040ceb15ca..b59f562d05ead 100644 --- a/core/src/main/scala/org/apache/spark/SparkContext.scala +++ b/core/src/main/scala/org/apache/spark/SparkContext.scala @@ -430,7 +430,7 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli _ui = if (conf.getBoolean("spark.ui.enabled", true)) { Some(SparkUI.createLiveUI(this, _conf, listenerBus, _jobProgressListener, - _env.securityManager,appName)) + _env.securityManager,appName, startTime = startTime)) } else { // For tests, do not enable the UI None diff --git a/core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala b/core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala index 8a0327984e195..329fa06ba8ba5 100644 --- a/core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala +++ b/core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala @@ -332,6 +332,47 @@ object SparkSubmit { } } + // In yarn mode for a python app, add pyspark archives to files + // that can be distributed with the job + if (args.isPython && clusterManager == YARN) { + var pyArchives: String = null + val pyArchivesEnvOpt = sys.env.get("PYSPARK_ARCHIVES_PATH") + if (pyArchivesEnvOpt.isDefined) { + pyArchives = pyArchivesEnvOpt.get + } else { + if (!sys.env.contains("SPARK_HOME")) { + printErrorAndExit("SPARK_HOME does not exist for python application in yarn mode.") + } + val pythonPath = new ArrayBuffer[String] + for (sparkHome <- sys.env.get("SPARK_HOME")) { + val pyLibPath = Seq(sparkHome, "python", "lib").mkString(File.separator) + val pyArchivesFile = new File(pyLibPath, "pyspark.zip") + if (!pyArchivesFile.exists()) { + printErrorAndExit("pyspark.zip does not exist for python application in yarn mode.") + } + val py4jFile = new File(pyLibPath, "py4j-0.8.2.1-src.zip") + if (!py4jFile.exists()) { + printErrorAndExit("py4j-0.8.2.1-src.zip does not exist for python application " + + "in yarn mode.") + } + pythonPath += pyArchivesFile.getAbsolutePath() + pythonPath += py4jFile.getAbsolutePath() + } + pyArchives = pythonPath.mkString(",") + } + + pyArchives = pyArchives.split(",").map { localPath=> + val localURI = Utils.resolveURI(localPath) + if (localURI.getScheme != "local") { + args.files = mergeFileLists(args.files, localURI.toString) + new Path(localPath).getName + } else { + localURI.getPath + } + }.mkString(File.pathSeparator) + sysProps("spark.submit.pyArchives") = pyArchives + } + // If we're running a R app, set the main class to our specific R runner if (args.isR && deployMode == CLIENT) { if (args.primaryResource == SPARKR_SHELL) { diff --git a/core/src/main/scala/org/apache/spark/deploy/history/ApplicationHistoryProvider.scala b/core/src/main/scala/org/apache/spark/deploy/history/ApplicationHistoryProvider.scala index 6a5011af17458..298a8201960d1 100644 --- a/core/src/main/scala/org/apache/spark/deploy/history/ApplicationHistoryProvider.scala +++ b/core/src/main/scala/org/apache/spark/deploy/history/ApplicationHistoryProvider.scala @@ -19,7 +19,7 @@ package org.apache.spark.deploy.history import org.apache.spark.ui.SparkUI -private[history] case class ApplicationAttemptInfo( +private[spark] case class ApplicationAttemptInfo( attemptId: Option[String], startTime: Long, endTime: Long, @@ -27,7 +27,7 @@ private[history] case class ApplicationAttemptInfo( sparkUser: String, completed: Boolean = false) -private[history] case class ApplicationHistoryInfo( +private[spark] case class ApplicationHistoryInfo( id: String, name: String, attempts: List[ApplicationAttemptInfo]) diff --git a/core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala b/core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala index 993763f3aa092..45c2be34c8680 100644 --- a/core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala +++ b/core/src/main/scala/org/apache/spark/deploy/history/FsHistoryProvider.scala @@ -17,23 +17,21 @@ package org.apache.spark.deploy.history -import java.io.{IOException, BufferedInputStream, FileNotFoundException, InputStream} +import java.io.{BufferedInputStream, FileNotFoundException, IOException, InputStream} import java.util.concurrent.{ExecutorService, Executors, TimeUnit} import scala.collection.mutable -import scala.concurrent.duration.Duration -import com.google.common.util.concurrent.ThreadFactoryBuilder - -import com.google.common.util.concurrent.MoreExecutors -import org.apache.hadoop.fs.permission.AccessControlException +import com.google.common.util.concurrent.{MoreExecutors, ThreadFactoryBuilder} import org.apache.hadoop.fs.{FileStatus, Path} +import org.apache.hadoop.fs.permission.AccessControlException + +import org.apache.spark.{Logging, SecurityManager, SparkConf} import org.apache.spark.deploy.SparkHadoopUtil import org.apache.spark.io.CompressionCodec import org.apache.spark.scheduler._ import org.apache.spark.ui.SparkUI import org.apache.spark.util.{Clock, SystemClock, ThreadUtils, Utils} -import org.apache.spark.{Logging, SecurityManager, SparkConf} /** * A class that provides application history from event logs stored in the file system. @@ -151,7 +149,7 @@ private[history] class FsHistoryProvider(conf: SparkConf, clock: Clock) val conf = this.conf.clone() val appSecManager = new SecurityManager(conf) SparkUI.createHistoryUI(conf, replayBus, appSecManager, appId, - HistoryServer.getAttemptURI(appId, attempt.attemptId)) + HistoryServer.getAttemptURI(appId, attempt.attemptId), attempt.startTime) // Do not call ui.bind() to avoid creating a new server for each application } diff --git a/core/src/main/scala/org/apache/spark/deploy/history/HistoryServer.scala b/core/src/main/scala/org/apache/spark/deploy/history/HistoryServer.scala index 754c8e9b6668b..50522e69dc519 100644 --- a/core/src/main/scala/org/apache/spark/deploy/history/HistoryServer.scala +++ b/core/src/main/scala/org/apache/spark/deploy/history/HistoryServer.scala @@ -25,6 +25,7 @@ import org.eclipse.jetty.servlet.{ServletContextHandler, ServletHolder} import org.apache.spark.{Logging, SecurityManager, SparkConf} import org.apache.spark.deploy.SparkHadoopUtil +import org.apache.spark.status.api.v1.{ApplicationInfo, ApplicationsListResource, JsonRootResource, UIRoot} import org.apache.spark.ui.{SparkUI, UIUtils, WebUI} import org.apache.spark.ui.JettyUtils._ import org.apache.spark.util.{SignalLogger, Utils} @@ -45,7 +46,7 @@ class HistoryServer( provider: ApplicationHistoryProvider, securityManager: SecurityManager, port: Int) - extends WebUI(securityManager, port, conf) with Logging { + extends WebUI(securityManager, port, conf) with Logging with UIRoot { // How many applications to retain private val retainedApplications = conf.getInt("spark.history.retainedApplications", 50) @@ -56,7 +57,7 @@ class HistoryServer( require(parts.length == 1 || parts.length == 2, s"Invalid app key $key") val ui = provider .getAppUI(parts(0), if (parts.length > 1) Some(parts(1)) else None) - .getOrElse(throw new NoSuchElementException()) + .getOrElse(throw new NoSuchElementException(s"no app with key $key")) attachSparkUI(ui) ui } @@ -113,6 +114,10 @@ class HistoryServer( } } + def getSparkUI(appKey: String): Option[SparkUI] = { + Option(appCache.get(appKey)) + } + initialize() /** @@ -123,6 +128,9 @@ class HistoryServer( */ def initialize() { attachPage(new HistoryPage(this)) + + attachHandler(JsonRootResource.getJsonServlet(this)) + attachHandler(createStaticHandler(SparkUI.STATIC_RESOURCE_DIR, "/static")) val contextHandler = new ServletContextHandler @@ -160,7 +168,13 @@ class HistoryServer( * * @return List of all known applications. */ - def getApplicationList(): Iterable[ApplicationHistoryInfo] = provider.getListing() + def getApplicationList(): Iterable[ApplicationHistoryInfo] = { + provider.getListing() + } + + def getApplicationInfoList: Iterator[ApplicationInfo] = { + getApplicationList().iterator.map(ApplicationsListResource.appHistoryInfoToPublicAppInfo) + } /** * Returns the provider configuration to show in the listing page. diff --git a/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala b/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala index f59d550d4f3b3..1620e95bea218 100644 --- a/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala +++ b/core/src/main/scala/org/apache/spark/deploy/master/ApplicationInfo.scala @@ -28,7 +28,7 @@ import org.apache.spark.annotation.DeveloperApi import org.apache.spark.deploy.ApplicationDescription import org.apache.spark.util.Utils -private[deploy] class ApplicationInfo( +private[spark] class ApplicationInfo( val startTime: Long, val id: String, val desc: ApplicationDescription, diff --git a/core/src/main/scala/org/apache/spark/deploy/master/Master.scala b/core/src/main/scala/org/apache/spark/deploy/master/Master.scala index 0fac3cdcf55e7..53e1903a3d125 100644 --- a/core/src/main/scala/org/apache/spark/deploy/master/Master.scala +++ b/core/src/main/scala/org/apache/spark/deploy/master/Master.scala @@ -754,9 +754,9 @@ private[master] class Master( /** * Rebuild a new SparkUI from the given application's event logs. - * Return whether this is successful. + * Return the UI if successful, else None */ - private def rebuildSparkUI(app: ApplicationInfo): Boolean = { + private[master] def rebuildSparkUI(app: ApplicationInfo): Option[SparkUI] = { val appName = app.desc.name val notFoundBasePath = HistoryServer.UI_PATH_PREFIX + "/not-found" try { @@ -764,7 +764,7 @@ private[master] class Master( .getOrElse { // Event logging is not enabled for this application app.desc.appUiUrl = notFoundBasePath - return false + return None } val eventLogFilePrefix = EventLoggingListener.getLogPath( @@ -787,7 +787,7 @@ private[master] class Master( val logInput = EventLoggingListener.openEventLog(new Path(eventLogFile), fs) val replayBus = new ReplayListenerBus() val ui = SparkUI.createHistoryUI(new SparkConf, replayBus, new SecurityManager(conf), - appName + status, HistoryServer.UI_PATH_PREFIX + s"/${app.id}") + appName + status, HistoryServer.UI_PATH_PREFIX + s"/${app.id}", app.startTime) val maybeTruncated = eventLogFile.endsWith(EventLoggingListener.IN_PROGRESS) try { replayBus.replay(logInput, eventLogFile, maybeTruncated) @@ -798,7 +798,7 @@ private[master] class Master( webUi.attachSparkUI(ui) // Application UI is successfully rebuilt, so link the Master UI to it app.desc.appUiUrl = ui.basePath - true + Some(ui) } catch { case fnf: FileNotFoundException => // Event logging is enabled for this application, but no event logs are found @@ -808,7 +808,7 @@ private[master] class Master( msg += " Did you specify the correct logging directory?" msg = URLEncoder.encode(msg, "UTF-8") app.desc.appUiUrl = notFoundBasePath + s"?msg=$msg&title=$title" - false + None case e: Exception => // Relay exception message to application UI page val title = s"Application history load error (${app.id})" @@ -817,7 +817,7 @@ private[master] class Master( logError(msg, e) msg = URLEncoder.encode(msg, "UTF-8") app.desc.appUiUrl = notFoundBasePath + s"?msg=$msg&exception=$exception&title=$title" - false + None } } diff --git a/core/src/main/scala/org/apache/spark/deploy/master/ui/ApplicationPage.scala b/core/src/main/scala/org/apache/spark/deploy/master/ui/ApplicationPage.scala index 273f077bd8f57..06e265f99e231 100644 --- a/core/src/main/scala/org/apache/spark/deploy/master/ui/ApplicationPage.scala +++ b/core/src/main/scala/org/apache/spark/deploy/master/ui/ApplicationPage.scala @@ -23,10 +23,8 @@ import scala.concurrent.Await import scala.xml.Node import akka.pattern.ask -import org.json4s.JValue -import org.json4s.JsonAST.JNothing -import org.apache.spark.deploy.{ExecutorState, JsonProtocol} +import org.apache.spark.deploy.ExecutorState import org.apache.spark.deploy.DeployMessages.{MasterStateResponse, RequestMasterState} import org.apache.spark.deploy.master.ExecutorDesc import org.apache.spark.ui.{UIUtils, WebUIPage} @@ -37,21 +35,6 @@ private[ui] class ApplicationPage(parent: MasterWebUI) extends WebUIPage("app") private val master = parent.masterActorRef private val timeout = parent.timeout - /** Executor details for a particular application */ - override def renderJson(request: HttpServletRequest): JValue = { - val appId = request.getParameter("appId") - val stateFuture = (master ? RequestMasterState)(timeout).mapTo[MasterStateResponse] - val state = Await.result(stateFuture, timeout) - val app = state.activeApps.find(_.id == appId).getOrElse({ - state.completedApps.find(_.id == appId).getOrElse(null) - }) - if (app == null) { - JNothing - } else { - JsonProtocol.writeApplicationInfo(app) - } - } - /** Executor details for a particular application */ def render(request: HttpServletRequest): Seq[Node] = { val appId = request.getParameter("appId") diff --git a/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterPage.scala b/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterPage.scala index 1f2c3fdbfb2bc..756927682cd24 100644 --- a/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterPage.scala +++ b/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterPage.scala @@ -35,10 +35,13 @@ private[ui] class MasterPage(parent: MasterWebUI) extends WebUIPage("") { private val master = parent.masterActorRef private val timeout = parent.timeout - override def renderJson(request: HttpServletRequest): JValue = { + def getMasterState: MasterStateResponse = { val stateFuture = (master ? RequestMasterState)(timeout).mapTo[MasterStateResponse] - val state = Await.result(stateFuture, timeout) - JsonProtocol.writeMasterState(state) + Await.result(stateFuture, timeout) + } + + override def renderJson(request: HttpServletRequest): JValue = { + JsonProtocol.writeMasterState(getMasterState) } def handleAppKillRequest(request: HttpServletRequest): Unit = { @@ -68,8 +71,7 @@ private[ui] class MasterPage(parent: MasterWebUI) extends WebUIPage("") { /** Index view listing applications and executors */ def render(request: HttpServletRequest): Seq[Node] = { - val stateFuture = (master ? RequestMasterState)(timeout).mapTo[MasterStateResponse] - val state = Await.result(stateFuture, timeout) + val state = getMasterState val workerHeaders = Seq("Worker Id", "Address", "State", "Cores", "Memory") val workers = state.workers.sortBy(_.id) diff --git a/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterWebUI.scala b/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterWebUI.scala index dea0a65eeeaa6..eb26e9f99c70b 100644 --- a/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterWebUI.scala +++ b/core/src/main/scala/org/apache/spark/deploy/master/ui/MasterWebUI.scala @@ -19,6 +19,7 @@ package org.apache.spark.deploy.master.ui import org.apache.spark.Logging import org.apache.spark.deploy.master.Master +import org.apache.spark.status.api.v1.{ApplicationsListResource, ApplicationInfo, JsonRootResource, UIRoot} import org.apache.spark.ui.{SparkUI, WebUI} import org.apache.spark.ui.JettyUtils._ import org.apache.spark.util.RpcUtils @@ -28,12 +29,15 @@ import org.apache.spark.util.RpcUtils */ private[master] class MasterWebUI(val master: Master, requestedPort: Int) - extends WebUI(master.securityMgr, requestedPort, master.conf, name = "MasterUI") with Logging { + extends WebUI(master.securityMgr, requestedPort, master.conf, name = "MasterUI") with Logging + with UIRoot { val masterActorRef = master.self val timeout = RpcUtils.askTimeout(master.conf) val killEnabled = master.conf.getBoolean("spark.ui.killEnabled", true) + val masterPage = new MasterPage(this) + initialize() /** Initialize all components of the server. */ @@ -43,6 +47,7 @@ class MasterWebUI(val master: Master, requestedPort: Int) attachPage(new HistoryNotFoundPage(this)) attachPage(masterPage) attachHandler(createStaticHandler(MasterWebUI.STATIC_RESOURCE_DIR, "/static")) + attachHandler(JsonRootResource.getJsonServlet(this)) attachHandler(createRedirectHandler( "/app/kill", "/", masterPage.handleAppKillRequest, httpMethods = Set("POST"))) attachHandler(createRedirectHandler( @@ -60,6 +65,23 @@ class MasterWebUI(val master: Master, requestedPort: Int) assert(serverInfo.isDefined, "Master UI must be bound to a server before detaching SparkUIs") ui.getHandlers.foreach(detachHandler) } + + def getApplicationInfoList: Iterator[ApplicationInfo] = { + val state = masterPage.getMasterState + val activeApps = state.activeApps.sortBy(_.startTime).reverse + val completedApps = state.completedApps.sortBy(_.endTime).reverse + activeApps.iterator.map { ApplicationsListResource.convertApplicationInfo(_, false) } ++ + completedApps.iterator.map { ApplicationsListResource.convertApplicationInfo(_, true) } + } + + def getSparkUI(appId: String): Option[SparkUI] = { + val state = masterPage.getMasterState + val activeApps = state.activeApps.sortBy(_.startTime).reverse + val completedApps = state.completedApps.sortBy(_.endTime).reverse + (activeApps ++ completedApps).find { _.id == appId }.flatMap { + master.rebuildSparkUI + } + } } private[master] object MasterWebUI { diff --git a/core/src/main/scala/org/apache/spark/rdd/RDDOperationScope.scala b/core/src/main/scala/org/apache/spark/rdd/RDDOperationScope.scala index 537b56b49f866..9440d456edf15 100644 --- a/core/src/main/scala/org/apache/spark/rdd/RDDOperationScope.scala +++ b/core/src/main/scala/org/apache/spark/rdd/RDDOperationScope.scala @@ -111,7 +111,7 @@ private[spark] object RDDOperationScope { private[spark] def withScope[T]( sc: SparkContext, name: String, - allowNesting: Boolean = false)(body: => T): T = { + allowNesting: Boolean)(body: => T): T = { // Save the old scope to restore it later val scopeKey = SparkContext.RDD_SCOPE_KEY val noOverrideKey = SparkContext.RDD_SCOPE_NO_OVERRIDE_KEY diff --git a/core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosClusterScheduler.scala b/core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosClusterScheduler.scala index 06f0e2881c344..1067a7f1caf4c 100644 --- a/core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosClusterScheduler.scala +++ b/core/src/main/scala/org/apache/spark/scheduler/cluster/mesos/MesosClusterScheduler.scala @@ -370,16 +370,21 @@ private[spark] class MesosClusterScheduler( val executorOpts = desc.schedulerProperties.map { case (k, v) => s"-D$k=$v" }.mkString(" ") envBuilder.addVariables( Variable.newBuilder().setName("SPARK_EXECUTOR_OPTS").setValue(executorOpts)) - val cmdOptions = generateCmdOption(desc) + val cmdOptions = generateCmdOption(desc).mkString(" ") + val dockerDefined = desc.schedulerProperties.contains("spark.mesos.executor.docker.image") val executorUri = desc.schedulerProperties.get("spark.executor.uri") .orElse(desc.command.environment.get("SPARK_EXECUTOR_URI")) val appArguments = desc.command.arguments.mkString(" ") - val cmd = if (executorUri.isDefined) { + val (executable, jar) = if (dockerDefined) { + // Application jar is automatically downloaded in the mounted sandbox by Mesos, + // and the path to the mounted volume is stored in $MESOS_SANDBOX env variable. + ("./bin/spark-submit", s"$$MESOS_SANDBOX/${desc.jarUrl.split("/").last}") + } else if (executorUri.isDefined) { builder.addUris(CommandInfo.URI.newBuilder().setValue(executorUri.get).build()) val folderBasename = executorUri.get.split('/').last.split('.').head val cmdExecutable = s"cd $folderBasename*; $prefixEnv bin/spark-submit" val cmdJar = s"../${desc.jarUrl.split("/").last}" - s"$cmdExecutable ${cmdOptions.mkString(" ")} $cmdJar $appArguments" + (cmdExecutable, cmdJar) } else { val executorSparkHome = desc.schedulerProperties.get("spark.mesos.executor.home") .orElse(conf.getOption("spark.home")) @@ -389,9 +394,9 @@ private[spark] class MesosClusterScheduler( } val cmdExecutable = new File(executorSparkHome, "./bin/spark-submit").getCanonicalPath val cmdJar = desc.jarUrl.split("/").last - s"$cmdExecutable ${cmdOptions.mkString(" ")} $cmdJar $appArguments" + (cmdExecutable, cmdJar) } - builder.setValue(cmd) + builder.setValue(s"$executable $cmdOptions $jar $appArguments") builder.setEnvironment(envBuilder.build()) builder.build() } @@ -458,9 +463,20 @@ private[spark] class MesosClusterScheduler( .setCommand(commandInfo) .addResources(cpuResource) .addResources(memResource) - .build() + submission.schedulerProperties.get("spark.mesos.executor.docker.image").foreach { image => + val container = taskInfo.getContainerBuilder() + val volumes = submission.schedulerProperties + .get("spark.mesos.executor.docker.volumes") + .map(MesosSchedulerBackendUtil.parseVolumesSpec) + val portmaps = submission.schedulerProperties + .get("spark.mesos.executor.docker.portmaps") + .map(MesosSchedulerBackendUtil.parsePortMappingsSpec) + MesosSchedulerBackendUtil.addDockerInfo( + container, image, volumes = volumes, portmaps = portmaps) + taskInfo.setContainer(container.build()) + } val queuedTasks = tasks.getOrElseUpdate(offer.offer.getId, new ArrayBuffer[TaskInfo]) - queuedTasks += taskInfo + queuedTasks += taskInfo.build() logTrace(s"Using offer ${offer.offer.getId.getValue} to launch driver " + submission.submissionId) val newState = new MesosClusterSubmissionState(submission, taskId, offer.offer.getSlaveId, diff --git a/core/src/main/scala/org/apache/spark/serializer/KryoSerializer.scala b/core/src/main/scala/org/apache/spark/serializer/KryoSerializer.scala index f9f78852f032b..64ba27f34d2f1 100644 --- a/core/src/main/scala/org/apache/spark/serializer/KryoSerializer.scala +++ b/core/src/main/scala/org/apache/spark/serializer/KryoSerializer.scala @@ -32,6 +32,7 @@ import org.apache.spark._ import org.apache.spark.api.python.PythonBroadcast import org.apache.spark.broadcast.HttpBroadcast import org.apache.spark.network.nio.{GetBlock, GotBlock, PutBlock} +import org.apache.spark.network.util.ByteUnit import org.apache.spark.scheduler.{CompressedMapStatus, HighlyCompressedMapStatus} import org.apache.spark.storage._ import org.apache.spark.util.BoundedPriorityQueue @@ -51,18 +52,18 @@ class KryoSerializer(conf: SparkConf) private val bufferSizeKb = conf.getSizeAsKb("spark.kryoserializer.buffer", "64k") - if (bufferSizeKb >= 2048) { + if (bufferSizeKb >= ByteUnit.GiB.toKiB(2)) { throw new IllegalArgumentException("spark.kryoserializer.buffer must be less than " + - s"2048 mb, got: + $bufferSizeKb mb.") + s"2048 mb, got: + ${ByteUnit.KiB.toMiB(bufferSizeKb)} mb.") } - private val bufferSize = (bufferSizeKb * 1024).toInt + private val bufferSize = ByteUnit.KiB.toBytes(bufferSizeKb).toInt val maxBufferSizeMb = conf.getSizeAsMb("spark.kryoserializer.buffer.max", "64m").toInt - if (maxBufferSizeMb >= 2048) { + if (maxBufferSizeMb >= ByteUnit.GiB.toMiB(2)) { throw new IllegalArgumentException("spark.kryoserializer.buffer.max must be less than " + s"2048 mb, got: + $maxBufferSizeMb mb.") } - private val maxBufferSize = maxBufferSizeMb * 1024 * 1024 + private val maxBufferSize = ByteUnit.MiB.toBytes(maxBufferSizeMb).toInt private val referenceTracking = conf.getBoolean("spark.kryo.referenceTracking", true) private val registrationRequired = conf.getBoolean("spark.kryo.registrationRequired", false) diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/AllJobsResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/AllJobsResource.scala new file mode 100644 index 0000000000000..5783df5d8220c --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/AllJobsResource.scala @@ -0,0 +1,98 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.util.{Arrays, Date, List => JList} +import javax.ws.rs._ +import javax.ws.rs.core.MediaType + +import org.apache.spark.JobExecutionStatus +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.jobs.JobProgressListener +import org.apache.spark.ui.jobs.UIData.JobUIData + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class AllJobsResource(ui: SparkUI) { + + @GET + def jobsList(@QueryParam("status") statuses: JList[JobExecutionStatus]): Seq[JobData] = { + val statusToJobs: Seq[(JobExecutionStatus, Seq[JobUIData])] = + AllJobsResource.getStatusToJobs(ui) + val adjStatuses: JList[JobExecutionStatus] = { + if (statuses.isEmpty) { + Arrays.asList(JobExecutionStatus.values(): _*) + } else { + statuses + } + } + val jobInfos = for { + (status, jobs) <- statusToJobs + job <- jobs if adjStatuses.contains(status) + } yield { + AllJobsResource.convertJobData(job, ui.jobProgressListener, false) + } + jobInfos.sortBy{- _.jobId} + } + +} + +private[v1] object AllJobsResource { + + def getStatusToJobs(ui: SparkUI): Seq[(JobExecutionStatus, Seq[JobUIData])] = { + val statusToJobs = ui.jobProgressListener.synchronized { + Seq( + JobExecutionStatus.RUNNING -> ui.jobProgressListener.activeJobs.values.toSeq, + JobExecutionStatus.SUCCEEDED -> ui.jobProgressListener.completedJobs.toSeq, + JobExecutionStatus.FAILED -> ui.jobProgressListener.failedJobs.reverse.toSeq + ) + } + statusToJobs + } + + def convertJobData( + job: JobUIData, + listener: JobProgressListener, + includeStageDetails: Boolean): JobData = { + listener.synchronized { + val lastStageInfo = listener.stageIdToInfo.get(job.stageIds.max) + val lastStageData = lastStageInfo.flatMap { s => + listener.stageIdToData.get((s.stageId, s.attemptId)) + } + val lastStageName = lastStageInfo.map { _.name }.getOrElse("(Unknown Stage Name)") + val lastStageDescription = lastStageData.flatMap { _.description } + new JobData( + jobId = job.jobId, + name = lastStageName, + description = lastStageDescription, + submissionTime = job.submissionTime.map{new Date(_)}, + completionTime = job.completionTime.map{new Date(_)}, + stageIds = job.stageIds, + jobGroup = job.jobGroup, + status = job.status, + numTasks = job.numTasks, + numActiveTasks = job.numActiveTasks, + numCompletedTasks = job.numCompletedTasks, + numSkippedTasks = job.numCompletedTasks, + numFailedTasks = job.numFailedTasks, + numActiveStages = job.numActiveStages, + numCompletedStages = job.completedStageIndices.size, + numSkippedStages = job.numSkippedStages, + numFailedStages = job.numFailedStages + ) + } + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/AllRDDResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/AllRDDResource.scala new file mode 100644 index 0000000000000..645ede26a0879 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/AllRDDResource.scala @@ -0,0 +1,104 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.{GET, Produces} +import javax.ws.rs.core.MediaType + +import org.apache.spark.storage.{RDDInfo, StorageStatus, StorageUtils} +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.storage.StorageListener + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class AllRDDResource(ui: SparkUI) { + + @GET + def rddList(): Seq[RDDStorageInfo] = { + val storageStatusList = ui.storageListener.storageStatusList + val rddInfos = ui.storageListener.rddInfoList + rddInfos.map{rddInfo => + AllRDDResource.getRDDStorageInfo(rddInfo.id, rddInfo, storageStatusList, + includeDetails = false) + } + } + +} + +private[spark] object AllRDDResource { + + def getRDDStorageInfo( + rddId: Int, + listener: StorageListener, + includeDetails: Boolean): Option[RDDStorageInfo] = { + val storageStatusList = listener.storageStatusList + listener.rddInfoList.find { _.id == rddId }.map { rddInfo => + getRDDStorageInfo(rddId, rddInfo, storageStatusList, includeDetails) + } + } + + def getRDDStorageInfo( + rddId: Int, + rddInfo: RDDInfo, + storageStatusList: Seq[StorageStatus], + includeDetails: Boolean): RDDStorageInfo = { + val workers = storageStatusList.map { (rddId, _) } + val blockLocations = StorageUtils.getRddBlockLocations(rddId, storageStatusList) + val blocks = storageStatusList + .flatMap { _.rddBlocksById(rddId) } + .sortWith { _._1.name < _._1.name } + .map { case (blockId, status) => + (blockId, status, blockLocations.get(blockId).getOrElse(Seq[String]("Unknown"))) + } + + val dataDistribution = if (includeDetails) { + Some(storageStatusList.map { status => + new RDDDataDistribution( + address = status.blockManagerId.hostPort, + memoryUsed = status.memUsedByRdd(rddId), + memoryRemaining = status.memRemaining, + diskUsed = status.diskUsedByRdd(rddId) + ) } ) + } else { + None + } + val partitions = if (includeDetails) { + Some(blocks.map { case (id, block, locations) => + new RDDPartitionInfo( + blockName = id.name, + storageLevel = block.storageLevel.description, + memoryUsed = block.memSize, + diskUsed = block.diskSize, + executors = locations + ) + } ) + } else { + None + } + + new RDDStorageInfo( + id = rddId, + name = rddInfo.name, + numPartitions = rddInfo.numPartitions, + numCachedPartitions = rddInfo.numCachedPartitions, + storageLevel = rddInfo.storageLevel.description, + memoryUsed = rddInfo.memSize, + diskUsed = rddInfo.diskSize, + dataDistribution = dataDistribution, + partitions = partitions + ) + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/AllStagesResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/AllStagesResource.scala new file mode 100644 index 0000000000000..50608588f09ae --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/AllStagesResource.scala @@ -0,0 +1,309 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.util.{Arrays, Date, List => JList} +import javax.ws.rs.{GET, PathParam, Produces, QueryParam} +import javax.ws.rs.core.MediaType + +import org.apache.spark.executor.{InputMetrics => InternalInputMetrics, OutputMetrics => InternalOutputMetrics, ShuffleReadMetrics => InternalShuffleReadMetrics, ShuffleWriteMetrics => InternalShuffleWriteMetrics, TaskMetrics => InternalTaskMetrics} +import org.apache.spark.scheduler.{AccumulableInfo => InternalAccumulableInfo, StageInfo} +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.jobs.UIData.{StageUIData, TaskUIData} +import org.apache.spark.util.Distribution + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class AllStagesResource(ui: SparkUI) { + + @GET + def stageList(@QueryParam("status") statuses: JList[StageStatus]): Seq[StageData] = { + val listener = ui.jobProgressListener + val stageAndStatus = AllStagesResource.stagesAndStatus(ui) + val adjStatuses = { + if (statuses.isEmpty()) { + Arrays.asList(StageStatus.values(): _*) + } else { + statuses + } + } + for { + (status, stageList) <- stageAndStatus + stageInfo: StageInfo <- stageList if adjStatuses.contains(status) + stageUiData: StageUIData <- listener.synchronized { + listener.stageIdToData.get((stageInfo.stageId, stageInfo.attemptId)) + } + } yield { + AllStagesResource.stageUiToStageData(status, stageInfo, stageUiData, includeDetails = false) + } + } +} + +private[v1] object AllStagesResource { + def stageUiToStageData( + status: StageStatus, + stageInfo: StageInfo, + stageUiData: StageUIData, + includeDetails: Boolean): StageData = { + + val taskData = if (includeDetails) { + Some(stageUiData.taskData.map { case (k, v) => k -> convertTaskData(v) } ) + } else { + None + } + val executorSummary = if (includeDetails) { + Some(stageUiData.executorSummary.map { case (k, summary) => + k -> new ExecutorStageSummary( + taskTime = summary.taskTime, + failedTasks = summary.failedTasks, + succeededTasks = summary.succeededTasks, + inputBytes = summary.inputBytes, + outputBytes = summary.outputBytes, + shuffleRead = summary.shuffleRead, + shuffleWrite = summary.shuffleWrite, + memoryBytesSpilled = summary.memoryBytesSpilled, + diskBytesSpilled = summary.diskBytesSpilled + ) + }) + } else { + None + } + + val accumulableInfo = stageUiData.accumulables.values.map { convertAccumulableInfo }.toSeq + + new StageData( + status = status, + stageId = stageInfo.stageId, + attemptId = stageInfo.attemptId, + numActiveTasks = stageUiData.numActiveTasks, + numCompleteTasks = stageUiData.numCompleteTasks, + numFailedTasks = stageUiData.numFailedTasks, + executorRunTime = stageUiData.executorRunTime, + inputBytes = stageUiData.inputBytes, + inputRecords = stageUiData.inputRecords, + outputBytes = stageUiData.outputBytes, + outputRecords = stageUiData.outputRecords, + shuffleReadBytes = stageUiData.shuffleReadTotalBytes, + shuffleReadRecords = stageUiData.shuffleReadRecords, + shuffleWriteBytes = stageUiData.shuffleWriteBytes, + shuffleWriteRecords = stageUiData.shuffleWriteRecords, + memoryBytesSpilled = stageUiData.memoryBytesSpilled, + diskBytesSpilled = stageUiData.diskBytesSpilled, + schedulingPool = stageUiData.schedulingPool, + name = stageInfo.name, + details = stageInfo.details, + accumulatorUpdates = accumulableInfo, + tasks = taskData, + executorSummary = executorSummary + ) + } + + def stagesAndStatus(ui: SparkUI): Seq[(StageStatus, Seq[StageInfo])] = { + val listener = ui.jobProgressListener + listener.synchronized { + Seq( + StageStatus.ACTIVE -> listener.activeStages.values.toSeq, + StageStatus.COMPLETE -> listener.completedStages.reverse.toSeq, + StageStatus.FAILED -> listener.failedStages.reverse.toSeq, + StageStatus.PENDING -> listener.pendingStages.values.toSeq + ) + } + } + + def convertTaskData(uiData: TaskUIData): TaskData = { + new TaskData( + taskId = uiData.taskInfo.taskId, + index = uiData.taskInfo.index, + attempt = uiData.taskInfo.attempt, + launchTime = new Date(uiData.taskInfo.launchTime), + executorId = uiData.taskInfo.executorId, + host = uiData.taskInfo.host, + taskLocality = uiData.taskInfo.taskLocality.toString(), + speculative = uiData.taskInfo.speculative, + accumulatorUpdates = uiData.taskInfo.accumulables.map { convertAccumulableInfo }, + errorMessage = uiData.errorMessage, + taskMetrics = uiData.taskMetrics.map { convertUiTaskMetrics } + ) + } + + def taskMetricDistributions( + allTaskData: Iterable[TaskUIData], + quantiles: Array[Double]): TaskMetricDistributions = { + + val rawMetrics = allTaskData.flatMap{_.taskMetrics}.toSeq + + def metricQuantiles(f: InternalTaskMetrics => Double): IndexedSeq[Double] = + Distribution(rawMetrics.map { d => f(d) }).get.getQuantiles(quantiles) + + // We need to do a lot of similar munging to nested metrics here. For each one, + // we want (a) extract the values for nested metrics (b) make a distribution for each metric + // (c) shove the distribution into the right field in our return type and (d) only return + // a result if the option is defined for any of the tasks. MetricHelper is a little util + // to make it a little easier to deal w/ all of the nested options. Mostly it lets us just + // implement one "build" method, which just builds the quantiles for each field. + + val inputMetrics: Option[InputMetricDistributions] = + new MetricHelper[InternalInputMetrics, InputMetricDistributions](rawMetrics, quantiles) { + def getSubmetrics(raw: InternalTaskMetrics): Option[InternalInputMetrics] = { + raw.inputMetrics + } + + def build: InputMetricDistributions = new InputMetricDistributions( + bytesRead = submetricQuantiles(_.bytesRead), + recordsRead = submetricQuantiles(_.recordsRead) + ) + }.metricOption + + val outputMetrics: Option[OutputMetricDistributions] = + new MetricHelper[InternalOutputMetrics, OutputMetricDistributions](rawMetrics, quantiles) { + def getSubmetrics(raw:InternalTaskMetrics): Option[InternalOutputMetrics] = { + raw.outputMetrics + } + def build: OutputMetricDistributions = new OutputMetricDistributions( + bytesWritten = submetricQuantiles(_.bytesWritten), + recordsWritten = submetricQuantiles(_.recordsWritten) + ) + }.metricOption + + val shuffleReadMetrics: Option[ShuffleReadMetricDistributions] = + new MetricHelper[InternalShuffleReadMetrics, ShuffleReadMetricDistributions](rawMetrics, + quantiles) { + def getSubmetrics(raw: InternalTaskMetrics): Option[InternalShuffleReadMetrics] = { + raw.shuffleReadMetrics + } + def build: ShuffleReadMetricDistributions = new ShuffleReadMetricDistributions( + readBytes = submetricQuantiles(_.totalBytesRead), + readRecords = submetricQuantiles(_.recordsRead), + remoteBytesRead = submetricQuantiles(_.remoteBytesRead), + remoteBlocksFetched = submetricQuantiles(_.remoteBlocksFetched), + localBlocksFetched = submetricQuantiles(_.localBlocksFetched), + totalBlocksFetched = submetricQuantiles(_.totalBlocksFetched), + fetchWaitTime = submetricQuantiles(_.fetchWaitTime) + ) + }.metricOption + + val shuffleWriteMetrics: Option[ShuffleWriteMetricDistributions] = + new MetricHelper[InternalShuffleWriteMetrics, ShuffleWriteMetricDistributions](rawMetrics, + quantiles) { + def getSubmetrics(raw: InternalTaskMetrics): Option[InternalShuffleWriteMetrics] = { + raw.shuffleWriteMetrics + } + def build: ShuffleWriteMetricDistributions = new ShuffleWriteMetricDistributions( + writeBytes = submetricQuantiles(_.shuffleBytesWritten), + writeRecords = submetricQuantiles(_.shuffleRecordsWritten), + writeTime = submetricQuantiles(_.shuffleWriteTime) + ) + }.metricOption + + new TaskMetricDistributions( + quantiles = quantiles, + executorDeserializeTime = metricQuantiles(_.executorDeserializeTime), + executorRunTime = metricQuantiles(_.executorRunTime), + resultSize = metricQuantiles(_.resultSize), + jvmGcTime = metricQuantiles(_.jvmGCTime), + resultSerializationTime = metricQuantiles(_.resultSerializationTime), + memoryBytesSpilled = metricQuantiles(_.memoryBytesSpilled), + diskBytesSpilled = metricQuantiles(_.diskBytesSpilled), + inputMetrics = inputMetrics, + outputMetrics = outputMetrics, + shuffleReadMetrics = shuffleReadMetrics, + shuffleWriteMetrics = shuffleWriteMetrics + ) + } + + def convertAccumulableInfo(acc: InternalAccumulableInfo): AccumulableInfo = { + new AccumulableInfo(acc.id, acc.name, acc.update, acc.value) + } + + def convertUiTaskMetrics(internal: InternalTaskMetrics): TaskMetrics = { + new TaskMetrics( + executorDeserializeTime = internal.executorDeserializeTime, + executorRunTime = internal.executorRunTime, + resultSize = internal.resultSize, + jvmGcTime = internal.jvmGCTime, + resultSerializationTime = internal.resultSerializationTime, + memoryBytesSpilled = internal.memoryBytesSpilled, + diskBytesSpilled = internal.diskBytesSpilled, + inputMetrics = internal.inputMetrics.map { convertInputMetrics }, + outputMetrics = Option(internal.outputMetrics).flatten.map { convertOutputMetrics }, + shuffleReadMetrics = internal.shuffleReadMetrics.map { convertShuffleReadMetrics }, + shuffleWriteMetrics = internal.shuffleWriteMetrics.map { convertShuffleWriteMetrics } + ) + } + + def convertInputMetrics(internal: InternalInputMetrics): InputMetrics = { + new InputMetrics( + bytesRead = internal.bytesRead, + recordsRead = internal.recordsRead + ) + } + + def convertOutputMetrics(internal: InternalOutputMetrics): OutputMetrics = { + new OutputMetrics( + bytesWritten = internal.bytesWritten, + recordsWritten = internal.recordsWritten + ) + } + + def convertShuffleReadMetrics(internal: InternalShuffleReadMetrics): ShuffleReadMetrics = { + new ShuffleReadMetrics( + remoteBlocksFetched = internal.remoteBlocksFetched, + localBlocksFetched = internal.localBlocksFetched, + fetchWaitTime = internal.fetchWaitTime, + remoteBytesRead = internal.remoteBytesRead, + totalBlocksFetched = internal.totalBlocksFetched, + recordsRead = internal.recordsRead + ) + } + + def convertShuffleWriteMetrics(internal: InternalShuffleWriteMetrics): ShuffleWriteMetrics = { + new ShuffleWriteMetrics( + bytesWritten = internal.shuffleBytesWritten, + writeTime = internal.shuffleWriteTime, + recordsWritten = internal.shuffleRecordsWritten + ) + } +} + +/** + * Helper for getting distributions from nested metric types. Many of the metrics we want are + * contained in options inside TaskMetrics (eg., ShuffleWriteMetrics). This makes it easy to handle + * the options (returning None if the metrics are all empty), and extract the quantiles for each + * metric. After creating an instance, call metricOption to get the result type. + */ +private[v1] abstract class MetricHelper[I,O]( + rawMetrics: Seq[InternalTaskMetrics], + quantiles: Array[Double]) { + + def getSubmetrics(raw: InternalTaskMetrics): Option[I] + + def build: O + + val data: Seq[I] = rawMetrics.flatMap(getSubmetrics) + + /** applies the given function to all input metrics, and returns the quantiles */ + def submetricQuantiles(f: I => Double): IndexedSeq[Double] = { + Distribution(data.map { d => f(d) }).get.getQuantiles(quantiles) + } + + def metricOption: Option[O] = { + if (data.isEmpty) { + None + } else { + Some(build) + } + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/ApplicationListResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/ApplicationListResource.scala new file mode 100644 index 0000000000000..17b521f3e1d41 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/ApplicationListResource.scala @@ -0,0 +1,94 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.util.{Arrays, Date, List => JList} +import javax.ws.rs.{DefaultValue, GET, Produces, QueryParam} +import javax.ws.rs.core.MediaType + +import org.apache.spark.deploy.history.ApplicationHistoryInfo +import org.apache.spark.deploy.master.{ApplicationInfo => InternalApplicationInfo} + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class ApplicationListResource(uiRoot: UIRoot) { + + @GET + def appList( + @QueryParam("status") status: JList[ApplicationStatus], + @DefaultValue("2010-01-01") @QueryParam("minDate") minDate: SimpleDateParam, + @DefaultValue("3000-01-01") @QueryParam("maxDate") maxDate: SimpleDateParam) + : Iterator[ApplicationInfo] = { + val allApps = uiRoot.getApplicationInfoList + val adjStatus = { + if (status.isEmpty) { + Arrays.asList(ApplicationStatus.values(): _*) + } else { + status + } + } + val includeCompleted = adjStatus.contains(ApplicationStatus.COMPLETED) + val includeRunning = adjStatus.contains(ApplicationStatus.RUNNING) + allApps.filter { app => + val anyRunning = app.attempts.exists(!_.completed) + // if any attempt is still running, we consider the app to also still be running + val statusOk = (!anyRunning && includeCompleted) || + (anyRunning && includeRunning) + // keep the app if *any* attempts fall in the right time window + val dateOk = app.attempts.exists { attempt => + attempt.startTime.getTime >= minDate.timestamp && + attempt.startTime.getTime <= maxDate.timestamp + } + statusOk && dateOk + } + } +} + +private[spark] object ApplicationsListResource { + def appHistoryInfoToPublicAppInfo(app: ApplicationHistoryInfo): ApplicationInfo = { + new ApplicationInfo( + id = app.id, + name = app.name, + attempts = app.attempts.map { internalAttemptInfo => + new ApplicationAttemptInfo( + attemptId = internalAttemptInfo.attemptId, + startTime = new Date(internalAttemptInfo.startTime), + endTime = new Date(internalAttemptInfo.endTime), + sparkUser = internalAttemptInfo.sparkUser, + completed = internalAttemptInfo.completed + ) + } + ) + } + + def convertApplicationInfo( + internal: InternalApplicationInfo, + completed: Boolean): ApplicationInfo = { + // standalone application info always has just one attempt + new ApplicationInfo( + id = internal.id, + name = internal.desc.name, + attempts = Seq(new ApplicationAttemptInfo( + attemptId = None, + startTime = new Date(internal.startTime), + endTime = new Date(internal.endTime), + sparkUser = internal.desc.user, + completed = completed + )) + ) + } + +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/ExecutorListResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/ExecutorListResource.scala new file mode 100644 index 0000000000000..8ad4656b4dada --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/ExecutorListResource.scala @@ -0,0 +1,36 @@ +/* +* Licensed to the Apache Software Foundation (ASF) under one or more +* contributor license agreements. See the NOTICE file distributed with +* this work for additional information regarding copyright ownership. +* The ASF licenses this file to You under the Apache License, Version 2.0 +* (the "License"); you may not use this file except in compliance with +* the License. You may obtain a copy of the License at +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.{GET, PathParam, Produces} +import javax.ws.rs.core.MediaType + +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.exec.ExecutorsPage + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class ExecutorListResource(ui: SparkUI) { + + @GET + def executorList(): Seq[ExecutorSummary] = { + val listener = ui.executorsListener + val storageStatusList = listener.storageStatusList + (0 until storageStatusList.size).map { statusId => + ExecutorsPage.getExecInfo(listener, statusId) + } + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/JacksonMessageWriter.scala b/core/src/main/scala/org/apache/spark/status/api/v1/JacksonMessageWriter.scala new file mode 100644 index 0000000000000..202a5191ad57d --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/JacksonMessageWriter.scala @@ -0,0 +1,93 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.io.OutputStream +import java.lang.annotation.Annotation +import java.lang.reflect.Type +import java.text.SimpleDateFormat +import java.util.{Calendar, SimpleTimeZone} +import javax.ws.rs.Produces +import javax.ws.rs.core.{MediaType, MultivaluedMap} +import javax.ws.rs.ext.{MessageBodyWriter, Provider} + +import com.fasterxml.jackson.annotation.JsonInclude +import com.fasterxml.jackson.databind.{ObjectMapper, SerializationFeature} + +/** + * This class converts the POJO metric responses into json, using jackson. + * + * This doesn't follow the standard jersey-jackson plugin options, because we want to stick + * with an old version of jersey (since we have it from yarn anyway) and don't want to pull in lots + * of dependencies from a new plugin. + * + * Note that jersey automatically discovers this class based on its package and its annotations. + */ +@Provider +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class JacksonMessageWriter extends MessageBodyWriter[Object]{ + + val mapper = new ObjectMapper() { + override def writeValueAsString(t: Any): String = { + super.writeValueAsString(t) + } + } + mapper.registerModule(com.fasterxml.jackson.module.scala.DefaultScalaModule) + mapper.enable(SerializationFeature.INDENT_OUTPUT) + mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL) + mapper.setDateFormat(JacksonMessageWriter.makeISODateFormat) + + override def isWriteable( + aClass: Class[_], + `type`: Type, + annotations: Array[Annotation], + mediaType: MediaType): Boolean = { + true + } + + override def writeTo( + t: Object, + aClass: Class[_], + `type`: Type, + annotations: Array[Annotation], + mediaType: MediaType, + multivaluedMap: MultivaluedMap[String, AnyRef], + outputStream: OutputStream): Unit = { + t match { + case ErrorWrapper(err) => outputStream.write(err.getBytes("utf-8")) + case _ => mapper.writeValue(outputStream, t) + } + } + + override def getSize( + t: Object, + aClass: Class[_], + `type`: Type, + annotations: Array[Annotation], + mediaType: MediaType): Long = { + -1L + } +} + +private[spark] object JacksonMessageWriter { + def makeISODateFormat: SimpleDateFormat = { + val iso8601 = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'GMT'") + val cal = Calendar.getInstance(new SimpleTimeZone(0, "GMT")) + iso8601.setCalendar(cal) + iso8601 + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/JsonRootResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/JsonRootResource.scala new file mode 100644 index 0000000000000..c3ec45f54681b --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/JsonRootResource.scala @@ -0,0 +1,255 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.servlet.ServletContext +import javax.ws.rs._ +import javax.ws.rs.core.{Context, Response} + +import com.sun.jersey.api.core.ResourceConfig +import com.sun.jersey.spi.container.servlet.ServletContainer +import org.eclipse.jetty.server.handler.ContextHandler +import org.eclipse.jetty.servlet.{ServletContextHandler, ServletHolder} + +import org.apache.spark.SecurityManager +import org.apache.spark.ui.SparkUI + +/** + * Main entry point for serving spark application metrics as json, using JAX-RS. + * + * Each resource should have endpoints that return **public** classes defined in api.scala. Mima + * binary compatibility checks ensure that we don't inadvertently make changes that break the api. + * The returned objects are automatically converted to json by jackson with JacksonMessageWriter. + * In addition, there are a number of tests in HistoryServerSuite that compare the json to "golden + * files". Any changes and additions should be reflected there as well -- see the notes in + * HistoryServerSuite. + */ +@Path("/v1") +private[v1] class JsonRootResource extends UIRootFromServletContext { + + @Path("applications") + def getApplicationList(): ApplicationListResource = { + new ApplicationListResource(uiRoot) + } + + @Path("applications/{appId}") + def getApplication(): OneApplicationResource = { + new OneApplicationResource(uiRoot) + } + + @Path("applications/{appId}/{attemptId}/jobs") + def getJobs( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): AllJobsResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new AllJobsResource(ui) + } + } + + @Path("applications/{appId}/jobs") + def getJobs(@PathParam("appId") appId: String): AllJobsResource = { + uiRoot.withSparkUI(appId, None) { ui => + new AllJobsResource(ui) + } + } + + @Path("applications/{appId}/jobs/{jobId: \\d+}") + def getJob(@PathParam("appId") appId: String): OneJobResource = { + uiRoot.withSparkUI(appId, None) { ui => + new OneJobResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/jobs/{jobId: \\d+}") + def getJob( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): OneJobResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new OneJobResource(ui) + } + } + + @Path("applications/{appId}/executors") + def getExecutors(@PathParam("appId") appId: String): ExecutorListResource = { + uiRoot.withSparkUI(appId, None) { ui => + new ExecutorListResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/executors") + def getExecutors( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): ExecutorListResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new ExecutorListResource(ui) + } + } + + + @Path("applications/{appId}/stages") + def getStages(@PathParam("appId") appId: String): AllStagesResource= { + uiRoot.withSparkUI(appId, None) { ui => + new AllStagesResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/stages") + def getStages( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): AllStagesResource= { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new AllStagesResource(ui) + } + } + + @Path("applications/{appId}/stages/{stageId: \\d+}") + def getStage(@PathParam("appId") appId: String): OneStageResource= { + uiRoot.withSparkUI(appId, None) { ui => + new OneStageResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/stages/{stageId: \\d+}") + def getStage( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): OneStageResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new OneStageResource(ui) + } + } + + @Path("applications/{appId}/storage/rdd") + def getRdds(@PathParam("appId") appId: String): AllRDDResource = { + uiRoot.withSparkUI(appId, None) { ui => + new AllRDDResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/storage/rdd") + def getRdds( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): AllRDDResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new AllRDDResource(ui) + } + } + + @Path("applications/{appId}/storage/rdd/{rddId: \\d+}") + def getRdd(@PathParam("appId") appId: String): OneRDDResource = { + uiRoot.withSparkUI(appId, None) { ui => + new OneRDDResource(ui) + } + } + + @Path("applications/{appId}/{attemptId}/storage/rdd/{rddId: \\d+}") + def getRdd( + @PathParam("appId") appId: String, + @PathParam("attemptId") attemptId: String): OneRDDResource = { + uiRoot.withSparkUI(appId, Some(attemptId)) { ui => + new OneRDDResource(ui) + } + } + +} + +private[spark] object JsonRootResource { + + def getJsonServlet(uiRoot: UIRoot): ServletContextHandler = { + val jerseyContext = new ServletContextHandler(ServletContextHandler.NO_SESSIONS) + jerseyContext.setContextPath("/json") + val holder:ServletHolder = new ServletHolder(classOf[ServletContainer]) + holder.setInitParameter("com.sun.jersey.config.property.resourceConfigClass", + "com.sun.jersey.api.core.PackagesResourceConfig") + holder.setInitParameter("com.sun.jersey.config.property.packages", + "org.apache.spark.status.api.v1") + holder.setInitParameter(ResourceConfig.PROPERTY_CONTAINER_REQUEST_FILTERS, + classOf[SecurityFilter].getCanonicalName) + UIRootFromServletContext.setUiRoot(jerseyContext, uiRoot) + jerseyContext.addServlet(holder, "/*") + jerseyContext + } +} + +/** + * This trait is shared by the all the root containers for application UI information -- + * the HistoryServer, the Master UI, and the application UI. This provides the common + * interface needed for them all to expose application info as json. + */ +private[spark] trait UIRoot { + def getSparkUI(appKey: String): Option[SparkUI] + def getApplicationInfoList: Iterator[ApplicationInfo] + + /** + * Get the spark UI with the given appID, and apply a function + * to it. If there is no such app, throw an appropriate exception + */ + def withSparkUI[T](appId: String, attemptId: Option[String])(f: SparkUI => T): T = { + val appKey = attemptId.map(appId + "/" + _).getOrElse(appId) + getSparkUI(appKey) match { + case Some(ui) => + f(ui) + case None => throw new NotFoundException("no such app: " + appId) + } + } + def securityManager: SecurityManager +} + +private[v1] object UIRootFromServletContext { + + private val attribute = getClass.getCanonicalName + + def setUiRoot(contextHandler: ContextHandler, uiRoot: UIRoot): Unit = { + contextHandler.setAttribute(attribute, uiRoot) + } + + def getUiRoot(context: ServletContext): UIRoot = { + context.getAttribute(attribute).asInstanceOf[UIRoot] + } +} + +private[v1] trait UIRootFromServletContext { + @Context + var servletContext: ServletContext = _ + + def uiRoot: UIRoot = UIRootFromServletContext.getUiRoot(servletContext) +} + +private[v1] class NotFoundException(msg: String) extends WebApplicationException( + new NoSuchElementException(msg), + Response + .status(Response.Status.NOT_FOUND) + .entity(ErrorWrapper(msg)) + .build() +) + +private[v1] class BadParameterException(msg: String) extends WebApplicationException( + new IllegalArgumentException(msg), + Response + .status(Response.Status.BAD_REQUEST) + .entity(ErrorWrapper(msg)) + .build() +) { + def this(param: String, exp: String, actual: String) = { + this(raw"""Bad value for parameter "$param". Expected a $exp, got "$actual"""") + } +} + +/** + * Signal to JacksonMessageWriter to not convert the message into json (which would result in an + * extra set of quotes). + */ +private[v1] case class ErrorWrapper(s: String) diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala new file mode 100644 index 0000000000000..b5ef72649e295 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/OneApplicationResource.scala @@ -0,0 +1,31 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.core.MediaType +import javax.ws.rs.{Produces, PathParam, GET} + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class OneApplicationResource(uiRoot: UIRoot) { + + @GET + def getApp(@PathParam("appId") appId: String): ApplicationInfo = { + val apps = uiRoot.getApplicationInfoList.find { _.id == appId } + apps.getOrElse(throw new NotFoundException("unknown app: " + appId)) + } + +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/OneJobResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/OneJobResource.scala new file mode 100644 index 0000000000000..6d8a60d480aed --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/OneJobResource.scala @@ -0,0 +1,41 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.{PathParam, GET, Produces} +import javax.ws.rs.core.MediaType + +import org.apache.spark.JobExecutionStatus +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.jobs.UIData.JobUIData + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class OneJobResource(ui: SparkUI) { + + @GET + def oneJob(@PathParam("jobId") jobId: Int): JobData = { + val statusToJobs: Seq[(JobExecutionStatus, Seq[JobUIData])] = + AllJobsResource.getStatusToJobs(ui) + val jobOpt = statusToJobs.map {_._2} .flatten.find { jobInfo => jobInfo.jobId == jobId} + jobOpt.map { job => + AllJobsResource.convertJobData(job, ui.jobProgressListener, false) + }.getOrElse { + throw new NotFoundException("unknown job: " + jobId) + } + } + +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/OneRDDResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/OneRDDResource.scala new file mode 100644 index 0000000000000..07b224fac4786 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/OneRDDResource.scala @@ -0,0 +1,34 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.{PathParam, GET, Produces} +import javax.ws.rs.core.MediaType + +import org.apache.spark.ui.SparkUI + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class OneRDDResource(ui: SparkUI) { + + @GET + def rddData(@PathParam("rddId") rddId: Int): RDDStorageInfo = { + AllRDDResource.getRDDStorageInfo(rddId, ui.storageListener, true).getOrElse( + throw new NotFoundException(s"no rdd found w/ id $rddId") + ) + } + +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/OneStageResource.scala b/core/src/main/scala/org/apache/spark/status/api/v1/OneStageResource.scala new file mode 100644 index 0000000000000..fd24aea63a8a1 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/OneStageResource.scala @@ -0,0 +1,150 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs._ +import javax.ws.rs.core.MediaType + +import org.apache.spark.SparkException +import org.apache.spark.scheduler.StageInfo +import org.apache.spark.status.api.v1.StageStatus._ +import org.apache.spark.status.api.v1.TaskSorting._ +import org.apache.spark.ui.SparkUI +import org.apache.spark.ui.jobs.JobProgressListener +import org.apache.spark.ui.jobs.UIData.StageUIData + +@Produces(Array(MediaType.APPLICATION_JSON)) +private[v1] class OneStageResource(ui: SparkUI) { + + @GET + @Path("") + def stageData(@PathParam("stageId") stageId: Int): Seq[StageData] = { + withStage(stageId){ stageAttempts => + stageAttempts.map { stage => + AllStagesResource.stageUiToStageData(stage.status, stage.info, stage.ui, + includeDetails = true) + } + } + } + + @GET + @Path("/{stageAttemptId: \\d+}") + def oneAttemptData( + @PathParam("stageId") stageId: Int, + @PathParam("stageAttemptId") stageAttemptId: Int): StageData = { + withStageAttempt(stageId, stageAttemptId) { stage => + AllStagesResource.stageUiToStageData(stage.status, stage.info, stage.ui, + includeDetails = true) + } + } + + @GET + @Path("/{stageAttemptId: \\d+}/taskSummary") + def taskSummary( + @PathParam("stageId") stageId: Int, + @PathParam("stageAttemptId") stageAttemptId: Int, + @DefaultValue("0.05,0.25,0.5,0.75,0.95") @QueryParam("quantiles") quantileString: String) + : TaskMetricDistributions = { + withStageAttempt(stageId, stageAttemptId) { stage => + val quantiles = quantileString.split(",").map { s => + try { + s.toDouble + } catch { + case nfe: NumberFormatException => + throw new BadParameterException("quantiles", "double", s) + } + } + AllStagesResource.taskMetricDistributions(stage.ui.taskData.values, quantiles) + } + } + + @GET + @Path("/{stageAttemptId: \\d+}/taskList") + def taskList( + @PathParam("stageId") stageId: Int, + @PathParam("stageAttemptId") stageAttemptId: Int, + @DefaultValue("0") @QueryParam("offset") offset: Int, + @DefaultValue("20") @QueryParam("length") length: Int, + @DefaultValue("ID") @QueryParam("sortBy") sortBy: TaskSorting): Seq[TaskData] = { + withStageAttempt(stageId, stageAttemptId) { stage => + val tasks = stage.ui.taskData.values.map{AllStagesResource.convertTaskData}.toIndexedSeq + .sorted(OneStageResource.ordering(sortBy)) + tasks.slice(offset, offset + length) + } + } + + private case class StageStatusInfoUi(status: StageStatus, info: StageInfo, ui: StageUIData) + + private def withStage[T](stageId: Int)(f: Seq[StageStatusInfoUi] => T): T = { + val stageAttempts = findStageStatusUIData(ui.jobProgressListener, stageId) + if (stageAttempts.isEmpty) { + throw new NotFoundException("unknown stage: " + stageId) + } else { + f(stageAttempts) + } + } + + private def findStageStatusUIData( + listener: JobProgressListener, + stageId: Int): Seq[StageStatusInfoUi] = { + listener.synchronized { + def getStatusInfoUi(status: StageStatus, infos: Seq[StageInfo]): Seq[StageStatusInfoUi] = { + infos.filter { _.stageId == stageId }.map { info => + val ui = listener.stageIdToData.getOrElse((info.stageId, info.attemptId), + // this is an internal error -- we should always have uiData + throw new SparkException( + s"no stage ui data found for stage: ${info.stageId}:${info.attemptId}") + ) + StageStatusInfoUi(status, info, ui) + } + } + getStatusInfoUi(ACTIVE, listener.activeStages.values.toSeq) ++ + getStatusInfoUi(COMPLETE, listener.completedStages) ++ + getStatusInfoUi(FAILED, listener.failedStages) ++ + getStatusInfoUi(PENDING, listener.pendingStages.values.toSeq) + } + } + + private def withStageAttempt[T]( + stageId: Int, + stageAttemptId: Int) + (f: StageStatusInfoUi => T): T = { + withStage(stageId) { attempts => + val oneAttempt = attempts.find { stage => stage.info.attemptId == stageAttemptId } + oneAttempt match { + case Some(stage) => + f(stage) + case None => + val stageAttempts = attempts.map { _.info.attemptId } + throw new NotFoundException(s"unknown attempt for stage $stageId. " + + s"Found attempts: ${stageAttempts.mkString("[", ",", "]")}") + } + } + } +} + +object OneStageResource { + def ordering(taskSorting: TaskSorting): Ordering[TaskData] = { + val extractor: (TaskData => Long) = td => + taskSorting match { + case ID => td.taskId + case INCREASING_RUNTIME => td.taskMetrics.map{_.executorRunTime}.getOrElse(-1L) + case DECREASING_RUNTIME => -td.taskMetrics.map{_.executorRunTime}.getOrElse(-1L) + } + Ordering.by(extractor) + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/SecurityFilter.scala b/core/src/main/scala/org/apache/spark/status/api/v1/SecurityFilter.scala new file mode 100644 index 0000000000000..95fbd96ade5ab --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/SecurityFilter.scala @@ -0,0 +1,38 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import javax.ws.rs.WebApplicationException +import javax.ws.rs.core.Response + +import com.sun.jersey.spi.container.{ContainerRequest, ContainerRequestFilter} + +private[v1] class SecurityFilter extends ContainerRequestFilter with UIRootFromServletContext { + def filter(req: ContainerRequest): ContainerRequest = { + val user = Option(req.getUserPrincipal).map { _.getName }.orNull + if (uiRoot.securityManager.checkUIViewPermissions(user)) { + req + } else { + throw new WebApplicationException( + Response + .status(Response.Status.FORBIDDEN) + .entity(raw"""user "$user"is not authorized""") + .build() + ) + } + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/SimpleDateParam.scala b/core/src/main/scala/org/apache/spark/status/api/v1/SimpleDateParam.scala new file mode 100644 index 0000000000000..cee29786c3019 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/SimpleDateParam.scala @@ -0,0 +1,55 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.text.SimpleDateFormat +import java.util.TimeZone +import javax.ws.rs.WebApplicationException +import javax.ws.rs.core.Response +import javax.ws.rs.core.Response.Status + +import scala.util.Try + +private[v1] class SimpleDateParam(val originalValue: String) { + val timestamp: Long = { + SimpleDateParam.formats.collectFirst { + case fmt if Try(fmt.parse(originalValue)).isSuccess => + fmt.parse(originalValue).getTime() + }.getOrElse( + throw new WebApplicationException( + Response + .status(Status.BAD_REQUEST) + .entity("Couldn't parse date: " + originalValue) + .build() + ) + ) + } +} + +private[v1] object SimpleDateParam { + + val formats: Seq[SimpleDateFormat] = { + + val gmtDay = new SimpleDateFormat("yyyy-MM-dd") + gmtDay.setTimeZone(TimeZone.getTimeZone("GMT")) + + Seq( + new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSz"), + gmtDay + ) + } +} diff --git a/core/src/main/scala/org/apache/spark/status/api/v1/api.scala b/core/src/main/scala/org/apache/spark/status/api/v1/api.scala new file mode 100644 index 0000000000000..ef3c8570d8186 --- /dev/null +++ b/core/src/main/scala/org/apache/spark/status/api/v1/api.scala @@ -0,0 +1,228 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import java.util.Date + +import scala.collection.Map + +import org.apache.spark.JobExecutionStatus + +class ApplicationInfo private[spark]( + val id: String, + val name: String, + val attempts: Seq[ApplicationAttemptInfo]) + +class ApplicationAttemptInfo private[spark]( + val attemptId: Option[String], + val startTime: Date, + val endTime: Date, + val sparkUser: String, + val completed: Boolean = false) + +class ExecutorStageSummary private[spark]( + val taskTime : Long, + val failedTasks : Int, + val succeededTasks : Int, + val inputBytes : Long, + val outputBytes : Long, + val shuffleRead : Long, + val shuffleWrite : Long, + val memoryBytesSpilled : Long, + val diskBytesSpilled : Long) + +class ExecutorSummary private[spark]( + val id: String, + val hostPort: String, + val rddBlocks: Int, + val memoryUsed: Long, + val diskUsed: Long, + val activeTasks: Int, + val failedTasks: Int, + val completedTasks: Int, + val totalTasks: Int, + val totalDuration: Long, + val totalInputBytes: Long, + val totalShuffleRead: Long, + val totalShuffleWrite: Long, + val maxMemory: Long, + val executorLogs: Map[String, String]) + +class JobData private[spark]( + val jobId: Int, + val name: String, + val description: Option[String], + val submissionTime: Option[Date], + val completionTime: Option[Date], + val stageIds: Seq[Int], + val jobGroup: Option[String], + val status: JobExecutionStatus, + val numTasks: Int, + val numActiveTasks: Int, + val numCompletedTasks: Int, + val numSkippedTasks: Int, + val numFailedTasks: Int, + val numActiveStages: Int, + val numCompletedStages: Int, + val numSkippedStages: Int, + val numFailedStages: Int) + +// Q: should Tachyon size go in here as well? currently the UI only shows it on the overall storage +// page ... does anybody pay attention to it? +class RDDStorageInfo private[spark]( + val id: Int, + val name: String, + val numPartitions: Int, + val numCachedPartitions: Int, + val storageLevel: String, + val memoryUsed: Long, + val diskUsed: Long, + val dataDistribution: Option[Seq[RDDDataDistribution]], + val partitions: Option[Seq[RDDPartitionInfo]]) + +class RDDDataDistribution private[spark]( + val address: String, + val memoryUsed: Long, + val memoryRemaining: Long, + val diskUsed: Long) + +class RDDPartitionInfo private[spark]( + val blockName: String, + val storageLevel: String, + val memoryUsed: Long, + val diskUsed: Long, + val executors: Seq[String]) + +class StageData private[spark]( + val status: StageStatus, + val stageId: Int, + val attemptId: Int, + val numActiveTasks: Int , + val numCompleteTasks: Int, + val numFailedTasks: Int, + + val executorRunTime: Long, + + val inputBytes: Long, + val inputRecords: Long, + val outputBytes: Long, + val outputRecords: Long, + val shuffleReadBytes: Long, + val shuffleReadRecords: Long, + val shuffleWriteBytes: Long, + val shuffleWriteRecords: Long, + val memoryBytesSpilled: Long, + val diskBytesSpilled: Long, + + val name: String, + val details: String, + val schedulingPool: String, + + val accumulatorUpdates: Seq[AccumulableInfo], + val tasks: Option[Map[Long, TaskData]], + val executorSummary:Option[Map[String,ExecutorStageSummary]]) + +class TaskData private[spark]( + val taskId: Long, + val index: Int, + val attempt: Int, + val launchTime: Date, + val executorId: String, + val host: String, + val taskLocality: String, + val speculative: Boolean, + val accumulatorUpdates: Seq[AccumulableInfo], + val errorMessage: Option[String] = None, + val taskMetrics: Option[TaskMetrics] = None) + +class TaskMetrics private[spark]( + val executorDeserializeTime: Long, + val executorRunTime: Long, + val resultSize: Long, + val jvmGcTime: Long, + val resultSerializationTime: Long, + val memoryBytesSpilled: Long, + val diskBytesSpilled: Long, + val inputMetrics: Option[InputMetrics], + val outputMetrics: Option[OutputMetrics], + val shuffleReadMetrics: Option[ShuffleReadMetrics], + val shuffleWriteMetrics: Option[ShuffleWriteMetrics]) + +class InputMetrics private[spark]( + val bytesRead: Long, + val recordsRead: Long) + +class OutputMetrics private[spark]( + val bytesWritten: Long, + val recordsWritten: Long) + +class ShuffleReadMetrics private[spark]( + val remoteBlocksFetched: Int, + val localBlocksFetched: Int, + val fetchWaitTime: Long, + val remoteBytesRead: Long, + val totalBlocksFetched: Int, + val recordsRead: Long) + +class ShuffleWriteMetrics private[spark]( + val bytesWritten: Long, + val writeTime: Long, + val recordsWritten: Long) + +class TaskMetricDistributions private[spark]( + val quantiles: IndexedSeq[Double], + + val executorDeserializeTime: IndexedSeq[Double], + val executorRunTime: IndexedSeq[Double], + val resultSize: IndexedSeq[Double], + val jvmGcTime: IndexedSeq[Double], + val resultSerializationTime: IndexedSeq[Double], + val memoryBytesSpilled: IndexedSeq[Double], + val diskBytesSpilled: IndexedSeq[Double], + + val inputMetrics: Option[InputMetricDistributions], + val outputMetrics: Option[OutputMetricDistributions], + val shuffleReadMetrics: Option[ShuffleReadMetricDistributions], + val shuffleWriteMetrics: Option[ShuffleWriteMetricDistributions]) + +class InputMetricDistributions private[spark]( + val bytesRead: IndexedSeq[Double], + val recordsRead: IndexedSeq[Double]) + +class OutputMetricDistributions private[spark]( + val bytesWritten: IndexedSeq[Double], + val recordsWritten: IndexedSeq[Double]) + +class ShuffleReadMetricDistributions private[spark]( + val readBytes: IndexedSeq[Double], + val readRecords: IndexedSeq[Double], + val remoteBlocksFetched: IndexedSeq[Double], + val localBlocksFetched: IndexedSeq[Double], + val fetchWaitTime: IndexedSeq[Double], + val remoteBytesRead: IndexedSeq[Double], + val totalBlocksFetched: IndexedSeq[Double]) + +class ShuffleWriteMetricDistributions private[spark]( + val writeBytes: IndexedSeq[Double], + val writeRecords: IndexedSeq[Double], + val writeTime: IndexedSeq[Double]) + +class AccumulableInfo private[spark]( + val id: Long, + val name: String, + val update: Option[String], + val value: String) diff --git a/core/src/main/scala/org/apache/spark/storage/StorageStatusListener.scala b/core/src/main/scala/org/apache/spark/storage/StorageStatusListener.scala index 7d75929b96f75..ec711480ebf30 100644 --- a/core/src/main/scala/org/apache/spark/storage/StorageStatusListener.scala +++ b/core/src/main/scala/org/apache/spark/storage/StorageStatusListener.scala @@ -25,13 +25,17 @@ import org.apache.spark.scheduler._ /** * :: DeveloperApi :: * A SparkListener that maintains executor storage status. + * + * This class is thread-safe (unlike JobProgressListener) */ @DeveloperApi class StorageStatusListener extends SparkListener { // This maintains only blocks that are cached (i.e. storage level is not StorageLevel.NONE) private[storage] val executorIdToStorageStatus = mutable.Map[String, StorageStatus]() - def storageStatusList: Seq[StorageStatus] = executorIdToStorageStatus.values.toSeq + def storageStatusList: Seq[StorageStatus] = synchronized { + executorIdToStorageStatus.values.toSeq + } /** Update storage status list to reflect updated block statuses */ private def updateStorageStatus(execId: String, updatedBlocks: Seq[(BlockId, BlockStatus)]) { diff --git a/core/src/main/scala/org/apache/spark/ui/SparkUI.scala b/core/src/main/scala/org/apache/spark/ui/SparkUI.scala index a5271f0574e6c..bfe4a180e8a6f 100644 --- a/core/src/main/scala/org/apache/spark/ui/SparkUI.scala +++ b/core/src/main/scala/org/apache/spark/ui/SparkUI.scala @@ -17,6 +17,9 @@ package org.apache.spark.ui +import java.util.Date + +import org.apache.spark.status.api.v1.{ApplicationAttemptInfo, ApplicationInfo, JsonRootResource, UIRoot} import org.apache.spark.{Logging, SecurityManager, SparkConf, SparkContext} import org.apache.spark.scheduler._ import org.apache.spark.storage.StorageStatusListener @@ -33,7 +36,7 @@ import org.apache.spark.ui.scope.RDDOperationGraphListener private[spark] class SparkUI private ( val sc: Option[SparkContext], val conf: SparkConf, - val securityManager: SecurityManager, + securityManager: SecurityManager, val environmentListener: EnvironmentListener, val storageStatusListener: StorageStatusListener, val executorsListener: ExecutorsListener, @@ -41,22 +44,27 @@ private[spark] class SparkUI private ( val storageListener: StorageListener, val operationGraphListener: RDDOperationGraphListener, var appName: String, - val basePath: String) + val basePath: String, + val startTime: Long) extends WebUI(securityManager, SparkUI.getUIPort(conf), conf, basePath, "SparkUI") - with Logging { + with Logging + with UIRoot { val killEnabled = sc.map(_.conf.getBoolean("spark.ui.killEnabled", true)).getOrElse(false) + + val stagesTab = new StagesTab(this) + /** Initialize all components of the server. */ def initialize() { attachTab(new JobsTab(this)) - val stagesTab = new StagesTab(this) attachTab(stagesTab) attachTab(new StorageTab(this)) attachTab(new EnvironmentTab(this)) attachTab(new ExecutorsTab(this)) attachHandler(createStaticHandler(SparkUI.STATIC_RESOURCE_DIR, "/static")) attachHandler(createRedirectHandler("/", "/jobs", basePath = basePath)) + attachHandler(JsonRootResource.getJsonServlet(this)) // This should be POST only, but, the YARN AM proxy won't proxy POSTs attachHandler(createRedirectHandler( "/stages/stage/kill", "/stages", stagesTab.handleKillRequest, @@ -83,6 +91,24 @@ private[spark] class SparkUI private ( private[spark] def appUIHostPort = publicHostName + ":" + boundPort private[spark] def appUIAddress = s"http://$appUIHostPort" + + def getSparkUI(appId: String): Option[SparkUI] = { + if (appId == appName) Some(this) else None + } + + def getApplicationInfoList: Iterator[ApplicationInfo] = { + Iterator(new ApplicationInfo( + id = appName, + name = appName, + attempts = Seq(new ApplicationAttemptInfo( + attemptId = None, + startTime = new Date(startTime), + endTime = new Date(-1), + sparkUser = "", + completed = false + )) + )) + } } private[spark] abstract class SparkUITab(parent: SparkUI, prefix: String) @@ -109,9 +135,10 @@ private[spark] object SparkUI { listenerBus: SparkListenerBus, jobProgressListener: JobProgressListener, securityManager: SecurityManager, - appName: String): SparkUI = { + appName: String, + startTime: Long): SparkUI = { create(Some(sc), conf, listenerBus, securityManager, appName, - jobProgressListener = Some(jobProgressListener)) + jobProgressListener = Some(jobProgressListener), startTime = startTime) } def createHistoryUI( @@ -119,8 +146,9 @@ private[spark] object SparkUI { listenerBus: SparkListenerBus, securityManager: SecurityManager, appName: String, - basePath: String): SparkUI = { - create(None, conf, listenerBus, securityManager, appName, basePath) + basePath: String, + startTime: Long): SparkUI = { + create(None, conf, listenerBus, securityManager, appName, basePath, startTime = startTime) } /** @@ -137,7 +165,8 @@ private[spark] object SparkUI { securityManager: SecurityManager, appName: String, basePath: String = "", - jobProgressListener: Option[JobProgressListener] = None): SparkUI = { + jobProgressListener: Option[JobProgressListener] = None, + startTime: Long): SparkUI = { val _jobProgressListener: JobProgressListener = jobProgressListener.getOrElse { val listener = new JobProgressListener(conf) @@ -159,6 +188,6 @@ private[spark] object SparkUI { new SparkUI(sc, conf, securityManager, environmentListener, storageStatusListener, executorsListener, _jobProgressListener, storageListener, operationGraphListener, - appName, basePath) + appName, basePath, startTime) } } diff --git a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala index 2f3fb181e4026..97eed13c2d780 100644 --- a/core/src/main/scala/org/apache/spark/ui/UIUtils.scala +++ b/core/src/main/scala/org/apache/spark/ui/UIUtils.scala @@ -20,7 +20,7 @@ package org.apache.spark.ui import java.text.SimpleDateFormat import java.util.{Locale, Date} -import scala.xml.{Node, Text} +import scala.xml.{Node, Text, Unparsed} import org.apache.spark.Logging import org.apache.spark.ui.scope.RDDOperationGraph @@ -156,13 +156,10 @@ private[spark] object UIUtils extends Logging { def commonHeaderNodes: Seq[Node] = { - - - - + + + + @@ -174,6 +171,7 @@ private[spark] object UIUtils extends Logging { } def vizHeaderNodes: Seq[Node] = { + @@ -358,7 +356,7 @@ private[spark] object UIUtils extends Logging {
{ graphs.map { g => - } + + /** Return a script element that automatically expands the DAG visualization on page load. */ + def expandDagVizOnLoad(forJob: Boolean): Seq[Node] = { + + } + } diff --git a/core/src/main/scala/org/apache/spark/ui/WebUI.scala b/core/src/main/scala/org/apache/spark/ui/WebUI.scala index f9860d1a5ce76..384f2ad26e281 100644 --- a/core/src/main/scala/org/apache/spark/ui/WebUI.scala +++ b/core/src/main/scala/org/apache/spark/ui/WebUI.scala @@ -37,7 +37,7 @@ import org.apache.spark.{Logging, SecurityManager, SparkConf} * pages. The use of tabs is optional, however; a WebUI may choose to include pages directly. */ private[spark] abstract class WebUI( - securityManager: SecurityManager, + val securityManager: SecurityManager, port: Int, conf: SparkConf, basePath: String = "", @@ -77,15 +77,9 @@ private[spark] abstract class WebUI( val pagePath = "/" + page.prefix val renderHandler = createServletHandler(pagePath, (request: HttpServletRequest) => page.render(request), securityManager, basePath) - val renderJsonHandler = createServletHandler(pagePath.stripSuffix("/") + "/json", - (request: HttpServletRequest) => page.renderJson(request), securityManager, basePath) attachHandler(renderHandler) - attachHandler(renderJsonHandler) pageToHandlers.getOrElseUpdate(page, ArrayBuffer[ServletContextHandler]()) .append(renderHandler) - pageToHandlers.getOrElseUpdate(page, ArrayBuffer[ServletContextHandler]()) - .append(renderJsonHandler) - } /** Attach a handler to this UI. */ diff --git a/core/src/main/scala/org/apache/spark/ui/exec/ExecutorsPage.scala b/core/src/main/scala/org/apache/spark/ui/exec/ExecutorsPage.scala index 956608d7c0cbe..b247e4cdc3bd4 100644 --- a/core/src/main/scala/org/apache/spark/ui/exec/ExecutorsPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/exec/ExecutorsPage.scala @@ -22,11 +22,11 @@ import javax.servlet.http.HttpServletRequest import scala.xml.Node +import org.apache.spark.status.api.v1.ExecutorSummary import org.apache.spark.ui.{ToolTips, UIUtils, WebUIPage} import org.apache.spark.util.Utils -/** Summary information about an executor to display in the UI. */ -// Needs to be private[ui] because of a false positive MiMa failure. +// This isn't even used anymore -- but we need to keep it b/c of a MiMa false positive private[ui] case class ExecutorSummaryInfo( id: String, hostPort: String, @@ -44,6 +44,7 @@ private[ui] case class ExecutorSummaryInfo( maxMemory: Long, executorLogs: Map[String, String]) + private[ui] class ExecutorsPage( parent: ExecutorsTab, threadDumpEnabled: Boolean) @@ -55,7 +56,8 @@ private[ui] class ExecutorsPage( val maxMem = storageStatusList.map(_.maxMem).sum val memUsed = storageStatusList.map(_.memUsed).sum val diskUsed = storageStatusList.map(_.diskUsed).sum - val execInfo = for (statusId <- 0 until storageStatusList.size) yield getExecInfo(statusId) + val execInfo = for (statusId <- 0 until storageStatusList.size) yield + ExecutorsPage.getExecInfo(listener, statusId) val execInfoSorted = execInfo.sortBy(_.id) val logsExist = execInfo.filter(_.executorLogs.nonEmpty).nonEmpty @@ -111,7 +113,7 @@ private[ui] class ExecutorsPage( } /** Render an HTML row representing an executor */ - private def execRow(info: ExecutorSummaryInfo, logsExist: Boolean): Seq[Node] = { + private def execRow(info: ExecutorSummary, logsExist: Boolean): Seq[Node] = { val maximumMemory = info.maxMemory val memoryUsed = info.memoryUsed val diskUsed = info.diskUsed @@ -170,8 +172,11 @@ private[ui] class ExecutorsPage( } +} + +private[spark] object ExecutorsPage { /** Represent an executor's info as a map given a storage status index */ - private def getExecInfo(statusId: Int): ExecutorSummaryInfo = { + def getExecInfo(listener: ExecutorsListener, statusId: Int): ExecutorSummary = { val status = listener.storageStatusList(statusId) val execId = status.blockManagerId.executorId val hostPort = status.blockManagerId.hostPort @@ -189,7 +194,7 @@ private[ui] class ExecutorsPage( val totalShuffleWrite = listener.executorToShuffleWrite.getOrElse(execId, 0L) val executorLogs = listener.executorToLogUrls.getOrElse(execId, Map.empty) - new ExecutorSummaryInfo( + new ExecutorSummary( execId, hostPort, rddBlocks, diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala index f6abf27db49dd..09323d1d80ad6 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/AllJobsPage.scala @@ -271,6 +271,12 @@ private[ui] class AllJobsPage(parent: JobsTab) extends WebUIPage("") { val shouldShowCompletedJobs = completedJobs.nonEmpty val shouldShowFailedJobs = failedJobs.nonEmpty + val completedJobNumStr = if (completedJobs.size == listener.numCompletedJobs) { + s"${completedJobs.size}" + } else { + s"${listener.numCompletedJobs}, only showing ${completedJobs.size}" + } + val summary: NodeSeq =
    @@ -295,9 +301,9 @@ private[ui] class AllJobsPage(parent: JobsTab) extends WebUIPage("") { } { if (shouldShowCompletedJobs) { -
  • +
  • Completed Jobs: - {completedJobs.size} + {completedJobNumStr}
    • } } @@ -305,7 +311,7 @@ private[ui] class AllJobsPage(parent: JobsTab) extends WebUIPage("") { if (shouldShowFailedJobs) {
  • Failed Jobs: - {failedJobs.size} + {listener.numFailedJobs}
    • } } @@ -322,7 +328,7 @@ private[ui] class AllJobsPage(parent: JobsTab) extends WebUIPage("") { activeJobsTable } if (shouldShowCompletedJobs) { - content ++=

    Completed Jobs ({completedJobs.size})

    ++ + content ++=

    Completed Jobs ({completedJobNumStr})

    ++ completedJobsTable } if (shouldShowFailedJobs) { diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala index 236bc8ea92879..a37f739ab9c66 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/AllStagesPage.scala @@ -64,6 +64,12 @@ private[ui] class AllStagesPage(parent: StagesTab) extends WebUIPage("") { val shouldShowCompletedStages = completedStages.nonEmpty val shouldShowFailedStages = failedStages.nonEmpty + val completedStageNumStr = if (numCompletedStages == completedStages.size) { + s"$numCompletedStages" + } else { + s"$numCompletedStages, only showing ${completedStages.size}" + } + val summary: NodeSeq =
      @@ -98,9 +104,9 @@ private[ui] class AllStagesPage(parent: StagesTab) extends WebUIPage("") { } { if (shouldShowCompletedStages) { -
    • +
    • Completed Stages: - {numCompletedStages} + {completedStageNumStr}
      • } } @@ -132,7 +138,7 @@ private[ui] class AllStagesPage(parent: StagesTab) extends WebUIPage("") { pendingStagesTable.toNodeSeq } if (shouldShowCompletedStages) { - content ++=

      Completed Stages ({numCompletedStages})

      ++ + content ++=

      Completed Stages ({completedStageNumStr})

      ++ completedStagesTable.toNodeSeq } if (shouldShowFailedStages) { diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/JobPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/JobPage.scala index 96cc3d78d0f15..7163217e1fed0 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/JobPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/JobPage.scala @@ -187,7 +187,7 @@ private[ui] class JobPage(parent: JobsTab) extends WebUIPage("job") { val jobDataOption = listener.jobIdToData.get(jobId) if (jobDataOption.isEmpty) { val content = -
      +

      No information to display for job {jobId}

      return UIUtils.headerSparkPage( diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/JobProgressListener.scala b/core/src/main/scala/org/apache/spark/ui/jobs/JobProgressListener.scala index 8f9aa9fdec819..246e191d64776 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/JobProgressListener.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/JobProgressListener.scala @@ -74,6 +74,8 @@ class JobProgressListener(conf: SparkConf) extends SparkListener with Logging { // JobProgressListener's retention limits. var numCompletedStages = 0 var numFailedStages = 0 + var numCompletedJobs = 0 + var numFailedJobs = 0 // Misc: val executorIdToBlockManagerId = HashMap[ExecutorId, BlockManagerId]() @@ -217,10 +219,12 @@ class JobProgressListener(conf: SparkConf) extends SparkListener with Logging { completedJobs += jobData trimJobsIfNecessary(completedJobs) jobData.status = JobExecutionStatus.SUCCEEDED + numCompletedJobs += 1 case JobFailed(exception) => failedJobs += jobData trimJobsIfNecessary(failedJobs) jobData.status = JobExecutionStatus.FAILED + numFailedJobs += 1 } for (stageId <- jobData.stageIds) { stageIdToActiveJobIds.get(stageId).foreach { jobsUsingStage => diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala index d725b9d8565ac..f3e0b38523f32 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/PoolPage.scala @@ -21,7 +21,7 @@ import javax.servlet.http.HttpServletRequest import scala.xml.Node -import org.apache.spark.scheduler.{Schedulable, StageInfo} +import org.apache.spark.scheduler.StageInfo import org.apache.spark.ui.{WebUIPage, UIUtils} /** Page showing specific pool details */ diff --git a/core/src/main/scala/org/apache/spark/ui/jobs/StagePage.scala b/core/src/main/scala/org/apache/spark/ui/jobs/StagePage.scala index 579310070c76c..b01fad8e453c8 100644 --- a/core/src/main/scala/org/apache/spark/ui/jobs/StagePage.scala +++ b/core/src/main/scala/org/apache/spark/ui/jobs/StagePage.scala @@ -25,11 +25,11 @@ import scala.xml.{Elem, Node, Unparsed} import org.apache.commons.lang3.StringEscapeUtils import org.apache.spark.executor.TaskMetrics +import org.apache.spark.scheduler.{AccumulableInfo, TaskInfo} import org.apache.spark.ui.{ToolTips, WebUIPage, UIUtils} import org.apache.spark.ui.jobs.UIData._ import org.apache.spark.ui.scope.RDDOperationGraph import org.apache.spark.util.{Utils, Distribution} -import org.apache.spark.scheduler.{AccumulableInfo, TaskInfo} /** Page showing statistics and task list for a given stage */ private[ui] class StagePage(parent: StagesTab) extends WebUIPage("stage") { @@ -44,18 +44,30 @@ private[ui] class StagePage(parent: StagesTab) extends WebUIPage("stage") { val parameterAttempt = request.getParameter("attempt") require(parameterAttempt != null && parameterAttempt.nonEmpty, "Missing attempt parameter") + // If this is set, expand the dag visualization by default + val expandDagVizParam = request.getParameter("expandDagViz") + val expandDagViz = expandDagVizParam != null && expandDagVizParam.toBoolean + val stageId = parameterId.toInt val stageAttemptId = parameterAttempt.toInt val stageDataOption = progressListener.stageIdToData.get((stageId, stageAttemptId)) - if (stageDataOption.isEmpty || stageDataOption.get.taskData.isEmpty) { + val stageHeader = s"Details for Stage $stageId (Attempt $stageAttemptId)" + if (stageDataOption.isEmpty) { + val content = +
      +

      No information to display for Stage {stageId} (Attempt {stageAttemptId})

      +
      + return UIUtils.headerSparkPage(stageHeader, content, parent) + + } + if (stageDataOption.get.taskData.isEmpty) { val content =

      Summary Metrics

      No tasks have started yet

      Tasks

      No tasks have started yet
      - return UIUtils.headerSparkPage( - s"Details for Stage $stageId (Attempt $stageAttemptId)", content, parent) + return UIUtils.headerSparkPage(stageHeader, content, parent) } val stageData = stageDataOption.get @@ -174,6 +186,13 @@ private[ui] class StagePage(parent: StagesTab) extends WebUIPage("stage") { val dagViz = UIUtils.showDagVizForStage( stageId, operationGraphListener.getOperationGraphForStage(stageId)) + val maybeExpandDagViz: Seq[Node] = + if (expandDagViz) { + UIUtils.expandDagVizOnLoad(forJob = false) + } else { + Seq.empty + } + val accumulableHeaders: Seq[String] = Seq("Accumulable", "Value") def accumulableRow(acc: AccumulableInfo): Elem = {acc.name}{acc.value} @@ -440,14 +459,14 @@ private[ui] class StagePage(parent: StagesTab) extends WebUIPage("stage") { summary ++ showAdditionalMetrics ++ dagViz ++ + maybeExpandDagViz ++

      Summary Metrics for {numCompleted} Completed Tasks

      ++
      {summaryTable.getOrElse("No tasks have reported metrics yet.")}
      ++

      Aggregated Metrics by Executor

      ++ executorTable.toNodeSeq ++ maybeAccumulableTable ++

      Tasks

      ++ taskTable - UIUtils.headerSparkPage( - "Details for Stage %d".format(stageId), content, parent, showVisualization = true) + UIUtils.headerSparkPage(stageHeader, content, parent, showVisualization = true) } } diff --git a/core/src/main/scala/org/apache/spark/ui/scope/RDDOperationGraph.scala b/core/src/main/scala/org/apache/spark/ui/scope/RDDOperationGraph.scala index a18c193540ce3..2b2db9e62be4e 100644 --- a/core/src/main/scala/org/apache/spark/ui/scope/RDDOperationGraph.scala +++ b/core/src/main/scala/org/apache/spark/ui/scope/RDDOperationGraph.scala @@ -178,25 +178,33 @@ private[ui] object RDDOperationGraph extends Logging { * On the stage page, it is displayed as a box with an embedded label. */ private def makeDotNode(node: RDDOperationNode, forJob: Boolean): String = { + val label = s"${node.name} (${node.id})" if (forJob) { - s"""${node.id} [label=" " shape="circle" padding="5" labelStyle="font-size: 0"]""" + s"""${node.id} [label="$label" shape="circle" padding="5" labelStyle="font-size: 0"]""" } else { - s"""${node.id} [label="${node.name} (${node.id})"]""" + s"""${node.id} [label="$label" padding="5" labelStyle="font-size: 10"]""" } } /** Return the dot representation of a subgraph in an RDDOperationGraph. */ private def makeDotSubgraph( - scope: RDDOperationCluster, + cluster: RDDOperationCluster, forJob: Boolean, indent: String): String = { val subgraph = new StringBuilder - subgraph.append(indent + s"subgraph cluster${scope.id} {\n") - subgraph.append(indent + s""" label="${scope.name}";\n""") - scope.childNodes.foreach { node => + // TODO: move specific graph properties like these to spark-dag-viz.js + val paddingTop = if (forJob) 10 else 20 + subgraph.append(indent + s"subgraph cluster${cluster.id} {\n") + subgraph.append(indent + s""" label="${cluster.name}";\n""") + // If there are nested clusters, add some padding + // Do this for the stage page because we use bigger fonts there + if (cluster.childClusters.nonEmpty) { + subgraph.append(indent + s""" paddingTop="$paddingTop";\n""") + } + cluster.childNodes.foreach { node => subgraph.append(indent + s" ${makeDotNode(node, forJob)};\n") } - scope.childClusters.foreach { cscope => + cluster.childClusters.foreach { cscope => subgraph.append(makeDotSubgraph(cscope, forJob, indent + " ")) } subgraph.append(indent + "}\n") diff --git a/core/src/main/scala/org/apache/spark/ui/storage/RDDPage.scala b/core/src/main/scala/org/apache/spark/ui/storage/RDDPage.scala index 199f731b92bcc..05f94a7507f4f 100644 --- a/core/src/main/scala/org/apache/spark/ui/storage/RDDPage.scala +++ b/core/src/main/scala/org/apache/spark/ui/storage/RDDPage.scala @@ -21,8 +21,8 @@ import javax.servlet.http.HttpServletRequest import scala.xml.Node -import org.apache.spark.storage.{BlockId, BlockStatus, StorageStatus, StorageUtils} -import org.apache.spark.ui.{WebUIPage, UIUtils} +import org.apache.spark.status.api.v1.{AllRDDResource, RDDDataDistribution, RDDPartitionInfo} +import org.apache.spark.ui.{UIUtils, WebUIPage} import org.apache.spark.util.Utils /** Page showing storage details for a given RDD */ @@ -32,28 +32,19 @@ private[ui] class RDDPage(parent: StorageTab) extends WebUIPage("rdd") { def render(request: HttpServletRequest): Seq[Node] = { val parameterId = request.getParameter("id") require(parameterId != null && parameterId.nonEmpty, "Missing id parameter") - val rddId = parameterId.toInt - val storageStatusList = listener.storageStatusList - val rddInfo = listener.rddInfoList.find(_.id == rddId).getOrElse { - // Rather than crashing, render an "RDD Not Found" page - return UIUtils.headerSparkPage("RDD Not Found", Seq[Node](), parent) - } + val rddStorageInfo = AllRDDResource.getRDDStorageInfo(rddId, listener,includeDetails = true) + .getOrElse { + // Rather than crashing, render an "RDD Not Found" page + return UIUtils.headerSparkPage("RDD Not Found", Seq[Node](), parent) + } // Worker table - val workers = storageStatusList.map((rddId, _)) - val workerTable = UIUtils.listingTable(workerHeader, workerRow, workers, - id = Some("rdd-storage-by-worker-table")) + val workerTable = UIUtils.listingTable(workerHeader, workerRow, + rddStorageInfo.dataDistribution.get, id = Some("rdd-storage-by-worker-table")) // Block table - val blockLocations = StorageUtils.getRddBlockLocations(rddId, storageStatusList) - val blocks = storageStatusList - .flatMap(_.rddBlocksById(rddId)) - .sortWith(_._1.name < _._1.name) - .map { case (blockId, status) => - (blockId, status, blockLocations.get(blockId).getOrElse(Seq[String]("Unknown"))) - } - val blockTable = UIUtils.listingTable(blockHeader, blockRow, blocks, + val blockTable = UIUtils.listingTable(blockHeader, blockRow, rddStorageInfo.partitions.get, id = Some("rdd-storage-by-block-table")) val content = @@ -62,23 +53,23 @@ private[ui] class RDDPage(parent: StorageTab) extends WebUIPage("rdd") {
      • Storage Level: - {rddInfo.storageLevel.description} + {rddStorageInfo.storageLevel}
      • Cached Partitions: - {rddInfo.numCachedPartitions} + {rddStorageInfo.numCachedPartitions}
      • Total Partitions: - {rddInfo.numPartitions} + {rddStorageInfo.numPartitions}
      • Memory Size: - {Utils.bytesToString(rddInfo.memSize)} + {Utils.bytesToString(rddStorageInfo.memoryUsed)}
      • Disk Size: - {Utils.bytesToString(rddInfo.diskSize)} + {Utils.bytesToString(rddStorageInfo.diskUsed)}
      @@ -86,19 +77,19 @@ private[ui] class RDDPage(parent: StorageTab) extends WebUIPage("rdd") {
      -

      Data Distribution on {workers.size} Executors

      +

      Data Distribution on {rddStorageInfo.dataDistribution.size} Executors

      {workerTable}
      -

      {blocks.size} Partitions

      +

      {rddStorageInfo.partitions.size} Partitions

      {blockTable}
      ; - UIUtils.headerSparkPage("RDD Storage Info for " + rddInfo.name, content, parent) + UIUtils.headerSparkPage("RDD Storage Info for " + rddStorageInfo.name, content, parent) } /** Header fields for the worker table */ @@ -116,34 +107,32 @@ private[ui] class RDDPage(parent: StorageTab) extends WebUIPage("rdd") { "Executors") /** Render an HTML row representing a worker */ - private def workerRow(worker: (Int, StorageStatus)): Seq[Node] = { - val (rddId, status) = worker + private def workerRow(worker: RDDDataDistribution): Seq[Node] = { - {status.blockManagerId.host + ":" + status.blockManagerId.port} + {worker.address} - {Utils.bytesToString(status.memUsedByRdd(rddId))} - ({Utils.bytesToString(status.memRemaining)} Remaining) + {Utils.bytesToString(worker.memoryUsed)} + ({Utils.bytesToString(worker.memoryRemaining)} Remaining) - {Utils.bytesToString(status.diskUsedByRdd(rddId))} + {Utils.bytesToString(worker.diskUsed)} } /** Render an HTML row representing a block */ - private def blockRow(row: (BlockId, BlockStatus, Seq[String])): Seq[Node] = { - val (id, block, locations) = row + private def blockRow(row: RDDPartitionInfo): Seq[Node] = { - {id} + {row.blockName} - {block.storageLevel.description} + {row.storageLevel} - - {Utils.bytesToString(block.memSize)} + + {Utils.bytesToString(row.memoryUsed)} - - {Utils.bytesToString(block.diskSize)} + + {Utils.bytesToString(row.diskUsed)} - {locations.map(l => {l}
      )} + {row.executors.map(l => {l}
      )} } diff --git a/core/src/main/scala/org/apache/spark/ui/storage/StoragePage.scala b/core/src/main/scala/org/apache/spark/ui/storage/StoragePage.scala index 59dc6b547c1d8..07db783c572cf 100644 --- a/core/src/main/scala/org/apache/spark/ui/storage/StoragePage.scala +++ b/core/src/main/scala/org/apache/spark/ui/storage/StoragePage.scala @@ -22,7 +22,7 @@ import javax.servlet.http.HttpServletRequest import scala.xml.Node import org.apache.spark.storage.RDDInfo -import org.apache.spark.ui.{WebUIPage, UIUtils} +import org.apache.spark.ui.{UIUtils, WebUIPage} import org.apache.spark.util.Utils /** Page showing list of RDD's currently stored in the cluster */ diff --git a/core/src/main/scala/org/apache/spark/ui/storage/StorageTab.scala b/core/src/main/scala/org/apache/spark/ui/storage/StorageTab.scala index 045bd784990d1..0351749700962 100644 --- a/core/src/main/scala/org/apache/spark/ui/storage/StorageTab.scala +++ b/core/src/main/scala/org/apache/spark/ui/storage/StorageTab.scala @@ -35,6 +35,8 @@ private[ui] class StorageTab(parent: SparkUI) extends SparkUITab(parent, "storag /** * :: DeveloperApi :: * A SparkListener that prepares information to be displayed on the BlockManagerUI. + * + * This class is thread-safe (unlike JobProgressListener) */ @DeveloperApi class StorageListener(storageStatusListener: StorageStatusListener) extends SparkListener { @@ -43,7 +45,9 @@ class StorageListener(storageStatusListener: StorageStatusListener) extends Spar def storageStatusList: Seq[StorageStatus] = storageStatusListener.storageStatusList /** Filter RDD info to include only those with cached partitions */ - def rddInfoList: Seq[RDDInfo] = _rddInfoMap.values.filter(_.numCachedPartitions > 0).toSeq + def rddInfoList: Seq[RDDInfo] = synchronized { + _rddInfoMap.values.filter(_.numCachedPartitions > 0).toSeq + } /** Update the storage info of the RDDs whose blocks are among the given updated blocks */ private def updateRDDInfo(updatedBlocks: Seq[(BlockId, BlockStatus)]): Unit = { diff --git a/core/src/test/resources/HistoryServerExpectations/application_list_json_expectation.json b/core/src/test/resources/HistoryServerExpectations/application_list_json_expectation.json new file mode 100644 index 0000000000000..ce4fe80b66aa5 --- /dev/null +++ b/core/src/test/resources/HistoryServerExpectations/application_list_json_expectation.json @@ -0,0 +1,53 @@ +[ { + "id" : "local-1430917381534", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-05-06T13:03:00.893GMT", + "endTime" : "2015-05-06T13:03:11.398GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1426533911241", + "name" : "Spark shell", + "attempts" : [ { + "attemptId" : "2", + "startTime" : "2015-03-17T23:11:50.242GMT", + "endTime" : "2015-03-17T23:12:25.177GMT", + "sparkUser" : "irashid", + "completed" : true + }, { + "attemptId" : "1", + "startTime" : "2015-03-16T19:25:10.242GMT", + "endTime" : "2015-03-16T19:25:45.177GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1425081759269", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-28T00:02:38.277GMT", + "endTime" : "2015-02-28T00:02:46.912GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1422981780767", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-03T16:42:59.720GMT", + "endTime" : "2015-02-03T16:43:08.731GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1422981759269", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-03T16:42:38.277GMT", + "endTime" : "2015-02-03T16:42:46.912GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +} ] \ No newline at end of file diff --git a/core/src/test/resources/HistoryServerExpectations/complete_stage_list_json_expectation.json b/core/src/test/resources/HistoryServerExpectations/complete_stage_list_json_expectation.json new file mode 100644 index 0000000000000..31ac9beea8788 --- /dev/null +++ b/core/src/test/resources/HistoryServerExpectations/complete_stage_list_json_expectation.json @@ -0,0 +1,67 @@ +[ { + "status" : "COMPLETE", + "stageId" : 3, + "attemptId" : 0, + "numActiveTasks" : 0, + "numCompleteTasks" : 8, + "numFailedTasks" : 0, + "executorRunTime" : 162, + "inputBytes" : 160, + "inputRecords" : 0, + "outputBytes" : 0, + "outputRecords" : 0, + "shuffleReadBytes" : 0, + "shuffleReadRecords" : 0, + "shuffleWriteBytes" : 0, + "shuffleWriteRecords" : 0, + "memoryBytesSpilled" : 0, + "diskBytesSpilled" : 0, + "name" : "count at :17", + "details" : "org.apache.spark.rdd.RDD.count(RDD.scala:910)\n$line19.$read$$iwC$$iwC$$iwC$$iwC.(:17)\n$line19.$read$$iwC$$iwC$$iwC.(:22)\n$line19.$read$$iwC$$iwC.(:24)\n$line19.$read$$iwC.(:26)\n$line19.$read.(:28)\n$line19.$read$.(:32)\n$line19.$read$.()\n$line19.$eval$.(:7)\n$line19.$eval$.()\n$line19.$eval.$print()\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)", + "schedulingPool" : "default", + "accumulatorUpdates" : [ ] +}, { + "status" : "COMPLETE", + "stageId" : 1, + "attemptId" : 0, + "numActiveTasks" : 0, + "numCompleteTasks" : 8, + "numFailedTasks" : 0, + "executorRunTime" : 3476, + "inputBytes" : 28000128, + "inputRecords" : 0, + "outputBytes" : 0, + "outputRecords" : 0, + "shuffleReadBytes" : 0, + "shuffleReadRecords" : 0, + "shuffleWriteBytes" : 13180, + "shuffleWriteRecords" : 0, + "memoryBytesSpilled" : 0, + "diskBytesSpilled" : 0, + "name" : "map at :14", + "details" : "org.apache.spark.rdd.RDD.map(RDD.scala:271)\n$line10.$read$$iwC$$iwC$$iwC$$iwC.(:14)\n$line10.$read$$iwC$$iwC$$iwC.(:19)\n$line10.$read$$iwC$$iwC.(:21)\n$line10.$read$$iwC.(:23)\n$line10.$read.(:25)\n$line10.$read$.(:29)\n$line10.$read$.()\n$line10.$eval$.(:7)\n$line10.$eval$.()\n$line10.$eval.$print()\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)", + "schedulingPool" : "default", + "accumulatorUpdates" : [ ] +}, { + "status" : "COMPLETE", + "stageId" : 0, + "attemptId" : 0, + "numActiveTasks" : 0, + "numCompleteTasks" : 8, + "numFailedTasks" : 0, + "executorRunTime" : 4338, + "inputBytes" : 0, + "inputRecords" : 0, + "outputBytes" : 0, + "outputRecords" : 0, + "shuffleReadBytes" : 0, + "shuffleReadRecords" : 0, + "shuffleWriteBytes" : 0, + "shuffleWriteRecords" : 0, + "memoryBytesSpilled" : 0, + "diskBytesSpilled" : 0, + "name" : "count at :15", + "details" : "org.apache.spark.rdd.RDD.count(RDD.scala:910)\n$line9.$read$$iwC$$iwC$$iwC$$iwC.(:15)\n$line9.$read$$iwC$$iwC$$iwC.(:20)\n$line9.$read$$iwC$$iwC.(:22)\n$line9.$read$$iwC.(:24)\n$line9.$read.(:26)\n$line9.$read$.(:30)\n$line9.$read$.()\n$line9.$eval$.(:7)\n$line9.$eval$.()\n$line9.$eval.$print()\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)", + "schedulingPool" : "default", + "accumulatorUpdates" : [ ] +} ] \ No newline at end of file diff --git a/core/src/test/resources/HistoryServerExpectations/completed_app_list_json_expectation.json b/core/src/test/resources/HistoryServerExpectations/completed_app_list_json_expectation.json new file mode 100644 index 0000000000000..ce4fe80b66aa5 --- /dev/null +++ b/core/src/test/resources/HistoryServerExpectations/completed_app_list_json_expectation.json @@ -0,0 +1,53 @@ +[ { + "id" : "local-1430917381534", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-05-06T13:03:00.893GMT", + "endTime" : "2015-05-06T13:03:11.398GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1426533911241", + "name" : "Spark shell", + "attempts" : [ { + "attemptId" : "2", + "startTime" : "2015-03-17T23:11:50.242GMT", + "endTime" : "2015-03-17T23:12:25.177GMT", + "sparkUser" : "irashid", + "completed" : true + }, { + "attemptId" : "1", + "startTime" : "2015-03-16T19:25:10.242GMT", + "endTime" : "2015-03-16T19:25:45.177GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1425081759269", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-28T00:02:38.277GMT", + "endTime" : "2015-02-28T00:02:46.912GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1422981780767", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-03T16:42:59.720GMT", + "endTime" : "2015-02-03T16:43:08.731GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +}, { + "id" : "local-1422981759269", + "name" : "Spark shell", + "attempts" : [ { + "startTime" : "2015-02-03T16:42:38.277GMT", + "endTime" : "2015-02-03T16:42:46.912GMT", + "sparkUser" : "irashid", + "completed" : true + } ] +} ] \ No newline at end of file diff --git a/core/src/test/resources/HistoryServerExpectations/executor_list_json_expectation.json b/core/src/test/resources/HistoryServerExpectations/executor_list_json_expectation.json new file mode 100644 index 0000000000000..cb622e147249e --- /dev/null +++ b/core/src/test/resources/HistoryServerExpectations/executor_list_json_expectation.json @@ -0,0 +1,17 @@ +[ { + "id" : "", + "hostPort" : "localhost:57971", + "rddBlocks" : 8, + "memoryUsed" : 28000128, + "diskUsed" : 0, + "activeTasks" : 0, + "failedTasks" : 1, + 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Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)","Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":16,"Index":0,"Attempt":0,"Launch Time":1422981786296,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":17,"Index":1,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":18,"Index":2,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":19,"Index":3,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":20,"Index":4,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":21,"Index":5,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":22,"Index":6,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskStart","Stage ID":2,"Stage Attempt ID":0,"Task Info":{"Task ID":23,"Index":7,"Attempt":0,"Launch Time":1422981786299,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":0,"Failed":false,"Accumulables":[]}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":20,"Index":4,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786337,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":2,"Executor Run Time":34,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":21,"Index":5,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786339,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":1,"Executor Run Time":35,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":17,"Index":1,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786340,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":1,"Executor Run Time":35,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":1,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":18,"Index":2,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786340,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":2,"Executor Run Time":34,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":16,"Index":0,"Attempt":0,"Launch Time":1422981786296,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786340,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":1,"Executor Run Time":35,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":23,"Index":7,"Attempt":0,"Launch Time":1422981786299,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786341,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":1,"Executor Run Time":35,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"Success"},"Task Info":{"Task ID":22,"Index":6,"Attempt":0,"Launch Time":1422981786298,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786342,"Failed":false,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":2,"Executor Run Time":34,"Result Size":862,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerTaskEnd","Stage ID":2,"Stage Attempt ID":0,"Task Type":"ResultTask","Task End Reason":{"Reason":"ExceptionFailure","Class Name":"java.lang.RuntimeException","Description":"got a 3, failing","Stack Trace":[{"Declaring Class":"$line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1","Method Name":"apply","File Name":"","Line Number":18},{"Declaring Class":"$line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1","Method Name":"apply","File Name":"","Line Number":17},{"Declaring Class":"scala.collection.Iterator$$anon$11","Method Name":"next","File Name":"Iterator.scala","Line Number":328},{"Declaring Class":"org.apache.spark.util.Utils$","Method Name":"getIteratorSize","File Name":"Utils.scala","Line Number":1311},{"Declaring Class":"org.apache.spark.rdd.RDD$$anonfun$count$1","Method Name":"apply","File Name":"RDD.scala","Line Number":910},{"Declaring Class":"org.apache.spark.rdd.RDD$$anonfun$count$1","Method Name":"apply","File Name":"RDD.scala","Line Number":910},{"Declaring Class":"org.apache.spark.SparkContext$$anonfun$runJob$4","Method Name":"apply","File Name":"SparkContext.scala","Line Number":1314},{"Declaring Class":"org.apache.spark.SparkContext$$anonfun$runJob$4","Method Name":"apply","File Name":"SparkContext.scala","Line Number":1314},{"Declaring Class":"org.apache.spark.scheduler.ResultTask","Method Name":"runTask","File Name":"ResultTask.scala","Line Number":61},{"Declaring Class":"org.apache.spark.scheduler.Task","Method Name":"run","File Name":"Task.scala","Line Number":56},{"Declaring Class":"org.apache.spark.executor.Executor$TaskRunner","Method Name":"run","File Name":"Executor.scala","Line Number":196},{"Declaring Class":"java.util.concurrent.ThreadPoolExecutor","Method Name":"runWorker","File Name":"ThreadPoolExecutor.java","Line Number":1145},{"Declaring Class":"java.util.concurrent.ThreadPoolExecutor$Worker","Method Name":"run","File Name":"ThreadPoolExecutor.java","Line Number":615},{"Declaring Class":"java.lang.Thread","Method Name":"run","File Name":"Thread.java","Line Number":745}],"Full Stack Trace":"java.lang.RuntimeException: got a 3, failing\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:18)\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:17)\n\tat scala.collection.Iterator$$anon$11.next(Iterator.scala:328)\n\tat org.apache.spark.util.Utils$.getIteratorSize(Utils.scala:1311)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61)\n\tat org.apache.spark.scheduler.Task.run(Task.scala:56)\n\tat org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:196)\n\tat java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)\n\tat java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)\n\tat java.lang.Thread.run(Thread.java:745)\n","Metrics":{"Host Name":"localhost","Executor Deserialize Time":0,"Executor Run Time":36,"Result Size":0,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}},"Task Info":{"Task ID":19,"Index":3,"Attempt":0,"Launch Time":1422981786297,"Executor ID":"","Host":"localhost","Locality":"PROCESS_LOCAL","Speculative":false,"Getting Result Time":0,"Finish Time":1422981786343,"Failed":true,"Accumulables":[]},"Task Metrics":{"Host Name":"localhost","Executor Deserialize Time":0,"Executor Run Time":36,"Result Size":0,"JVM GC Time":0,"Result Serialization Time":0,"Memory Bytes Spilled":0,"Disk Bytes Spilled":0,"Shuffle Read Metrics":{"Remote Blocks Fetched":0,"Local Blocks Fetched":8,"Fetch Wait Time":0,"Remote Bytes Read":0}}} +{"Event":"SparkListenerStageCompleted","Stage Info":{"Stage ID":2,"Stage Attempt ID":0,"Stage Name":"count at :20","Number of Tasks":8,"RDD Info":[{"RDD ID":3,"Name":"3","Storage Level":{"Use Disk":false,"Use Memory":false,"Use Tachyon":false,"Deserialized":false,"Replication":1},"Number of Partitions":8,"Number of Cached Partitions":0,"Memory Size":0,"Tachyon Size":0,"Disk Size":0},{"RDD ID":2,"Name":"2","Storage Level":{"Use Disk":false,"Use Memory":false,"Use Tachyon":false,"Deserialized":false,"Replication":1},"Number of Partitions":8,"Number of Cached Partitions":0,"Memory Size":0,"Tachyon Size":0,"Disk Size":0}],"Details":"org.apache.spark.rdd.RDD.count(RDD.scala:910)\n$line11.$read$$iwC$$iwC$$iwC$$iwC.(:20)\n$line11.$read$$iwC$$iwC$$iwC.(:25)\n$line11.$read$$iwC$$iwC.(:27)\n$line11.$read$$iwC.(:29)\n$line11.$read.(:31)\n$line11.$read$.(:35)\n$line11.$read$.()\n$line11.$eval$.(:7)\n$line11.$eval$.()\n$line11.$eval.$print()\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)","Submission Time":1422981786296,"Completion Time":1422981786347,"Failure Reason":"Job aborted due to stage failure: Task 3 in stage 2.0 failed 1 times, most recent failure: Lost task 3.0 in stage 2.0 (TID 19, localhost): java.lang.RuntimeException: got a 3, failing\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:18)\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:17)\n\tat scala.collection.Iterator$$anon$11.next(Iterator.scala:328)\n\tat org.apache.spark.util.Utils$.getIteratorSize(Utils.scala:1311)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61)\n\tat org.apache.spark.scheduler.Task.run(Task.scala:56)\n\tat org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:196)\n\tat java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)\n\tat java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)\n\tat java.lang.Thread.run(Thread.java:745)\n\nDriver stacktrace:","Accumulables":[]}} +{"Event":"SparkListenerJobEnd","Job ID":1,"Job Result":{"Result":"JobFailed","Exception":{"Message":"Job aborted due to stage failure: Task 3 in stage 2.0 failed 1 times, most recent failure: Lost task 3.0 in stage 2.0 (TID 19, localhost): java.lang.RuntimeException: got a 3, failing\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:18)\n\tat $line11.$read$$iwC$$iwC$$iwC$$iwC$$anonfun$1.apply(:17)\n\tat scala.collection.Iterator$$anon$11.next(Iterator.scala:328)\n\tat org.apache.spark.util.Utils$.getIteratorSize(Utils.scala:1311)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.rdd.RDD$$anonfun$count$1.apply(RDD.scala:910)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.SparkContext$$anonfun$runJob$4.apply(SparkContext.scala:1314)\n\tat org.apache.spark.scheduler.ResultTask.runTask(ResultTask.scala:61)\n\tat org.apache.spark.scheduler.Task.run(Task.scala:56)\n\tat org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:196)\n\tat java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)\n\tat java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)\n\tat java.lang.Thread.run(Thread.java:745)\n\nDriver stacktrace:","Stack Trace":[{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler","Method Name":"org$apache$spark$scheduler$DAGScheduler$$failJobAndIndependentStages","File Name":"DAGScheduler.scala","Line Number":1214},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1","Method Name":"apply","File Name":"DAGScheduler.scala","Line Number":1203},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler$$anonfun$abortStage$1","Method Name":"apply","File Name":"DAGScheduler.scala","Line Number":1202},{"Declaring Class":"scala.collection.mutable.ResizableArray$class","Method Name":"foreach","File Name":"ResizableArray.scala","Line Number":59},{"Declaring Class":"scala.collection.mutable.ArrayBuffer","Method Name":"foreach","File Name":"ArrayBuffer.scala","Line Number":47},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler","Method Name":"abortStage","File Name":"DAGScheduler.scala","Line Number":1202},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1","Method Name":"apply","File Name":"DAGScheduler.scala","Line Number":696},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler$$anonfun$handleTaskSetFailed$1","Method Name":"apply","File Name":"DAGScheduler.scala","Line Number":696},{"Declaring Class":"scala.Option","Method Name":"foreach","File Name":"Option.scala","Line Number":236},{"Declaring Class":"org.apache.spark.scheduler.DAGScheduler","Method Name":"handleTaskSetFailed","File Name":"DAGScheduler.scala","Line Number":696},{"Declaring Class":"org.apache.spark.scheduler.DAGSchedulerEventProcessActor$$anonfun$receive$2","Method Name":"applyOrElse","File Name":"DAGScheduler.scala","Line Number":1420},{"Declaring Class":"akka.actor.Actor$class","Method Name":"aroundReceive","File Name":"Actor.scala","Line Number":465},{"Declaring Class":"org.apache.spark.scheduler.DAGSchedulerEventProcessActor","Method Name":"aroundReceive","File Name":"DAGScheduler.scala","Line Number":1375},{"Declaring Class":"akka.actor.ActorCell","Method Name":"receiveMessage","File Name":"ActorCell.scala","Line Number":516},{"Declaring Class":"akka.actor.ActorCell","Method Name":"invoke","File Name":"ActorCell.scala","Line Number":487},{"Declaring Class":"akka.dispatch.Mailbox","Method Name":"processMailbox","File Name":"Mailbox.scala","Line Number":238},{"Declaring Class":"akka.dispatch.Mailbox","Method Name":"run","File Name":"Mailbox.scala","Line Number":220},{"Declaring Class":"akka.dispatch.ForkJoinExecutorConfigurator$AkkaForkJoinTask","Method Name":"exec","File Name":"AbstractDispatcher.scala","Line Number":393},{"Declaring Class":"scala.concurrent.forkjoin.ForkJoinTask","Method Name":"doExec","File Name":"ForkJoinTask.java","Line Number":260},{"Declaring Class":"scala.concurrent.forkjoin.ForkJoinPool$WorkQueue","Method Name":"runTask","File Name":"ForkJoinPool.java","Line Number":1339},{"Declaring Class":"scala.concurrent.forkjoin.ForkJoinPool","Method Name":"runWorker","File Name":"ForkJoinPool.java","Line Number":1979},{"Declaring Class":"scala.concurrent.forkjoin.ForkJoinWorkerThread","Method Name":"run","File Name":"ForkJoinWorkerThread.java","Line Number":107}]}}} +{"Event":"SparkListenerJobStart","Job ID":2,"Stage Infos":[{"Stage ID":3,"Stage Attempt ID":0,"Stage Name":"count at :17","Number of Tasks":8,"RDD Info":[{"RDD ID":6,"Name":"/Users/irashid/spark-examples/tmp_data/sums_2","Storage Level":{"Use Disk":false,"Use Memory":false,"Use Tachyon":false,"Deserialized":false,"Replication":1},"Number of Partitions":8,"Number of Cached Partitions":0,"Memory Size":0,"Tachyon Size":0,"Disk Size":0},{"RDD ID":5,"Name":"/Users/irashid/spark-examples/tmp_data/sums_2","Storage Level":{"Use Disk":false,"Use Memory":false,"Use Tachyon":false,"Deserialized":false,"Replication":1},"Number of Partitions":8,"Number of Cached Partitions":0,"Memory Size":0,"Tachyon Size":0,"Disk Size":0}],"Details":"org.apache.spark.rdd.RDD.count(RDD.scala:910)\n$line19.$read$$iwC$$iwC$$iwC$$iwC.(:17)\n$line19.$read$$iwC$$iwC$$iwC.(:22)\n$line19.$read$$iwC$$iwC.(:24)\n$line19.$read$$iwC.(:26)\n$line19.$read.(:28)\n$line19.$read$.(:32)\n$line19.$read$.()\n$line19.$eval$.(:7)\n$line19.$eval$.()\n$line19.$eval.$print()\nsun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\nsun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\nsun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\njava.lang.reflect.Method.invoke(Method.java:606)\norg.apache.spark.repl.SparkIMain$ReadEvalPrint.call(SparkIMain.scala:852)\norg.apache.spark.repl.SparkIMain$Request.loadAndRun(SparkIMain.scala:1125)\norg.apache.spark.repl.SparkIMain.loadAndRunReq$1(SparkIMain.scala:674)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:705)\norg.apache.spark.repl.SparkIMain.interpret(SparkIMain.scala:669)","Accumulables":[]}],"Stage IDs":[3]} 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Fetched":0,"Local Blocks Fetched":100,"Fetch Wait Time":1,"Remote Bytes Read":0,"Local Bytes Read":17100,"Total Records Read":100}}} +{"Event":"SparkListenerStageCompleted","Stage Info":{"Stage ID":1,"Stage Attempt ID":0,"Stage Name":"collect at :26","Number of Tasks":10,"RDD Info":[{"RDD ID":4,"Name":"4","Storage Level":{"Use Disk":false,"Use Memory":false,"Use Tachyon":false,"Deserialized":false,"Replication":1},"Number of Partitions":10,"Number of Cached Partitions":0,"Memory Size":0,"Tachyon Size":0,"Disk 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+{"Event":"SparkListenerJobEnd","Job ID":0,"Completion Time":1430917387589,"Job Result":{"Result":"JobSucceeded"}} +{"Event":"SparkListenerApplicationEnd","Timestamp":1430917391398} diff --git a/core/src/test/scala/org/apache/spark/JsonTestUtils.scala b/core/src/test/scala/org/apache/spark/JsonTestUtils.scala new file mode 100644 index 0000000000000..ba367cd476146 --- /dev/null +++ b/core/src/test/scala/org/apache/spark/JsonTestUtils.scala @@ -0,0 +1,34 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark + +import org.json4s._ +import org.json4s.jackson.JsonMethods + +trait JsonTestUtils { + def assertValidDataInJson(validateJson: JValue, expectedJson: JValue) { + val Diff(c, a, d) = validateJson.diff(expectedJson) + val validatePretty = JsonMethods.pretty(validateJson) + val expectedPretty = JsonMethods.pretty(expectedJson) + val errorMessage = s"Expected:\n$expectedPretty\nFound:\n$validatePretty" + import org.scalactic.TripleEquals._ + assert(c === JNothing, s"$errorMessage\nChanged:\n${JsonMethods.pretty(c)}") + assert(a === JNothing, s"$errorMessage\nAdded:\n${JsonMethods.pretty(a)}") + assert(d === JNothing, s"$errorMessage\nDeleted:\n${JsonMethods.pretty(d)}") + } + +} diff --git a/core/src/test/scala/org/apache/spark/deploy/JsonProtocolSuite.scala b/core/src/test/scala/org/apache/spark/deploy/JsonProtocolSuite.scala index b58d62567afe1..e04a79284175c 100644 --- a/core/src/test/scala/org/apache/spark/deploy/JsonProtocolSuite.scala +++ b/core/src/test/scala/org/apache/spark/deploy/JsonProtocolSuite.scala @@ -28,9 +28,9 @@ import org.scalatest.FunSuite import org.apache.spark.deploy.DeployMessages.{MasterStateResponse, WorkerStateResponse} import org.apache.spark.deploy.master.{ApplicationInfo, DriverInfo, RecoveryState, WorkerInfo} import org.apache.spark.deploy.worker.{DriverRunner, ExecutorRunner} -import org.apache.spark.{SecurityManager, SparkConf} +import org.apache.spark.{JsonTestUtils, SecurityManager, SparkConf} -class JsonProtocolSuite extends FunSuite { +class JsonProtocolSuite extends FunSuite with JsonTestUtils { test("writeApplicationInfo") { val output = JsonProtocol.writeApplicationInfo(createAppInfo()) @@ -136,16 +136,6 @@ class JsonProtocolSuite extends FunSuite { case e: JsonParseException => fail("Invalid Json detected", e) } } - - def assertValidDataInJson(validateJson: JValue, expectedJson: JValue) { - val Diff(c, a, d) = validateJson diff expectedJson - val validatePretty = JsonMethods.pretty(validateJson) - val expectedPretty = JsonMethods.pretty(expectedJson) - val errorMessage = s"Expected:\n$expectedPretty\nFound:\n$validatePretty" - assert(c === JNothing, s"$errorMessage\nChanged:\n${JsonMethods.pretty(c)}") - assert(a === JNothing, s"$errorMessage\nAdded:\n${JsonMethods.pretty(a)}") - assert(d === JNothing, s"$errorMessage\nDelected:\n${JsonMethods.pretty(d)}") - } } object JsonConstants { diff --git a/core/src/test/scala/org/apache/spark/deploy/SparkSubmitUtilsSuite.scala b/core/src/test/scala/org/apache/spark/deploy/SparkSubmitUtilsSuite.scala index 2df2597e058cd..da9578478bed9 100644 --- a/core/src/test/scala/org/apache/spark/deploy/SparkSubmitUtilsSuite.scala +++ b/core/src/test/scala/org/apache/spark/deploy/SparkSubmitUtilsSuite.scala @@ -104,7 +104,7 @@ class SparkSubmitUtilsSuite extends FunSuite with BeforeAndAfterAll { assert(jarPath.indexOf(ivyPath) >= 0, "should use non-default ivy path") } - test("search for artifact at other repositories") { + ignore("search for artifact at other repositories") { val path = SparkSubmitUtils.resolveMavenCoordinates("com.agimatec:agimatec-validation:0.9.3", Option("https://oss.sonatype.org/content/repositories/agimatec/"), None, true) assert(path.indexOf("agimatec-validation") >= 0, "should find package. If it doesn't, check" + diff --git a/core/src/test/scala/org/apache/spark/deploy/history/HistoryServerSuite.scala b/core/src/test/scala/org/apache/spark/deploy/history/HistoryServerSuite.scala index 71ba9c18257b8..318ab5dbc4804 100644 --- a/core/src/test/scala/org/apache/spark/deploy/history/HistoryServerSuite.scala +++ b/core/src/test/scala/org/apache/spark/deploy/history/HistoryServerSuite.scala @@ -14,22 +14,164 @@ * See the License for the specific language governing permissions and * limitations under the License. */ - package org.apache.spark.deploy.history -import javax.servlet.http.HttpServletRequest - -import scala.collection.mutable +import java.io.{File, FileInputStream, FileWriter, IOException} +import java.net.{HttpURLConnection, URL} +import javax.servlet.http.{HttpServletRequest, HttpServletResponse} -import org.apache.hadoop.fs.Path -import org.mockito.Mockito.{when} -import org.scalatest.FunSuite -import org.scalatest.Matchers +import org.apache.commons.io.{FileUtils, IOUtils} +import org.mockito.Mockito.when +import org.scalatest.{BeforeAndAfter, FunSuite, Matchers} import org.scalatest.mock.MockitoSugar +import org.apache.spark.{JsonTestUtils, SecurityManager, SparkConf} import org.apache.spark.ui.SparkUI -class HistoryServerSuite extends FunSuite with Matchers with MockitoSugar { +/** + * A collection of tests against the historyserver, including comparing responses from the json + * metrics api to a set of known "golden files". If new endpoints / parameters are added, + * cases should be added to this test suite. The expected outcomes can be genered by running + * the HistoryServerSuite.main. Note that this will blindly generate new expectation files matching + * the current behavior -- the developer must verify that behavior is correct. + * + * Similarly, if the behavior is changed, HistoryServerSuite.main can be run to update the + * expectations. However, in general this should be done with extreme caution, as the metrics + * are considered part of Spark's public api. + */ +class HistoryServerSuite extends FunSuite with BeforeAndAfter with Matchers with MockitoSugar + with JsonTestUtils { + + private val logDir = new File("src/test/resources/spark-events") + private val expRoot = new File("src/test/resources/HistoryServerExpectations/") + + private var provider: FsHistoryProvider = null + private var server: HistoryServer = null + private var port: Int = -1 + + def init(): Unit = { + val conf = new SparkConf() + .set("spark.history.fs.logDirectory", logDir.getAbsolutePath) + .set("spark.history.fs.updateInterval", "0") + .set("spark.testing", "true") + provider = new FsHistoryProvider(conf) + provider.checkForLogs() + val securityManager = new SecurityManager(conf) + + server = new HistoryServer(conf, provider, securityManager, 18080) + server.initialize() + server.bind() + port = server.boundPort + } + + def stop(): Unit = { + server.stop() + } + + before { + init() + } + + after{ + stop() + } + + val cases = Seq( + "application list json" -> "applications", + "completed app list json" -> "applications?status=completed", + "running app list json" -> "applications?status=running", + "minDate app list json" -> "applications?minDate=2015-02-10", + "maxDate app list json" -> "applications?maxDate=2015-02-10", + "maxDate2 app list json" -> "applications?maxDate=2015-02-03T10:42:40.000CST", + "one app json" -> "applications/local-1422981780767", + "one app multi-attempt json" -> "applications/local-1426533911241", + "job list json" -> "applications/local-1422981780767/jobs", + "job list from multi-attempt app json(1)" -> "applications/local-1426533911241/1/jobs", + "job list from multi-attempt app json(2)" -> "applications/local-1426533911241/2/jobs", + "one job json" -> "applications/local-1422981780767/jobs/0", + "succeeded job list json" -> "applications/local-1422981780767/jobs?status=succeeded", + "succeeded&failed job list json" -> + "applications/local-1422981780767/jobs?status=succeeded&status=failed", + "executor list json" -> "applications/local-1422981780767/executors", + "stage list json" -> "applications/local-1422981780767/stages", + "complete stage list json" -> "applications/local-1422981780767/stages?status=complete", + "failed stage list json" -> "applications/local-1422981780767/stages?status=failed", + "one stage json" -> "applications/local-1422981780767/stages/1", + "one stage attempt json" -> "applications/local-1422981780767/stages/1/0", + + "stage task summary w shuffle write" + -> "applications/local-1430917381534/stages/0/0/taskSummary", + "stage task summary w shuffle read" + -> "applications/local-1430917381534/stages/1/0/taskSummary", + "stage task summary w/ custom quantiles" -> + "applications/local-1430917381534/stages/0/0/taskSummary?quantiles=0.01,0.5,0.99", + + "stage task list" -> "applications/local-1430917381534/stages/0/0/taskList", + "stage task list w/ offset & length" -> + "applications/local-1430917381534/stages/0/0/taskList?offset=10&length=50", + "stage task list w/ sortBy" -> + "applications/local-1430917381534/stages/0/0/taskList?sortBy=DECREASING_RUNTIME", + "stage task list w/ sortBy short names: -runtime" -> + "applications/local-1430917381534/stages/0/0/taskList?sortBy=-runtime", + "stage task list w/ sortBy short names: runtime" -> + "applications/local-1430917381534/stages/0/0/taskList?sortBy=runtime", + + "stage list with accumulable json" -> "applications/local-1426533911241/1/stages", + "stage with accumulable json" -> "applications/local-1426533911241/1/stages/0/0", + "stage task list from multi-attempt app json(1)" -> + "applications/local-1426533911241/1/stages/0/0/taskList", + "stage task list from multi-attempt app json(2)" -> + "applications/local-1426533911241/2/stages/0/0/taskList", + + "rdd list storage json" -> "applications/local-1422981780767/storage/rdd", + "one rdd storage json" -> "applications/local-1422981780767/storage/rdd/0" + ) + + // run a bunch of characterization tests -- just verify the behavior is the same as what is saved + // in the test resource folder + cases.foreach { case (name, path) => + test(name) { + val (code, jsonOpt, errOpt) = getContentAndCode(path) + code should be (HttpServletResponse.SC_OK) + jsonOpt should be ('defined) + errOpt should be (None) + val json = jsonOpt.get + val exp = IOUtils.toString(new FileInputStream( + new File(expRoot, HistoryServerSuite.sanitizePath(name) + "_expectation.json"))) + // compare the ASTs so formatting differences don't cause failures + import org.json4s._ + import org.json4s.jackson.JsonMethods._ + val jsonAst = parse(json) + val expAst = parse(exp) + assertValidDataInJson(jsonAst, expAst) + } + } + + test("response codes on bad paths") { + val badAppId = getContentAndCode("applications/foobar") + badAppId._1 should be (HttpServletResponse.SC_NOT_FOUND) + badAppId._3 should be (Some("unknown app: foobar")) + + val badStageId = getContentAndCode("applications/local-1422981780767/stages/12345") + badStageId._1 should be (HttpServletResponse.SC_NOT_FOUND) + badStageId._3 should be (Some("unknown stage: 12345")) + + val badStageAttemptId = getContentAndCode("applications/local-1422981780767/stages/1/1") + badStageAttemptId._1 should be (HttpServletResponse.SC_NOT_FOUND) + badStageAttemptId._3 should be (Some("unknown attempt for stage 1. Found attempts: [0]")) + + val badStageId2 = getContentAndCode("applications/local-1422981780767/stages/flimflam") + badStageId2._1 should be (HttpServletResponse.SC_NOT_FOUND) + // will take some mucking w/ jersey to get a better error msg in this case + + val badQuantiles = getContentAndCode( + "applications/local-1430917381534/stages/0/0/taskSummary?quantiles=foo,0.1") + badQuantiles._1 should be (HttpServletResponse.SC_BAD_REQUEST) + badQuantiles._3 should be (Some("Bad value for parameter \"quantiles\". Expected a double, " + + "got \"foo\"")) + + getContentAndCode("foobar")._1 should be (HttpServletResponse.SC_NOT_FOUND) + } test("generate history page with relative links") { val historyServer = mock[HistoryServer] @@ -54,4 +196,75 @@ class HistoryServerSuite extends FunSuite with Matchers with MockitoSugar { } yield (attrs.toString) justHrefs should contain(link) } + + def getContentAndCode(path: String, port: Int = port): (Int, Option[String], Option[String]) = { + HistoryServerSuite.getContentAndCode(new URL(s"http://localhost:$port/json/v1/$path")) + } + + def getUrl(path: String): String = { + HistoryServerSuite.getUrl(new URL(s"http://localhost:$port/json/v1/$path")) + } + + def generateExpectation(name: String, path: String): Unit = { + val json = getUrl(path) + val file = new File(expRoot, HistoryServerSuite.sanitizePath(name) + "_expectation.json") + val out = new FileWriter(file) + out.write(json) + out.close() + } +} + +object HistoryServerSuite { + def main(args: Array[String]): Unit = { + // generate the "expected" results for the characterization tests. Just blindly assume the + // current behavior is correct, and write out the returned json to the test/resource files + + val suite = new HistoryServerSuite + FileUtils.deleteDirectory(suite.expRoot) + suite.expRoot.mkdirs() + try { + suite.init() + suite.cases.foreach { case (name, path) => + suite.generateExpectation(name, path) + } + } finally { + suite.stop() + } + } + + def getContentAndCode(url: URL): (Int, Option[String], Option[String]) = { + val connection = url.openConnection().asInstanceOf[HttpURLConnection] + connection.setRequestMethod("GET") + connection.connect() + val code = connection.getResponseCode() + val inString = try { + val in = Option(connection.getInputStream()) + in.map(IOUtils.toString) + } catch { + case io: IOException => None + } + val errString = try { + val err = Option(connection.getErrorStream()) + err.map(IOUtils.toString) + } catch { + case io: IOException => None + } + (code, inString, errString) + } + + + def sanitizePath(path: String): String = { + // this doesn't need to be perfect, just good enough to avoid collisions + path.replaceAll("\\W", "_") + } + + def getUrl(path: URL): String = { + val (code, resultOpt, error) = getContentAndCode(path) + if (code == 200) { + resultOpt.get + } else { + throw new RuntimeException( + "got code: " + code + " when getting " + path + " w/ error: " + error) + } + } } diff --git a/core/src/test/scala/org/apache/spark/serializer/KryoSerializerSuite.scala b/core/src/test/scala/org/apache/spark/serializer/KryoSerializerSuite.scala index 778a7eee73b23..c7369de24b81f 100644 --- a/core/src/test/scala/org/apache/spark/serializer/KryoSerializerSuite.scala +++ b/core/src/test/scala/org/apache/spark/serializer/KryoSerializerSuite.scala @@ -32,6 +32,36 @@ class KryoSerializerSuite extends FunSuite with SharedSparkContext { conf.set("spark.serializer", "org.apache.spark.serializer.KryoSerializer") conf.set("spark.kryo.registrator", classOf[MyRegistrator].getName) + test("configuration limits") { + val conf1 = conf.clone() + val kryoBufferProperty = "spark.kryoserializer.buffer" + val kryoBufferMaxProperty = "spark.kryoserializer.buffer.max" + conf1.set(kryoBufferProperty, "64k") + conf1.set(kryoBufferMaxProperty, "64m") + new KryoSerializer(conf1).newInstance() + // 2048m = 2097152k + conf1.set(kryoBufferProperty, "2097151k") + conf1.set(kryoBufferMaxProperty, "64m") + // should not throw exception when kryoBufferMaxProperty < kryoBufferProperty + new KryoSerializer(conf1).newInstance() + conf1.set(kryoBufferMaxProperty, "2097151k") + new KryoSerializer(conf1).newInstance() + val conf2 = conf.clone() + conf2.set(kryoBufferProperty, "2048m") + val thrown1 = intercept[IllegalArgumentException](new KryoSerializer(conf2).newInstance()) + assert(thrown1.getMessage.contains(kryoBufferProperty)) + val conf3 = conf.clone() + conf3.set(kryoBufferMaxProperty, "2048m") + val thrown2 = intercept[IllegalArgumentException](new KryoSerializer(conf3).newInstance()) + assert(thrown2.getMessage.contains(kryoBufferMaxProperty)) + val conf4 = conf.clone() + conf4.set(kryoBufferProperty, "2g") + conf4.set(kryoBufferMaxProperty, "3g") + val thrown3 = intercept[IllegalArgumentException](new KryoSerializer(conf4).newInstance()) + assert(thrown3.getMessage.contains(kryoBufferProperty)) + assert(!thrown3.getMessage.contains(kryoBufferMaxProperty)) + } + test("basic types") { val ser = new KryoSerializer(conf).newInstance() def check[T: ClassTag](t: T) { diff --git a/core/src/test/scala/org/apache/spark/status/api/v1/SimpleDateParamTest.scala b/core/src/test/scala/org/apache/spark/status/api/v1/SimpleDateParamTest.scala new file mode 100644 index 0000000000000..5274df904d395 --- /dev/null +++ b/core/src/test/scala/org/apache/spark/status/api/v1/SimpleDateParamTest.scala @@ -0,0 +1,29 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.spark.status.api.v1 + +import org.scalatest.{Matchers, FunSuite} + +class SimpleDateParamTest extends FunSuite with Matchers { + + test("date parsing") { + new SimpleDateParam("2015-02-20T23:21:17.190GMT").timestamp should be (1424474477190L) + new SimpleDateParam("2015-02-20T17:21:17.190CST").timestamp should be (1424474477190L) + new SimpleDateParam("2015-02-20").timestamp should be (1424390400000L) // GMT + } + +} diff --git a/core/src/test/scala/org/apache/spark/ui/UISeleniumSuite.scala b/core/src/test/scala/org/apache/spark/ui/UISeleniumSuite.scala index d53d7f3ba5ae7..117b2c3960820 100644 --- a/core/src/test/scala/org/apache/spark/ui/UISeleniumSuite.scala +++ b/core/src/test/scala/org/apache/spark/ui/UISeleniumSuite.scala @@ -18,11 +18,13 @@ package org.apache.spark.ui import java.net.{HttpURLConnection, URL} -import javax.servlet.http.HttpServletRequest +import javax.servlet.http.{HttpServletResponse, HttpServletRequest} import scala.collection.JavaConversions._ import scala.xml.Node +import org.json4s._ +import org.json4s.jackson.JsonMethods import org.openqa.selenium.htmlunit.HtmlUnitDriver import org.openqa.selenium.{By, WebDriver} import org.scalatest._ @@ -33,8 +35,9 @@ import org.scalatest.time.SpanSugar._ import org.apache.spark.LocalSparkContext._ import org.apache.spark._ import org.apache.spark.api.java.StorageLevels +import org.apache.spark.deploy.history.HistoryServerSuite import org.apache.spark.shuffle.FetchFailedException - +import org.apache.spark.status.api.v1.{JacksonMessageWriter, StageStatus} /** * Selenium tests for the Spark Web UI. @@ -42,6 +45,8 @@ import org.apache.spark.shuffle.FetchFailedException class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with BeforeAndAfterAll { implicit var webDriver: WebDriver = _ + implicit val formats = DefaultFormats + override def beforeAll(): Unit = { webDriver = new HtmlUnitDriver @@ -76,28 +81,42 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before val rdd = sc.parallelize(Seq(1, 2, 3)) rdd.persist(StorageLevels.DISK_ONLY).count() eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (ui.appUIAddress.stripSuffix("/") + "/storage") + goToUi(ui, "/storage") val tableRowText = findAll(cssSelector("#storage-by-rdd-table td")).map(_.text).toSeq tableRowText should contain (StorageLevels.DISK_ONLY.description) } eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (ui.appUIAddress.stripSuffix("/") + "/storage/rdd/?id=0") + goToUi(ui, "/storage/rdd/?id=0") val tableRowText = findAll(cssSelector("#rdd-storage-by-block-table td")).map(_.text).toSeq tableRowText should contain (StorageLevels.DISK_ONLY.description) } + val storageJson = getJson(ui, "storage/rdd") + storageJson.children.length should be (1) + (storageJson \ "storageLevel").extract[String] should be (StorageLevels.DISK_ONLY.description) + val rddJson = getJson(ui, "storage/rdd/0") + (rddJson \ "storageLevel").extract[String] should be (StorageLevels.DISK_ONLY.description) + rdd.unpersist() rdd.persist(StorageLevels.MEMORY_ONLY).count() eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (ui.appUIAddress.stripSuffix("/") + "/storage") + goToUi(ui, "/storage") val tableRowText = findAll(cssSelector("#storage-by-rdd-table td")).map(_.text).toSeq tableRowText should contain (StorageLevels.MEMORY_ONLY.description) } eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (ui.appUIAddress.stripSuffix("/") + "/storage/rdd/?id=0") + goToUi(ui, "/storage/rdd/?id=0") val tableRowText = findAll(cssSelector("#rdd-storage-by-block-table td")).map(_.text).toSeq tableRowText should contain (StorageLevels.MEMORY_ONLY.description) } + + val updatedStorageJson = getJson(ui, "storage/rdd") + updatedStorageJson.children.length should be (1) + (updatedStorageJson \ "storageLevel").extract[String] should be ( + StorageLevels.MEMORY_ONLY.description) + val updatedRddJson = getJson(ui, "storage/rdd/0") + (updatedRddJson \ "storageLevel").extract[String] should be ( + StorageLevels.MEMORY_ONLY.description) } } @@ -108,10 +127,13 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before sc.parallelize(1 to 10).map { x => throw new Exception()}.collect() } eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/stages") + goToUi(sc, "/stages") find(id("active")) should be(None) // Since we hide empty tables find(id("failed")).get.text should be("Failed Stages (1)") } + val stageJson = getJson(sc.ui.get, "stages") + stageJson.children.length should be (1) + (stageJson \ "status").extract[String] should be (StageStatus.FAILED.name()) // Regression test for SPARK-2105 class NotSerializable @@ -120,12 +142,15 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before sc.parallelize(1 to 10).map { x => unserializableObject}.collect() } eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/stages") + goToUi(sc, "/stages") find(id("active")) should be(None) // Since we hide empty tables // The failure occurs before the stage becomes active, hence we should still show only one // failed stage, not two: find(id("failed")).get.text should be("Failed Stages (1)") } + + val updatedStageJson = getJson(sc.ui.get, "stages") + updatedStageJson should be (stageJson) } } @@ -138,7 +163,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before withSpark(newSparkContext(killEnabled = true)) { sc => runSlowJob(sc) eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/stages") + goToUi(sc, "/stages") assert(hasKillLink) } } @@ -146,7 +171,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before withSpark(newSparkContext(killEnabled = false)) { sc => runSlowJob(sc) eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/stages") + goToUi(sc, "/stages") assert(!hasKillLink) } } @@ -157,7 +182,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before // If no job has been run in a job group, then "(Job Group)" should not appear in the header sc.parallelize(Seq(1, 2, 3)).count() eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs") + goToUi(sc, "/jobs") val tableHeaders = findAll(cssSelector("th")).map(_.text).toSeq tableHeaders should not contain "Job Id (Job Group)" } @@ -165,10 +190,22 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before sc.setJobGroup("my-job-group", "my-job-group-description") sc.parallelize(Seq(1, 2, 3)).count() eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs") + goToUi(sc, "/jobs") val tableHeaders = findAll(cssSelector("th")).map(_.text).toSeq tableHeaders should contain ("Job Id (Job Group)") } + + val jobJson = getJson(sc.ui.get, "jobs") + for { + job @ JObject(_) <- jobJson + JInt(jobId) <- job \ "jobId" + jobGroup = job \ "jobGroup" + } { + jobId.toInt match { + case 0 => jobGroup should be (JNothing) + case 1 => jobGroup should be (JString("my-job-group")) + } + } } } @@ -195,7 +232,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before } mappedData.count() eventually(timeout(5 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs") + goToUi(sc, "/jobs") find(cssSelector(".stage-progress-cell")).get.text should be ("2/2 (1 failed)") // Ideally, the following test would pass, but currently we overcount completed tasks // if task recomputations occur: @@ -204,6 +241,32 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before // of completed tasks may be higher: find(cssSelector(".progress-cell .progress")).get.text should be ("3/2 (1 failed)") } + val jobJson = getJson(sc.ui.get, "jobs") + (jobJson \ "numTasks").extract[Int]should be (2) + (jobJson \ "numCompletedTasks").extract[Int] should be (3) + (jobJson \ "numFailedTasks").extract[Int] should be (1) + (jobJson \ "numCompletedStages").extract[Int] should be (2) + (jobJson \ "numFailedStages").extract[Int] should be (1) + val stageJson = getJson(sc.ui.get, "stages") + + for { + stage @ JObject(_) <- stageJson + JString(status) <- stage \ "status" + JInt(stageId) <- stage \ "stageId" + JInt(attemptId) <- stage \ "attemptId" + } { + val exp = if (attemptId == 0 && stageId == 1) StageStatus.FAILED else StageStatus.COMPLETE + status should be (exp.name()) + } + + for { + stageId <- 0 to 1 + attemptId <- 0 to 1 + } { + val exp = if (attemptId == 0 && stageId == 1) StageStatus.FAILED else StageStatus.COMPLETE + val stageJson = getJson(sc.ui.get, s"stages/$stageId/$attemptId") + (stageJson \ "status").extract[String] should be (exp.name()) + } } } @@ -218,7 +281,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before // Start the job: rdd.countAsync() eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs/job/?id=0") + goToUi(sc, "/jobs/job/?id=0") find(id("active")).get.text should be ("Active Stages (1)") find(id("pending")).get.text should be ("Pending Stages (2)") // Essentially, we want to check that none of the stage rows show @@ -244,7 +307,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before rdd.count() rdd.count() eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs") + goToUi(sc, "/jobs") // The completed jobs table should have two rows. The first row will be the most recent job: val firstRow = find(cssSelector("tbody tr")).get.underlying val firstRowColumns = firstRow.findElements(By.tagName("td")) @@ -271,7 +334,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before rdd.count() rdd.count() eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs/job/?id=1") + goToUi(sc, "/jobs/job/?id=1") find(id("pending")) should be (None) find(id("active")) should be (None) find(id("failed")) should be (None) @@ -299,7 +362,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before rdd.count() rdd.count() eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/jobs") + goToUi(sc, "/jobs") findAll(cssSelector("tbody tr a")).foreach { link => link.text.toLowerCase should include ("count") link.text.toLowerCase should not include "unknown" @@ -321,7 +384,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before } sparkUI.attachTab(newTab) eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/")) + goToUi(sc, "") find(cssSelector("""ul li a[href*="jobs"]""")) should not be(None) find(cssSelector("""ul li a[href*="stages"]""")) should not be(None) find(cssSelector("""ul li a[href*="storage"]""")) should not be(None) @@ -330,12 +393,12 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before } eventually(timeout(10 seconds), interval(50 milliseconds)) { // check whether new page exists - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/foo") + goToUi(sc, "/foo") find(cssSelector("b")).get.text should include ("html magic") } sparkUI.detachTab(newTab) eventually(timeout(10 seconds), interval(50 milliseconds)) { - go to (sc.ui.get.appUIAddress.stripSuffix("/")) + goToUi(sc, "") find(cssSelector("""ul li a[href*="jobs"]""")) should not be(None) find(cssSelector("""ul li a[href*="stages"]""")) should not be(None) find(cssSelector("""ul li a[href*="storage"]""")) should not be(None) @@ -344,7 +407,7 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before } eventually(timeout(10 seconds), interval(50 milliseconds)) { // check new page not exist - go to (sc.ui.get.appUIAddress.stripSuffix("/") + "/foo") + goToUi(sc, "/foo") find(cssSelector("b")) should be(None) } } @@ -371,4 +434,163 @@ class UISeleniumSuite extends FunSuite with WebBrowser with Matchers with Before } } } + + test("stage & job retention") { + val conf = new SparkConf() + .setMaster("local") + .setAppName("test") + .set("spark.ui.enabled", "true") + .set("spark.ui.port", "0") + .set("spark.ui.retainedStages", "3") + .set("spark.ui.retainedJobs", "2") + val sc = new SparkContext(conf) + assert(sc.ui.isDefined) + + withSpark(sc) { sc => + // run a few jobs & stages ... + (0 until 5).foreach { idx => + // NOTE: if we reverse the order, things don't really behave nicely + // we lose the stage for a job we keep, and then the job doesn't know + // about its last stage + sc.parallelize(idx to (idx + 3)).map(identity).groupBy(identity).map(identity) + .groupBy(identity).count() + sc.parallelize(idx to (idx + 3)).collect() + } + + val expJobInfo = Seq( + ("9", "collect"), + ("8", "count") + ) + + eventually(timeout(1 second), interval(50 milliseconds)) { + goToUi(sc, "/jobs") + // The completed jobs table should have two rows. The first row will be the most recent job: + find("completed-summary").get.text should be ("Completed Jobs: 10, only showing 2") + find("completed").get.text should be ("Completed Jobs (10, only showing 2)") + val rows = findAll(cssSelector("tbody tr")).toIndexedSeq.map{_.underlying} + rows.size should be (expJobInfo.size) + for { + (row, idx) <- rows.zipWithIndex + columns = row.findElements(By.tagName("td")) + id = columns(0).getText() + description = columns(1).getText() + } { + id should be (expJobInfo(idx)._1) + description should include (expJobInfo(idx)._2) + } + } + + val jobsJson = getJson(sc.ui.get, "jobs") + jobsJson.children.size should be (expJobInfo.size) + for { + (job @ JObject(_),idx) <- jobsJson.children.zipWithIndex + id = (job \ "jobId").extract[String] + name = (job \ "name").extract[String] + } { + withClue(s"idx = $idx; id = $id; name = ${name.substring(0,20)}") { + id should be (expJobInfo(idx)._1) + name should include (expJobInfo(idx)._2) + } + } + + // what about when we query for a job that did exist, but has been cleared? + goToUi(sc, "/jobs/job/?id=7") + find("no-info").get.text should be ("No information to display for job 7") + + val badJob = HistoryServerSuite.getContentAndCode(jsonUrl(sc.ui.get, "jobs/7")) + badJob._1 should be (HttpServletResponse.SC_NOT_FOUND) + badJob._2 should be (None) + badJob._3 should be (Some("unknown job: 7")) + + val expStageInfo = Seq( + ("19", "collect"), + ("18", "count"), + ("17", "groupBy") + ) + + eventually(timeout(1 second), interval(50 milliseconds)) { + goToUi(sc, "/stages") + find("completed-summary").get.text should be ("Completed Stages: 20, only showing 3") + find("completed").get.text should be ("Completed Stages (20, only showing 3)") + val rows = findAll(cssSelector("tbody tr")).toIndexedSeq.map{_.underlying} + rows.size should be (3) + for { + (row, idx) <- rows.zipWithIndex + columns = row.findElements(By.tagName("td")) + id = columns(0).getText() + description = columns(1).getText() + } { + id should be (expStageInfo(idx)._1) + description should include (expStageInfo(idx)._2) + } + } + + val stagesJson = getJson(sc.ui.get, "stages") + stagesJson.children.size should be (3) + for { + (stage @ JObject(_), idx) <- stagesJson.children.zipWithIndex + id = (stage \ "stageId").extract[String] + name = (stage \ "name").extract[String] + } { + id should be (expStageInfo(idx)._1) + name should include (expStageInfo(idx)._2) + } + + // nonexistent stage + + goToUi(sc, "/stages/stage/?id=12&attempt=0") + find("no-info").get.text should be ("No information to display for Stage 12 (Attempt 0)") + val badStage = HistoryServerSuite.getContentAndCode(jsonUrl(sc.ui.get,"stages/12/0")) + badStage._1 should be (HttpServletResponse.SC_NOT_FOUND) + badStage._2 should be (None) + badStage._3 should be (Some("unknown stage: 12")) + + val badAttempt = HistoryServerSuite.getContentAndCode(jsonUrl(sc.ui.get,"stages/19/15")) + badAttempt._1 should be (HttpServletResponse.SC_NOT_FOUND) + badAttempt._2 should be (None) + badAttempt._3 should be (Some("unknown attempt for stage 19. Found attempts: [0]")) + + val badStageAttemptList = HistoryServerSuite.getContentAndCode( + jsonUrl(sc.ui.get, "stages/12")) + badStageAttemptList._1 should be (HttpServletResponse.SC_NOT_FOUND) + badStageAttemptList._2 should be (None) + badStageAttemptList._3 should be (Some("unknown stage: 12")) + } + } + + test("live UI json application list") { + withSpark(newSparkContext()) { sc => + val appListRawJson = HistoryServerSuite.getUrl(new URL( + sc.ui.get.appUIAddress + "/json/v1/applications")) + val appListJsonAst = JsonMethods.parse(appListRawJson) + appListJsonAst.children.length should be (1) + val attempts = (appListJsonAst \ "attempts").children + attempts.size should be (1) + (attempts(0) \ "completed").extract[Boolean] should be (false) + parseDate(attempts(0) \ "startTime") should be (sc.startTime) + parseDate(attempts(0) \ "endTime") should be (-1) + val oneAppJsonAst = getJson(sc.ui.get, "") + oneAppJsonAst should be (appListJsonAst.children(0)) + } + } + + def goToUi(sc: SparkContext, path: String): Unit = { + goToUi(sc.ui.get, path) + } + + def goToUi(ui: SparkUI, path: String): Unit = { + go to (ui.appUIAddress.stripSuffix("/") + path) + } + + def parseDate(json: JValue): Long = { + JacksonMessageWriter.makeISODateFormat.parse(json.extract[String]).getTime + } + + def getJson(ui: SparkUI, path: String): JValue = { + JsonMethods.parse(HistoryServerSuite.getUrl(jsonUrl(ui, path))) + } + + def jsonUrl(ui: SparkUI, path: String): URL = { + new URL(ui.appUIAddress + "/json/v1/applications/test/" + path) + } } diff --git a/dev/run-tests b/dev/run-tests index 05c63bce4d40d..ef587a1a5988c 100755 --- a/dev/run-tests +++ b/dev/run-tests @@ -142,29 +142,6 @@ CURRENT_BLOCK=$BLOCK_BUILD { HIVE_BUILD_ARGS="$SBT_MAVEN_PROFILES_ARGS -Phive -Phive-thriftserver" - HIVE_12_BUILD_ARGS="$HIVE_BUILD_ARGS -Phive-0.12.0" - - # First build with Hive 0.12.0 to ensure patches do not break the Hive 0.12.0 build - echo "[info] Compile with Hive 0.12.0" - [ -d "lib_managed" ] && rm -rf lib_managed - echo "[info] Building Spark with these arguments: $HIVE_12_BUILD_ARGS" - - if [ "${AMPLAB_JENKINS_BUILD_TOOL}" == "maven" ]; then - build/mvn $HIVE_12_BUILD_ARGS clean package -DskipTests - else - # NOTE: echo "q" is needed because sbt on encountering a build file with failure - # (either resolution or compilation) prompts the user for input either q, r, etc - # to quit or retry. This echo is there to make it not block. - # NOTE: Do not quote $BUILD_MVN_PROFILE_ARGS or else it will be interpreted as a - # single argument! - # QUESTION: Why doesn't 'yes "q"' work? - # QUESTION: Why doesn't 'grep -v -e "^\[info\] Resolving"' work? - echo -e "q\n" \ - | build/sbt $HIVE_12_BUILD_ARGS clean hive/compile hive-thriftserver/compile \ - | grep -v -e "info.*Resolving" -e "warn.*Merging" -e "info.*Including" - fi - - # Then build with default Hive version (0.13.1) because tests are based on this version echo "[info] Compile with Hive 0.13.1" [ -d "lib_managed" ] && rm -rf lib_managed echo "[info] Building Spark with these arguments: $HIVE_BUILD_ARGS" diff --git a/docs/mllib-feature-extraction.md b/docs/mllib-feature-extraction.md index 80842b27effd8..03fedd01016b9 100644 --- a/docs/mllib-feature-extraction.md +++ b/docs/mllib-feature-extraction.md @@ -477,3 +477,57 @@ sc.stop();
+## ElementwiseProduct + +ElementwiseProduct multiplies each input vector by a provided "weight" vector, using element-wise multiplication. In other words, it scales each column of the dataset by a scalar multiplier. This represents the [Hadamard product](https://en.wikipedia.org/wiki/Hadamard_product_%28matrices%29) between the input vector, `v` and transforming vector, `w`, to yield a result vector. + +`\[ \begin{pmatrix} +v_1 \\ +\vdots \\ +v_N +\end{pmatrix} \circ \begin{pmatrix} + w_1 \\ + \vdots \\ + w_N + \end{pmatrix} += \begin{pmatrix} + v_1 w_1 \\ + \vdots \\ + v_N w_N + \end{pmatrix} +\]` + +[`ElementwiseProduct`](api/scala/index.html#org.apache.spark.mllib.feature.ElementwiseProduct) has the following parameter in the constructor: + +* `w`: the transforming vector. + +`ElementwiseProduct` implements [`VectorTransformer`](api/scala/index.html#org.apache.spark.mllib.feature.VectorTransformer) which can apply the weighting on a `Vector` to produce a transformed `Vector` or on an `RDD[Vector]` to produce a transformed `RDD[Vector]`. + +### Example + +This example below demonstrates how to load a simple vectors file, extract a set of vectors, then transform those vectors using a transforming vector value. + + +
+
+{% highlight scala %} +import org.apache.spark.SparkContext._ +import org.apache.spark.mllib.feature.ElementwiseProduct +import org.apache.spark.mllib.linalg.Vectors + +// Load and parse the data: +val data = sc.textFile("data/mllib/kmeans_data.txt") +val parsedData = data.map(s => Vectors.dense(s.split(' ').map(_.toDouble))) + +val transformingVector = Vectors.dense(0.0, 1.0, 2.0) +val transformer = new ElementwiseProduct(transformingVector) + +// Batch transform and per-row transform give the same results: +val transformedData = transformer.transform(parsedData) +val transformedData2 = parsedData.map(x => transformer.transform(x)) + +{% endhighlight %} +
+
+ + diff --git a/docs/monitoring.md b/docs/monitoring.md index 8a85928d6d44d..1e0fc150862fb 100644 --- a/docs/monitoring.md +++ b/docs/monitoring.md @@ -174,6 +174,80 @@ making it easy to identify slow tasks, data skew, etc. Note that the history server only displays completed Spark jobs. One way to signal the completion of a Spark job is to stop the Spark Context explicitly (`sc.stop()`), or in Python using the `with SparkContext() as sc:` to handle the Spark Context setup and tear down, and still show the job history on the UI. +## REST API + +In addition to viewing the metrics in the UI, they are also available as JSON. This gives developers +an easy way to create new visualizations and monitoring tools for Spark. The JSON is available for +both running applications, and in the history server. The endpoints are mounted at `/json/v1`. Eg., +for the history server, they would typically be accessible at `http://:18080/json/v1`, and +for a running application, at `http://localhost:4040/json/v1`. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
EndpointMeaning
/applicationsA list of all applications
/applications/[app-id]/jobsA list of all jobs for a given application
/applications/[app-id]/jobs/[job-id]Details for the given job
/applications/[app-id]/stagesA list of all stages for a given application
/applications/[app-id]/stages/[stage-id]A list of all attempts for the given stage
/applications/[app-id]/stages/[stage-id]/[stage-attempt-id]Details for the given stage attempt
/applications/[app-id]/stages/[stage-id]/[stage-attempt-id]/taskSummarySummary metrics of all tasks in the given stage attempt
/applications/[app-id]/stages/[stage-id]/[stage-attempt-id]/taskListA list of all tasks for the given stage attempt
/applications/[app-id]/executorsA list of all executors for the given application
/applications/[app-id]/storage/rddA list of stored RDDs for the given application
/applications/[app-id]/storage/rdd/[rdd-id]Details for the storage status of a given RDD
+ +When running on Yarn, each application has multiple attempts, so `[app-id]` is actually +`[app-id]/[attempt-id]` in all cases. + +These endpoints have been strongly versioned to make it easier to develop applications on top. + In particular, Spark guarantees: + +* Endpoints will never be removed from one version +* Individual fields will never be removed for any given endpoint +* New endpoints may be added +* New fields may be added to existing endpoints +* New versions of the api may be added in the future at a separate endpoint (eg., `json/v2`). New versions are *not* required to be backwards compatible. +* Api versions may be dropped, but only after at least one minor release of co-existing with a new api version + +Note that even when examining the UI of a running applications, the `applications/[app-id]` portion is +still required, though there is only one application available. Eg. to see the list of jobs for the +running app, you would go to `http://localhost:4040/json/v1/applications/[app-id]/jobs`. This is to +keep the paths consistent in both modes. + # Metrics Spark has a configurable metrics system based on the diff --git a/docs/sql-programming-guide.md b/docs/sql-programming-guide.md index b8233ae06fdf3..df4c123bdd86c 100644 --- a/docs/sql-programming-guide.md +++ b/docs/sql-programming-guide.md @@ -139,7 +139,6 @@ DataFrames provide a domain-specific language for structured data manipulation i Here we include some basic examples of structured data processing using DataFrames: -
{% highlight scala %} @@ -242,6 +241,12 @@ df.groupBy("age").count().show();
+In Python it's possible to access a DataFrame's columns either by attribute +(`df.age`) or by indexing (`df['age']`). While the former is convenient for +interactive data exploration, users are highly encouraged to use the +latter form, which is future proof and won't break with column names that +are also attributes on the DataFrame class. + {% highlight python %} from pyspark.sql import SQLContext sqlContext = SQLContext(sc) @@ -270,14 +275,14 @@ df.select("name").show() ## Justin # Select everybody, but increment the age by 1 -df.select(df.name, df.age + 1).show() +df.select(df['name'], df['age'] + 1).show() ## name (age + 1) ## Michael null ## Andy 31 ## Justin 20 # Select people older than 21 -df.filter(df.age > 21).show() +df.filter(df['age'] > 21).show() ## age name ## 30 Andy diff --git a/examples/scala-2.10/src/main/scala/org/apache/spark/examples/streaming/KafkaWordCount.scala b/examples/scala-2.10/src/main/scala/org/apache/spark/examples/streaming/KafkaWordCount.scala index 387c0e421334b..f407367a54f6c 100644 --- a/examples/scala-2.10/src/main/scala/org/apache/spark/examples/streaming/KafkaWordCount.scala +++ b/examples/scala-2.10/src/main/scala/org/apache/spark/examples/streaming/KafkaWordCount.scala @@ -17,9 +17,9 @@ package org.apache.spark.examples.streaming -import java.util.Properties +import java.util.HashMap -import kafka.producer._ +import org.apache.kafka.clients.producer.{ProducerConfig, KafkaProducer, ProducerRecord} import org.apache.spark.streaming._ import org.apache.spark.streaming.kafka._ @@ -77,23 +77,25 @@ object KafkaWordCountProducer { val Array(brokers, topic, messagesPerSec, wordsPerMessage) = args // Zookeeper connection properties - val props = new Properties() - props.put("metadata.broker.list", brokers) - props.put("serializer.class", "kafka.serializer.StringEncoder") + val props = new HashMap[String, Object]() + props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, brokers) + props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, + "org.apache.kafka.common.serialization.StringSerializer") + props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, + "org.apache.kafka.common.serialization.StringSerializer") - val config = new ProducerConfig(props) - val producer = new Producer[String, String](config) + val producer = new KafkaProducer[String, String](props) // Send some messages while(true) { - val messages = (1 to messagesPerSec.toInt).map { messageNum => + (1 to messagesPerSec.toInt).foreach { messageNum => val str = (1 to wordsPerMessage.toInt).map(x => scala.util.Random.nextInt(10).toString) .mkString(" ") - new KeyedMessage[String, String](topic, str) - }.toArray + val message = new ProducerRecord[String, String](topic, null, str) + producer.send(message) + } - producer.send(messages: _*) Thread.sleep(100) } } diff --git a/examples/src/main/r/dataframe.R b/examples/src/main/r/dataframe.R new file mode 100644 index 0000000000000..53b817144f6ac --- /dev/null +++ b/examples/src/main/r/dataframe.R @@ -0,0 +1,54 @@ +# +# Licensed to the Apache Software Foundation (ASF) under one or more +# contributor license agreements. See the NOTICE file distributed with +# this work for additional information regarding copyright ownership. +# The ASF licenses this file to You under the Apache License, Version 2.0 +# (the "License"); you may not use this file except in compliance with +# the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +library(SparkR) + +# Initialize SparkContext and SQLContext +sc <- sparkR.init(appName="SparkR-DataFrame-example") +sqlContext <- sparkRSQL.init(sc) + +# Create a simple local data.frame +localDF <- data.frame(name=c("John", "Smith", "Sarah"), age=c(19, 23, 18)) + +# Convert local data frame to a SparkR DataFrame +df <- createDataFrame(sqlContext, localDF) + +# Print its schema +printSchema(df) +# root +# |-- name: string (nullable = true) +# |-- age: double (nullable = true) + +# Create a DataFrame from a JSON file +path <- file.path(Sys.getenv("SPARK_HOME"), "examples/src/main/resources/people.json") +peopleDF <- jsonFile(sqlContext, path) +printSchema(peopleDF) + +# Register this DataFrame as a table. +registerTempTable(peopleDF, "people") + +# SQL statements can be run by using the sql methods provided by sqlContext +teenagers <- sql(sqlContext, "SELECT name FROM people WHERE age >= 13 AND age <= 19") + +# Call collect to get a local data.frame +teenagersLocalDF <- collect(teenagers) + +# Print the teenagers in our dataset +print(teenagersLocalDF) + +# Stop the SparkContext now +sparkR.stop() diff --git a/examples/src/main/r/kmeans.R b/examples/src/main/r/kmeans.R deleted file mode 100644 index 6e6b5cb93789c..0000000000000 --- a/examples/src/main/r/kmeans.R +++ /dev/null @@ -1,93 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You under the Apache License, Version 2.0 -# (the "License"); you may not use this file except in compliance with -# the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -library(SparkR) - -# Logistic regression in Spark. -# Note: unlike the example in Scala, a point here is represented as a vector of -# doubles. - -parseVectors <- function(lines) { - lines <- strsplit(as.character(lines) , " ", fixed = TRUE) - list(matrix(as.numeric(unlist(lines)), ncol = length(lines[[1]]))) -} - -dist.fun <- function(P, C) { - apply( - C, - 1, - function(x) { - colSums((t(P) - x)^2) - } - ) -} - -closestPoint <- function(P, C) { - max.col(-dist.fun(P, C)) -} -# Main program - -args <- commandArgs(trailing = TRUE) - -if (length(args) != 3) { - print("Usage: kmeans ") - q("no") -} - -sc <- sparkR.init(appName = "RKMeans") -K <- as.integer(args[[2]]) -convergeDist <- as.double(args[[3]]) - -lines <- textFile(sc, args[[1]]) -points <- cache(lapplyPartition(lines, parseVectors)) -# kPoints <- take(points, K) -kPoints <- do.call(rbind, takeSample(points, FALSE, K, 16189L)) -tempDist <- 1.0 - -while (tempDist > convergeDist) { - closest <- lapplyPartition( - lapply(points, - function(p) { - cp <- closestPoint(p, kPoints); - mapply(list, unique(cp), split.data.frame(cbind(1, p), cp), SIMPLIFY=FALSE) - }), - function(x) {do.call(c, x) - }) - - pointStats <- reduceByKey(closest, - function(p1, p2) { - t(colSums(rbind(p1, p2))) - }, - 2L) - - newPoints <- do.call( - rbind, - collect(lapply(pointStats, - function(tup) { - point.sum <- tup[[2]][, -1] - point.count <- tup[[2]][, 1] - point.sum/point.count - }))) - - D <- dist.fun(kPoints, newPoints) - tempDist <- sum(D[cbind(1:3, max.col(-D))]) - kPoints <- newPoints - cat("Finished iteration (delta = ", tempDist, ")\n") -} - -cat("Final centers:\n") -writeLines(unlist(lapply(kPoints, paste, collapse = " "))) diff --git a/examples/src/main/r/linear_solver_mnist.R b/examples/src/main/r/linear_solver_mnist.R deleted file mode 100644 index c864a4232d010..0000000000000 --- a/examples/src/main/r/linear_solver_mnist.R +++ /dev/null @@ -1,107 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You under the Apache License, Version 2.0 -# (the "License"); you may not use this file except in compliance with -# the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -# Instructions: https://github.com/amplab-extras/SparkR-pkg/wiki/SparkR-Example:-Digit-Recognition-on-EC2 - -library(SparkR) -library(Matrix) - -args <- commandArgs(trailing = TRUE) - -# number of random features; default to 1100 -D <- ifelse(length(args) > 0, as.integer(args[[1]]), 1100) -# number of partitions for training dataset -trainParts <- 12 -# dimension of digits -d <- 784 -# number of test examples -NTrain <- 60000 -# number of training examples -NTest <- 10000 -# scale of features -gamma <- 4e-4 - -sc <- sparkR.init(appName = "SparkR-LinearSolver") - -# You can also use HDFS path to speed things up: -# hdfs:///train-mnist-dense-with-labels.data -file <- textFile(sc, "/data/train-mnist-dense-with-labels.data", trainParts) - -W <- gamma * matrix(nrow=D, ncol=d, data=rnorm(D*d)) -b <- 2 * pi * matrix(nrow=D, ncol=1, data=runif(D)) -broadcastW <- broadcast(sc, W) -broadcastB <- broadcast(sc, b) - -includePackage(sc, Matrix) -numericLines <- lapplyPartitionsWithIndex(file, - function(split, part) { - matList <- sapply(part, function(line) { - as.numeric(strsplit(line, ",", fixed=TRUE)[[1]]) - }, simplify=FALSE) - mat <- Matrix(ncol=d+1, data=unlist(matList, F, F), - sparse=T, byrow=T) - mat - }) - -featureLabels <- cache(lapplyPartition( - numericLines, - function(part) { - label <- part[,1] - mat <- part[,-1] - ones <- rep(1, nrow(mat)) - features <- cos( - mat %*% t(value(broadcastW)) + (matrix(ncol=1, data=ones) %*% t(value(broadcastB)))) - onesMat <- Matrix(ones) - featuresPlus <- cBind(features, onesMat) - labels <- matrix(nrow=nrow(mat), ncol=10, data=-1) - for (i in 1:nrow(mat)) { - labels[i, label[i]] <- 1 - } - list(label=labels, features=featuresPlus) - })) - -FTF <- Reduce("+", collect(lapplyPartition(featureLabels, - function(part) { - t(part$features) %*% part$features - }), flatten=F)) - -FTY <- Reduce("+", collect(lapplyPartition(featureLabels, - function(part) { - t(part$features) %*% part$label - }), flatten=F)) - -# solve for the coefficient matrix -C <- solve(FTF, FTY) - -test <- Matrix(as.matrix(read.csv("/data/test-mnist-dense-with-labels.data", - header=F), sparse=T)) -testData <- test[,-1] -testLabels <- matrix(ncol=1, test[,1]) - -err <- 0 - -# contstruct the feature maps for all examples from this digit -featuresTest <- cos(testData %*% t(value(broadcastW)) + - (matrix(ncol=1, data=rep(1, NTest)) %*% t(value(broadcastB)))) -featuresTest <- cBind(featuresTest, Matrix(rep(1, NTest))) - -# extract the one vs. all assignment -results <- featuresTest %*% C -labelsGot <- apply(results, 1, which.max) -err <- sum(testLabels != labelsGot) / nrow(testLabels) - -cat("\nFinished running. The error rate is: ", err, ".\n") diff --git a/examples/src/main/r/logistic_regression.R b/examples/src/main/r/logistic_regression.R deleted file mode 100644 index 2a86aa98160d3..0000000000000 --- a/examples/src/main/r/logistic_regression.R +++ /dev/null @@ -1,62 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You under the Apache License, Version 2.0 -# (the "License"); you may not use this file except in compliance with -# the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -library(SparkR) - -args <- commandArgs(trailing = TRUE) - -if (length(args) != 3) { - print("Usage: logistic_regression ") - q("no") -} - -# Initialize Spark context -sc <- sparkR.init(appName = "LogisticRegressionR") -iterations <- as.integer(args[[2]]) -D <- as.integer(args[[3]]) - -readPartition <- function(part){ - part = strsplit(part, " ", fixed = T) - list(matrix(as.numeric(unlist(part)), ncol = length(part[[1]]))) -} - -# Read data points and convert each partition to a matrix -points <- cache(lapplyPartition(textFile(sc, args[[1]]), readPartition)) - -# Initialize w to a random value -w <- runif(n=D, min = -1, max = 1) -cat("Initial w: ", w, "\n") - -# Compute logistic regression gradient for a matrix of data points -gradient <- function(partition) { - partition = partition[[1]] - Y <- partition[, 1] # point labels (first column of input file) - X <- partition[, -1] # point coordinates - - # For each point (x, y), compute gradient function - dot <- X %*% w - logit <- 1 / (1 + exp(-Y * dot)) - grad <- t(X) %*% ((logit - 1) * Y) - list(grad) -} - -for (i in 1:iterations) { - cat("On iteration ", i, "\n") - w <- w - reduce(lapplyPartition(points, gradient), "+") -} - -cat("Final w: ", w, "\n") diff --git a/examples/src/main/r/pi.R b/examples/src/main/r/pi.R deleted file mode 100644 index aa7a833e147a0..0000000000000 --- a/examples/src/main/r/pi.R +++ /dev/null @@ -1,46 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You under the Apache License, Version 2.0 -# (the "License"); you may not use this file except in compliance with -# the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -library(SparkR) - -args <- commandArgs(trailing = TRUE) - -sc <- sparkR.init(appName = "PiR") - -slices <- ifelse(length(args) > 1, as.integer(args[[2]]), 2) - -n <- 100000 * slices - -piFunc <- function(elem) { - rands <- runif(n = 2, min = -1, max = 1) - val <- ifelse((rands[1]^2 + rands[2]^2) < 1, 1.0, 0.0) - val -} - - -piFuncVec <- function(elems) { - message(length(elems)) - rands1 <- runif(n = length(elems), min = -1, max = 1) - rands2 <- runif(n = length(elems), min = -1, max = 1) - val <- ifelse((rands1^2 + rands2^2) < 1, 1.0, 0.0) - sum(val) -} - -rdd <- parallelize(sc, 1:n, slices) -count <- reduce(lapplyPartition(rdd, piFuncVec), sum) -cat("Pi is roughly", 4.0 * count / n, "\n") -cat("Num elements in RDD ", count(rdd), "\n") diff --git a/examples/src/main/r/wordcount.R b/examples/src/main/r/wordcount.R deleted file mode 100644 index b734cb0ecf55b..0000000000000 --- a/examples/src/main/r/wordcount.R +++ /dev/null @@ -1,42 +0,0 @@ -# -# Licensed to the Apache Software Foundation (ASF) under one or more -# contributor license agreements. See the NOTICE file distributed with -# this work for additional information regarding copyright ownership. -# The ASF licenses this file to You under the Apache License, Version 2.0 -# (the "License"); you may not use this file except in compliance with -# the License. You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. -# - -library(SparkR) - -args <- commandArgs(trailing = TRUE) - -if (length(args) != 1) { - print("Usage: wordcount ") - q("no") -} - -# Initialize Spark context -sc <- sparkR.init(appName = "RwordCount") -lines <- textFile(sc, args[[1]]) - -words <- flatMap(lines, - function(line) { - strsplit(line, " ")[[1]] - }) -wordCount <- lapply(words, function(word) { list(word, 1L) }) - -counts <- reduceByKey(wordCount, "+", 2L) -output <- collect(counts) - -for (wordcount in output) { - cat(wordcount[[1]], ": ", wordcount[[2]], "\n") -} diff --git a/mllib/src/main/scala/org/apache/spark/ml/impl/estimator/Predictor.scala b/mllib/src/main/scala/org/apache/spark/ml/Predictor.scala similarity index 86% rename from mllib/src/main/scala/org/apache/spark/ml/impl/estimator/Predictor.scala rename to mllib/src/main/scala/org/apache/spark/ml/Predictor.scala index e8b3628140e99..0e53877de92db 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/impl/estimator/Predictor.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/Predictor.scala @@ -15,29 +15,23 @@ * limitations under the License. */ -package org.apache.spark.ml.impl.estimator +package org.apache.spark.ml -import org.apache.spark.annotation.{AlphaComponent, DeveloperApi} -import org.apache.spark.ml.{Estimator, Model} +import org.apache.spark.annotation.DeveloperApi import org.apache.spark.ml.param._ import org.apache.spark.ml.param.shared._ import org.apache.spark.ml.util.SchemaUtils import org.apache.spark.mllib.linalg.{Vector, VectorUDT} import org.apache.spark.mllib.regression.LabeledPoint import org.apache.spark.rdd.RDD -import org.apache.spark.sql.{DataFrame, Row} import org.apache.spark.sql.functions._ import org.apache.spark.sql.types.{DataType, DoubleType, StructType} +import org.apache.spark.sql.{DataFrame, Row} /** - * :: DeveloperApi :: - * - * Trait for parameters for prediction (regression and classification). - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. + * (private[ml]) Trait for parameters for prediction (regression and classification). */ -@DeveloperApi -private[spark] trait PredictorParams extends Params +private[ml] trait PredictorParams extends Params with HasLabelCol with HasFeaturesCol with HasPredictionCol { /** @@ -63,7 +57,7 @@ private[spark] trait PredictorParams extends Params } /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Abstraction for prediction problems (regression and classification). * @@ -73,11 +67,9 @@ private[spark] trait PredictorParams extends Params * parameter to specify the concrete type. * @tparam M Specialization of [[PredictionModel]]. If you subclass this type, use this type * parameter to specify the concrete type for the corresponding model. - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent -private[spark] abstract class Predictor[ +@DeveloperApi +abstract class Predictor[ FeaturesType, Learner <: Predictor[FeaturesType, Learner, M], M <: PredictionModel[FeaturesType, M]] @@ -104,8 +96,6 @@ private[spark] abstract class Predictor[ } /** - * :: DeveloperApi :: - * * Train a model using the given dataset and parameters. * Developers can implement this instead of [[fit()]] to avoid dealing with schema validation * and copying parameters into the model. @@ -113,12 +103,9 @@ private[spark] abstract class Predictor[ * @param dataset Training dataset * @return Fitted model */ - @DeveloperApi protected def train(dataset: DataFrame): M /** - * :: DeveloperApi :: - * * Returns the SQL DataType corresponding to the FeaturesType type parameter. * * This is used by [[validateAndTransformSchema()]]. @@ -126,7 +113,6 @@ private[spark] abstract class Predictor[ * * The default value is VectorUDT, but it may be overridden if FeaturesType is not Vector. */ - @DeveloperApi protected def featuresDataType: DataType = new VectorUDT override def transformSchema(schema: StructType): StructType = { @@ -146,7 +132,7 @@ private[spark] abstract class Predictor[ } /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Abstraction for a model for prediction tasks (regression and classification). * @@ -154,11 +140,9 @@ private[spark] abstract class Predictor[ * E.g., [[org.apache.spark.mllib.linalg.VectorUDT]] for vector features. * @tparam M Specialization of [[PredictionModel]]. If you subclass this type, use this type * parameter to specify the concrete type for the corresponding model. - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent -private[spark] abstract class PredictionModel[FeaturesType, M <: PredictionModel[FeaturesType, M]] +@DeveloperApi +abstract class PredictionModel[FeaturesType, M <: PredictionModel[FeaturesType, M]] extends Model[M] with PredictorParams { /** @group setParam */ @@ -168,8 +152,6 @@ private[spark] abstract class PredictionModel[FeaturesType, M <: PredictionModel def setPredictionCol(value: String): M = set(predictionCol, value).asInstanceOf[M] /** - * :: DeveloperApi :: - * * Returns the SQL DataType corresponding to the FeaturesType type parameter. * * This is used by [[validateAndTransformSchema()]]. @@ -177,7 +159,6 @@ private[spark] abstract class PredictionModel[FeaturesType, M <: PredictionModel * * The default value is VectorUDT, but it may be overridden if FeaturesType is not Vector. */ - @DeveloperApi protected def featuresDataType: DataType = new VectorUDT override def transformSchema(schema: StructType): StructType = { @@ -192,12 +173,8 @@ private[spark] abstract class PredictionModel[FeaturesType, M <: PredictionModel * @return transformed dataset with [[predictionCol]] of type [[Double]] */ override def transform(dataset: DataFrame): DataFrame = { - // This default implementation should be overridden as needed. - - // Check schema transformSchema(dataset.schema, logging = true) - - if ($(predictionCol) != "") { + if ($(predictionCol).nonEmpty) { dataset.withColumn($(predictionCol), callUDF(predict _, DoubleType, col($(featuresCol)))) } else { this.logWarning(s"$uid: Predictor.transform() was called as NOOP" + @@ -207,11 +184,8 @@ private[spark] abstract class PredictionModel[FeaturesType, M <: PredictionModel } /** - * :: DeveloperApi :: - * * Predict label for the given features. * This internal method is used to implement [[transform()]] and output [[predictionCol]]. */ - @DeveloperApi protected def predict(features: FeaturesType): Double } diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/Classifier.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/Classifier.scala index d3361e24705c8..263d580fe2dd3 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/Classifier.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/Classifier.scala @@ -17,8 +17,8 @@ package org.apache.spark.ml.classification -import org.apache.spark.annotation.{AlphaComponent, DeveloperApi} -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor, PredictorParams} +import org.apache.spark.annotation.DeveloperApi +import org.apache.spark.ml.{PredictionModel, PredictorParams, Predictor} import org.apache.spark.ml.param.shared.HasRawPredictionCol import org.apache.spark.ml.util.SchemaUtils import org.apache.spark.mllib.linalg.{Vector, VectorUDT} @@ -26,15 +26,12 @@ import org.apache.spark.sql.DataFrame import org.apache.spark.sql.functions._ import org.apache.spark.sql.types.{DataType, DoubleType, StructType} + /** - * :: DeveloperApi :: - * Params for classification. - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. + * (private[spark]) Params for classification. */ -@DeveloperApi -private[spark] trait ClassifierParams extends PredictorParams - with HasRawPredictionCol { +private[spark] trait ClassifierParams + extends PredictorParams with HasRawPredictionCol { override protected def validateAndTransformSchema( schema: StructType, @@ -46,23 +43,21 @@ private[spark] trait ClassifierParams extends PredictorParams } /** - * :: AlphaComponent :: + * :: DeveloperApi :: + * * Single-label binary or multiclass classification. * Classes are indexed {0, 1, ..., numClasses - 1}. * * @tparam FeaturesType Type of input features. E.g., [[Vector]] * @tparam E Concrete Estimator type * @tparam M Concrete Model type - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent -private[spark] abstract class Classifier[ +@DeveloperApi +abstract class Classifier[ FeaturesType, E <: Classifier[FeaturesType, E, M], M <: ClassificationModel[FeaturesType, M]] - extends Predictor[FeaturesType, E, M] - with ClassifierParams { + extends Predictor[FeaturesType, E, M] with ClassifierParams { /** @group setParam */ def setRawPredictionCol(value: String): E = set(rawPredictionCol, value).asInstanceOf[E] @@ -71,17 +66,15 @@ private[spark] abstract class Classifier[ } /** - * :: AlphaComponent :: + * :: DeveloperApi :: + * * Model produced by a [[Classifier]]. * Classes are indexed {0, 1, ..., numClasses - 1}. * * @tparam FeaturesType Type of input features. E.g., [[Vector]] * @tparam M Concrete Model type - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent -private[spark] +@DeveloperApi abstract class ClassificationModel[FeaturesType, M <: ClassificationModel[FeaturesType, M]] extends PredictionModel[FeaturesType, M] with ClassifierParams { @@ -101,13 +94,27 @@ abstract class ClassificationModel[FeaturesType, M <: ClassificationModel[Featur * @return transformed dataset */ override def transform(dataset: DataFrame): DataFrame = { - // This default implementation should be overridden as needed. - - // Check schema transformSchema(dataset.schema, logging = true) - val (numColsOutput, outputData) = - ClassificationModel.transformColumnsImpl[FeaturesType](dataset, this) + // Output selected columns only. + // This is a bit complicated since it tries to avoid repeated computation. + var outputData = dataset + var numColsOutput = 0 + if (getRawPredictionCol != "") { + outputData = outputData.withColumn(getRawPredictionCol, + callUDF(predictRaw _, new VectorUDT, col(getFeaturesCol))) + numColsOutput += 1 + } + if (getPredictionCol != "") { + val predUDF = if (getRawPredictionCol != "") { + callUDF(raw2prediction _, DoubleType, col(getRawPredictionCol)) + } else { + callUDF(predict _, DoubleType, col(getFeaturesCol)) + } + outputData = outputData.withColumn(getPredictionCol, predUDF) + numColsOutput += 1 + } + if (numColsOutput == 0) { logWarning(s"$uid: ClassificationModel.transform() was called as NOOP" + " since no output columns were set.") @@ -116,22 +123,17 @@ abstract class ClassificationModel[FeaturesType, M <: ClassificationModel[Featur } /** - * :: DeveloperApi :: - * * Predict label for the given features. * This internal method is used to implement [[transform()]] and output [[predictionCol]]. * * This default implementation for classification predicts the index of the maximum value * from [[predictRaw()]]. */ - @DeveloperApi override protected def predict(features: FeaturesType): Double = { - predictRaw(features).toArray.zipWithIndex.maxBy(_._1)._2 + raw2prediction(predictRaw(features)) } /** - * :: DeveloperApi :: - * * Raw prediction for each possible label. * The meaning of a "raw" prediction may vary between algorithms, but it intuitively gives * a measure of confidence in each possible label (where larger = more confident). @@ -141,48 +143,12 @@ abstract class ClassificationModel[FeaturesType, M <: ClassificationModel[Featur * This raw prediction may be any real number, where a larger value indicates greater * confidence for that label. */ - @DeveloperApi protected def predictRaw(features: FeaturesType): Vector -} - -private[ml] object ClassificationModel { /** - * Added prediction column(s). This is separated from [[ClassificationModel.transform()]] - * since it is used by [[org.apache.spark.ml.classification.ProbabilisticClassificationModel]]. - * @param dataset Input dataset - * @return (number of columns added, transformed dataset) + * Given a vector of raw predictions, select the predicted label. + * This may be overridden to support thresholds which favor particular labels. + * @return predicted label */ - def transformColumnsImpl[FeaturesType]( - dataset: DataFrame, - model: ClassificationModel[FeaturesType, _]): (Int, DataFrame) = { - - // Output selected columns only. - // This is a bit complicated since it tries to avoid repeated computation. - var tmpData = dataset - var numColsOutput = 0 - if (model.getRawPredictionCol != "") { - // output raw prediction - val features2raw: FeaturesType => Vector = model.predictRaw - tmpData = tmpData.withColumn(model.getRawPredictionCol, - callUDF(features2raw, new VectorUDT, col(model.getFeaturesCol))) - numColsOutput += 1 - if (model.getPredictionCol != "") { - val raw2pred: Vector => Double = (rawPred) => { - rawPred.toArray.zipWithIndex.maxBy(_._1)._2 - } - tmpData = tmpData.withColumn(model.getPredictionCol, - callUDF(raw2pred, DoubleType, col(model.getRawPredictionCol))) - numColsOutput += 1 - } - } else if (model.getPredictionCol != "") { - // output prediction - val features2pred: FeaturesType => Double = model.predict - tmpData = tmpData.withColumn(model.getPredictionCol, - callUDF(features2pred, DoubleType, col(model.getFeaturesCol))) - numColsOutput += 1 - } - (numColsOutput, tmpData) - } - + protected def raw2prediction(rawPrediction: Vector): Double = rawPrediction.toDense.argmax } diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/DecisionTreeClassifier.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/DecisionTreeClassifier.scala index 419e5ba05d38a..dcebea1d4b015 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/DecisionTreeClassifier.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/DecisionTreeClassifier.scala @@ -18,10 +18,9 @@ package org.apache.spark.ml.classification import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree._ +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.ParamMap -import org.apache.spark.ml.tree.{DecisionTreeModel, Node} +import org.apache.spark.ml.tree.{TreeClassifierParams, DecisionTreeParams, DecisionTreeModel, Node} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/GBTClassifier.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/GBTClassifier.scala index 534ea95b1c538..ae51b05a0c42d 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/GBTClassifier.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/GBTClassifier.scala @@ -21,11 +21,10 @@ import com.github.fommil.netlib.BLAS.{getInstance => blas} import org.apache.spark.Logging import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree._ +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.{Param, ParamMap} import org.apache.spark.ml.regression.DecisionTreeRegressionModel -import org.apache.spark.ml.tree.{DecisionTreeModel, TreeEnsembleModel} +import org.apache.spark.ml.tree.{GBTParams, TreeClassifierParams, DecisionTreeModel, TreeEnsembleModel} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala index b73be035e29b5..550369d18cfec 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/LogisticRegression.scala @@ -21,9 +21,8 @@ import org.apache.spark.annotation.AlphaComponent import org.apache.spark.ml.param._ import org.apache.spark.ml.param.shared._ import org.apache.spark.mllib.classification.LogisticRegressionWithLBFGS -import org.apache.spark.mllib.linalg.{BLAS, Vector, VectorUDT, Vectors} +import org.apache.spark.mllib.linalg._ import org.apache.spark.sql.DataFrame -import org.apache.spark.sql.functions._ import org.apache.spark.storage.StorageLevel /** @@ -99,76 +98,17 @@ class LogisticRegressionModel private[ml] ( /** @group setParam */ def setThreshold(value: Double): this.type = set(threshold, value) + /** Margin (rawPrediction) for class label 1. For binary classification only. */ private val margin: Vector => Double = (features) => { BLAS.dot(features, weights) + intercept } + /** Score (probability) for class label 1. For binary classification only. */ private val score: Vector => Double = (features) => { val m = margin(features) 1.0 / (1.0 + math.exp(-m)) } - override def transform(dataset: DataFrame): DataFrame = { - // This is overridden (a) to be more efficient (avoiding re-computing values when creating - // multiple output columns) and (b) to handle threshold, which the abstractions do not use. - // TODO: We should abstract away the steps defined by UDFs below so that the abstractions - // can call whichever UDFs are needed to create the output columns. - - // Check schema - transformSchema(dataset.schema, logging = true) - - // Output selected columns only. - // This is a bit complicated since it tries to avoid repeated computation. - // rawPrediction (-margin, margin) - // probability (1.0-score, score) - // prediction (max margin) - var tmpData = dataset - var numColsOutput = 0 - if ($(rawPredictionCol) != "") { - val features2raw: Vector => Vector = (features) => predictRaw(features) - tmpData = tmpData.withColumn($(rawPredictionCol), - callUDF(features2raw, new VectorUDT, col($(featuresCol)))) - numColsOutput += 1 - } - if ($(probabilityCol) != "") { - if ($(rawPredictionCol) != "") { - val raw2prob = udf { (rawPreds: Vector) => - val prob1 = 1.0 / (1.0 + math.exp(-rawPreds(1))) - Vectors.dense(1.0 - prob1, prob1): Vector - } - tmpData = tmpData.withColumn($(probabilityCol), raw2prob(col($(rawPredictionCol)))) - } else { - val features2prob = udf { (features: Vector) => predictProbabilities(features) : Vector } - tmpData = tmpData.withColumn($(probabilityCol), features2prob(col($(featuresCol)))) - } - numColsOutput += 1 - } - if ($(predictionCol) != "") { - val t = $(threshold) - if ($(probabilityCol) != "") { - val predict = udf { probs: Vector => - if (probs(1) > t) 1.0 else 0.0 - } - tmpData = tmpData.withColumn($(predictionCol), predict(col($(probabilityCol)))) - } else if ($(rawPredictionCol) != "") { - val predict = udf { rawPreds: Vector => - val prob1 = 1.0 / (1.0 + math.exp(-rawPreds(1))) - if (prob1 > t) 1.0 else 0.0 - } - tmpData = tmpData.withColumn($(predictionCol), predict(col($(rawPredictionCol)))) - } else { - val predict = udf { features: Vector => this.predict(features) } - tmpData = tmpData.withColumn($(predictionCol), predict(col($(featuresCol)))) - } - numColsOutput += 1 - } - if (numColsOutput == 0) { - this.logWarning(s"$uid: LogisticRegressionModel.transform() was called as NOOP" + - " since no output columns were set.") - } - tmpData - } - override val numClasses: Int = 2 /** @@ -179,17 +119,43 @@ class LogisticRegressionModel private[ml] ( if (score(features) > getThreshold) 1 else 0 } - override protected def predictProbabilities(features: Vector): Vector = { - val s = score(features) - Vectors.dense(1.0 - s, s) + override protected def raw2probabilityInPlace(rawPrediction: Vector): Vector = { + rawPrediction match { + case dv: DenseVector => + var i = 0 + while (i < dv.size) { + dv.values(i) = 1.0 / (1.0 + math.exp(-dv.values(i))) + i += 1 + } + dv + case sv: SparseVector => + throw new RuntimeException("Unexpected error in LogisticRegressionModel:" + + " raw2probabilitiesInPlace encountered SparseVector") + } } override protected def predictRaw(features: Vector): Vector = { val m = margin(features) - Vectors.dense(0.0, m) + Vectors.dense(-m, m) } override def copy(extra: ParamMap): LogisticRegressionModel = { copyValues(new LogisticRegressionModel(parent, weights, intercept), extra) } + + override protected def raw2prediction(rawPrediction: Vector): Double = { + val t = getThreshold + val rawThreshold = if (t == 0.0) { + Double.NegativeInfinity + } else if (t == 1.0) { + Double.PositiveInfinity + } else { + Math.log(t / (1.0 - t)) + } + if (rawPrediction(1) > rawThreshold) 1 else 0 + } + + override protected def probability2prediction(probability: Vector): Double = { + if (probability(1) > getThreshold) 1 else 0 + } } diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/ProbabilisticClassifier.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/ProbabilisticClassifier.scala index 8519841c5c26c..330ae2938f4e0 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/ProbabilisticClassifier.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/ProbabilisticClassifier.scala @@ -17,16 +17,16 @@ package org.apache.spark.ml.classification -import org.apache.spark.annotation.{AlphaComponent, DeveloperApi} +import org.apache.spark.annotation.DeveloperApi import org.apache.spark.ml.param.shared._ import org.apache.spark.ml.util.SchemaUtils import org.apache.spark.mllib.linalg.{Vector, VectorUDT} import org.apache.spark.sql.DataFrame import org.apache.spark.sql.functions._ -import org.apache.spark.sql.types.{DataType, StructType} +import org.apache.spark.sql.types.{DoubleType, DataType, StructType} /** - * Params for probabilistic classification. + * (private[classification]) Params for probabilistic classification. */ private[classification] trait ProbabilisticClassifierParams extends ClassifierParams with HasProbabilityCol { @@ -42,17 +42,15 @@ private[classification] trait ProbabilisticClassifierParams /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Single-label binary or multiclass classifier which can output class conditional probabilities. * * @tparam FeaturesType Type of input features. E.g., [[Vector]] * @tparam E Concrete Estimator type * @tparam M Concrete Model type - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent +@DeveloperApi private[spark] abstract class ProbabilisticClassifier[ FeaturesType, E <: ProbabilisticClassifier[FeaturesType, E, M], @@ -65,17 +63,15 @@ private[spark] abstract class ProbabilisticClassifier[ /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Model produced by a [[ProbabilisticClassifier]]. * Classes are indexed {0, 1, ..., numClasses - 1}. * * @tparam FeaturesType Type of input features. E.g., [[Vector]] * @tparam M Concrete Model type - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent +@DeveloperApi private[spark] abstract class ProbabilisticClassificationModel[ FeaturesType, M <: ProbabilisticClassificationModel[FeaturesType, M]] @@ -95,39 +91,79 @@ private[spark] abstract class ProbabilisticClassificationModel[ * @return transformed dataset */ override def transform(dataset: DataFrame): DataFrame = { - // This default implementation should be overridden as needed. - - // Check schema transformSchema(dataset.schema, logging = true) - val (numColsOutput, outputData) = - ClassificationModel.transformColumnsImpl[FeaturesType](dataset, this) - // Output selected columns only. - if ($(probabilityCol) != "") { - // output probabilities - outputData.withColumn($(probabilityCol), - callUDF(predictProbabilities _, new VectorUDT, col($(featuresCol)))) - } else { - if (numColsOutput == 0) { - this.logWarning(s"$uid: ProbabilisticClassificationModel.transform() was called as NOOP" + - " since no output columns were set.") + // This is a bit complicated since it tries to avoid repeated computation. + var outputData = dataset + var numColsOutput = 0 + if ($(rawPredictionCol).nonEmpty) { + outputData = outputData.withColumn(getRawPredictionCol, + callUDF(predictRaw _, new VectorUDT, col(getFeaturesCol))) + numColsOutput += 1 + } + if ($(probabilityCol).nonEmpty) { + val probUDF = if ($(rawPredictionCol).nonEmpty) { + callUDF(raw2probability _, new VectorUDT, col($(rawPredictionCol))) + } else { + callUDF(predictProbability _, new VectorUDT, col($(featuresCol))) + } + outputData = outputData.withColumn($(probabilityCol), probUDF) + numColsOutput += 1 + } + if ($(predictionCol).nonEmpty) { + val predUDF = if ($(rawPredictionCol).nonEmpty) { + callUDF(raw2prediction _, DoubleType, col($(rawPredictionCol))) + } else if ($(probabilityCol).nonEmpty) { + callUDF(probability2prediction _, DoubleType, col($(probabilityCol))) + } else { + callUDF(predict _, DoubleType, col($(featuresCol))) } - outputData + outputData = outputData.withColumn($(predictionCol), predUDF) + numColsOutput += 1 + } + + if (numColsOutput == 0) { + this.logWarning(s"$uid: ProbabilisticClassificationModel.transform() was called as NOOP" + + " since no output columns were set.") } + outputData } /** - * :: DeveloperApi :: + * Estimate the probability of each class given the raw prediction, + * doing the computation in-place. + * These predictions are also called class conditional probabilities. + * + * This internal method is used to implement [[transform()]] and output [[probabilityCol]]. * + * @return Estimated class conditional probabilities (modified input vector) + */ + protected def raw2probabilityInPlace(rawPrediction: Vector): Vector + + /** Non-in-place version of [[raw2probabilityInPlace()]] */ + protected def raw2probability(rawPrediction: Vector): Vector = { + val probs = rawPrediction.copy + raw2probabilityInPlace(probs) + } + + /** * Predict the probability of each class given the features. * These predictions are also called class conditional probabilities. * - * WARNING: Not all models output well-calibrated probability estimates! These probabilities - * should be treated as confidences, not precise probabilities. - * * This internal method is used to implement [[transform()]] and output [[probabilityCol]]. + * + * @return Estimated class conditional probabilities + */ + protected def predictProbability(features: FeaturesType): Vector = { + val rawPreds = predictRaw(features) + raw2probabilityInPlace(rawPreds) + } + + /** + * Given a vector of class conditional probabilities, select the predicted label. + * This may be overridden to support thresholds which favor particular labels. + * @return predicted label */ - @DeveloperApi - protected def predictProbabilities(features: FeaturesType): Vector + protected def probability2prediction(probability: Vector): Double = probability.toDense.argmax } diff --git a/mllib/src/main/scala/org/apache/spark/ml/classification/RandomForestClassifier.scala b/mllib/src/main/scala/org/apache/spark/ml/classification/RandomForestClassifier.scala index 17f59bb42e129..9954893f14359 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/classification/RandomForestClassifier.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/classification/RandomForestClassifier.scala @@ -20,10 +20,9 @@ package org.apache.spark.ml.classification import scala.collection.mutable import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree._ +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.ParamMap -import org.apache.spark.ml.tree.{DecisionTreeModel, TreeEnsembleModel} +import org.apache.spark.ml.tree.{RandomForestParams, TreeClassifierParams, DecisionTreeModel, TreeEnsembleModel} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/ElementwiseProduct.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/ElementwiseProduct.scala new file mode 100644 index 0000000000000..f8b56293e3ccc --- /dev/null +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/ElementwiseProduct.scala @@ -0,0 +1,55 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.ml.feature + +import org.apache.spark.annotation.AlphaComponent +import org.apache.spark.ml.UnaryTransformer +import org.apache.spark.ml.param.Param +import org.apache.spark.mllib.feature +import org.apache.spark.mllib.linalg.{Vector, VectorUDT} +import org.apache.spark.sql.types.DataType + +/** + * :: AlphaComponent :: + * Outputs the Hadamard product (i.e., the element-wise product) of each input vector with a + * provided "weight" vector. In other words, it scales each column of the dataset by a scalar + * multiplier. + */ +@AlphaComponent +class ElementwiseProduct extends UnaryTransformer[Vector, Vector, ElementwiseProduct] { + + /** + * the vector to multiply with input vectors + * @group param + */ + val scalingVec: Param[Vector] = new Param(this, "scalingVector", "vector for hadamard product") + + /** @group setParam */ + def setScalingVec(value: Vector): this.type = set(scalingVec, value) + + /** @group getParam */ + def getScalingVec: Vector = getOrDefault(scalingVec) + + override protected def createTransformFunc: Vector => Vector = { + require(params.contains(scalingVec), s"transformation requires a weight vector") + val elemScaler = new feature.ElementwiseProduct($(scalingVec)) + elemScaler.transform + } + + override protected def outputDataType: DataType = new VectorUDT() +} diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/PolynomialExpansion.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/PolynomialExpansion.scala index 63e190c8aae53..9e6177ca27e4a 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/feature/PolynomialExpansion.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/PolynomialExpansion.scala @@ -31,7 +31,7 @@ import org.apache.spark.sql.types.DataType * which is available at [[http://en.wikipedia.org/wiki/Polynomial_expansion]], "In mathematics, an * expansion of a product of sums expresses it as a sum of products by using the fact that * multiplication distributes over addition". Take a 2-variable feature vector as an example: - * `(x, y)`, if we want to expand it with degree 2, then we get `(x, y, x * x, x * y, y * y)`. + * `(x, y)`, if we want to expand it with degree 2, then we get `(x, x * x, y, x * y, y * y)`. */ @AlphaComponent class PolynomialExpansion extends UnaryTransformer[Vector, Vector, PolynomialExpansion] { diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/Tokenizer.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/Tokenizer.scala index 2863b7621526e..649c217b16590 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/feature/Tokenizer.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/Tokenizer.scala @@ -42,7 +42,7 @@ class Tokenizer extends UnaryTransformer[String, Seq[String], Tokenizer] { /** * :: AlphaComponent :: - * A regex based tokenizer that extracts tokens either by repeatedly matching the regex(default) + * A regex based tokenizer that extracts tokens either by repeatedly matching the regex(default) * or using it to split the text (set matching to false). Optional parameters also allow filtering * tokens using a minimal length. * It returns an array of strings that can be empty. diff --git a/mllib/src/main/scala/org/apache/spark/ml/feature/VectorAssembler.scala b/mllib/src/main/scala/org/apache/spark/ml/feature/VectorAssembler.scala index 8f2e62a8e2081..796758a70ef18 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/feature/VectorAssembler.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/feature/VectorAssembler.scala @@ -30,7 +30,7 @@ import org.apache.spark.sql.types._ /** * :: AlphaComponent :: - * A feature transformer than merge multiple columns into a vector column. + * A feature transformer that merges multiple columns into a vector column. */ @AlphaComponent class VectorAssembler extends Transformer with HasInputCols with HasOutputCol { @@ -102,6 +102,6 @@ object VectorAssembler { case o => throw new SparkException(s"$o of type ${o.getClass.getName} is not supported.") } - Vectors.sparse(cur, indices.result(), values.result()) + Vectors.sparse(cur, indices.result(), values.result()).compressed } } diff --git a/mllib/src/main/scala/org/apache/spark/ml/param/params.scala b/mllib/src/main/scala/org/apache/spark/ml/param/params.scala index 51ce19d29cd29..0e1b60d172e3b 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/param/params.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/param/params.scala @@ -22,6 +22,7 @@ import java.util.NoSuchElementException import scala.annotation.varargs import scala.collection.mutable +import scala.collection.JavaConverters._ import org.apache.spark.annotation.AlphaComponent import org.apache.spark.ml.util.Identifiable @@ -218,6 +219,19 @@ class BooleanParam(parent: Params, name: String, doc: String) // No need for isV override def w(value: Boolean): ParamPair[Boolean] = super.w(value) } +/** Specialized version of [[Param[Array[T]]]] for Java. */ +class StringArrayParam(parent: Params, name: String, doc: String, isValid: Array[String] => Boolean) + extends Param[Array[String]](parent, name, doc, isValid) { + + def this(parent: Params, name: String, doc: String) = + this(parent, name, doc, ParamValidators.alwaysTrue) + + override def w(value: Array[String]): ParamPair[Array[String]] = super.w(value) + + /** Creates a param pair with a [[java.util.List]] of values (for Java and Python). */ + def w(value: java.util.List[String]): ParamPair[Array[String]] = w(value.asScala.toArray) +} + /** * A param amd its value. */ @@ -310,9 +324,7 @@ trait Params extends Identifiable with Serializable { * Sets a parameter in the embedded param map. */ protected final def set[T](param: Param[T], value: T): this.type = { - shouldOwn(param) - paramMap.put(param.asInstanceOf[Param[Any]], value) - this + set(param -> value) } /** @@ -322,6 +334,15 @@ trait Params extends Identifiable with Serializable { set(getParam(param), value) } + /** + * Sets a parameter in the embedded param map. + */ + protected final def set(paramPair: ParamPair[_]): this.type = { + shouldOwn(paramPair.param) + paramMap.put(paramPair) + this + } + /** * Optionally returns the user-supplied value of a param. */ @@ -366,13 +387,11 @@ trait Params extends Identifiable with Serializable { /** * Sets default values for a list of params. * - * Note: Java developers should use the single-parameter [[setDefault()]]. - * Annotating this with varargs causes compilation failures. - * * @param paramPairs a list of param pairs that specify params and their default values to set * respectively. Make sure that the params are initialized before this method * gets called. */ + @varargs protected final def setDefault(paramPairs: ParamPair[_]*): this.type = { paramPairs.foreach { p => setDefault(p.param.asInstanceOf[Param[Any]], p.value) diff --git a/mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala b/mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala index d379172e0bf53..5085b798daa17 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/param/shared/SharedParamsCodeGen.scala @@ -40,8 +40,10 @@ private[shared] object SharedParamsCodeGen { ParamDesc[String]("predictionCol", "prediction column name", Some("\"prediction\"")), ParamDesc[String]("rawPredictionCol", "raw prediction (a.k.a. confidence) column name", Some("\"rawPrediction\"")), - ParamDesc[String]("probabilityCol", - "column name for predicted class conditional probabilities", Some("\"probability\"")), + ParamDesc[String]("probabilityCol", "Column name for predicted class conditional" + + " probabilities. Note: Not all models output well-calibrated probability estimates!" + + " These probabilities should be treated as confidences, not precise probabilities.", + Some("\"probability\"")), ParamDesc[Double]("threshold", "threshold in binary classification prediction, in range [0, 1]", isValid = "ParamValidators.inRange(0, 1)"), @@ -83,6 +85,7 @@ private[shared] object SharedParamsCodeGen { case _ if c == classOf[Float] => "FloatParam" case _ if c == classOf[Double] => "DoubleParam" case _ if c == classOf[Boolean] => "BooleanParam" + case _ if c.isArray && c.getComponentType == classOf[String] => s"StringArrayParam" case _ => s"Param[${getTypeString(c)}]" } } diff --git a/mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala b/mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala index fb1874ccfc8dc..7525d37007377 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/param/shared/sharedParams.scala @@ -128,10 +128,10 @@ private[ml] trait HasRawPredictionCol extends Params { private[ml] trait HasProbabilityCol extends Params { /** - * Param for column name for predicted class conditional probabilities. + * Param for Column name for predicted class conditional probabilities. Note: Not all models output well-calibrated probability estimates! These probabilities should be treated as confidences, not precise probabilities.. * @group param */ - final val probabilityCol: Param[String] = new Param[String](this, "probabilityCol", "column name for predicted class conditional probabilities") + final val probabilityCol: Param[String] = new Param[String](this, "probabilityCol", "Column name for predicted class conditional probabilities. Note: Not all models output well-calibrated probability estimates! These probabilities should be treated as confidences, not precise probabilities.") setDefault(probabilityCol, "probability") @@ -178,7 +178,7 @@ private[ml] trait HasInputCols extends Params { * Param for input column names. * @group param */ - final val inputCols: Param[Array[String]] = new Param[Array[String]](this, "inputCols", "input column names") + final val inputCols: StringArrayParam = new StringArrayParam(this, "inputCols", "input column names") /** @group getParam */ final def getInputCols: Array[String] = $(inputCols) diff --git a/mllib/src/main/scala/org/apache/spark/ml/regression/DecisionTreeRegressor.scala b/mllib/src/main/scala/org/apache/spark/ml/regression/DecisionTreeRegressor.scala index b07c26fe79b36..f8f0b161a4812 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/regression/DecisionTreeRegressor.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/regression/DecisionTreeRegressor.scala @@ -18,10 +18,9 @@ package org.apache.spark.ml.regression import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree._ +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.ParamMap -import org.apache.spark.ml.tree.{DecisionTreeModel, Node} +import org.apache.spark.ml.tree.{TreeRegressorParams, DecisionTreeParams, DecisionTreeModel, Node} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/regression/GBTRegressor.scala b/mllib/src/main/scala/org/apache/spark/ml/regression/GBTRegressor.scala index bc796958e4545..461905c12701a 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/regression/GBTRegressor.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/regression/GBTRegressor.scala @@ -21,10 +21,9 @@ import com.github.fommil.netlib.BLAS.{getInstance => blas} import org.apache.spark.Logging import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree._ +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.{Param, ParamMap} -import org.apache.spark.ml.tree.{DecisionTreeModel, TreeEnsembleModel} +import org.apache.spark.ml.tree.{GBTParams, TreeRegressorParams, DecisionTreeModel, TreeEnsembleModel} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/regression/LinearRegression.scala b/mllib/src/main/scala/org/apache/spark/ml/regression/LinearRegression.scala index 66c475f2d9840..e63c9a3eead52 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/regression/LinearRegression.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/regression/LinearRegression.scala @@ -25,6 +25,7 @@ import breeze.optimize.{CachedDiffFunction, DiffFunction, LBFGS => BreezeLBFGS, import org.apache.spark.Logging import org.apache.spark.annotation.AlphaComponent +import org.apache.spark.ml.PredictorParams import org.apache.spark.ml.param.ParamMap import org.apache.spark.ml.param.shared.{HasElasticNetParam, HasMaxIter, HasRegParam, HasTol} import org.apache.spark.mllib.linalg.{Vector, Vectors} @@ -39,7 +40,7 @@ import org.apache.spark.util.StatCounter /** * Params for linear regression. */ -private[regression] trait LinearRegressionParams extends RegressorParams +private[regression] trait LinearRegressionParams extends PredictorParams with HasRegParam with HasElasticNetParam with HasMaxIter with HasTol /** @@ -240,7 +241,7 @@ class LinearRegressionModel private[ml] ( * + \bar{y} / \hat{y}||^2 * = 1/2n ||\sum_i w_i^\prime x_i - y / \hat{y} + offset||^2 = 1/2n diff^2 * }}} - * where w_i^\prime is the effective weights defined by w_i/\hat{x_i}, offset is + * where w_i^\prime^ is the effective weights defined by w_i/\hat{x_i}, offset is * {{{ * - \sum_i (w_i/\hat{x_i})\bar{x_i} + \bar{y} / \hat{y}. * }}}, and diff is diff --git a/mllib/src/main/scala/org/apache/spark/ml/regression/RandomForestRegressor.scala b/mllib/src/main/scala/org/apache/spark/ml/regression/RandomForestRegressor.scala index 0468a1be1ba74..dbc628927433d 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/regression/RandomForestRegressor.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/regression/RandomForestRegressor.scala @@ -18,10 +18,9 @@ package org.apache.spark.ml.regression import org.apache.spark.annotation.AlphaComponent -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor} -import org.apache.spark.ml.impl.tree.{RandomForestParams, TreeRegressorParams} +import org.apache.spark.ml.{PredictionModel, Predictor} import org.apache.spark.ml.param.ParamMap -import org.apache.spark.ml.tree.{DecisionTreeModel, TreeEnsembleModel} +import org.apache.spark.ml.tree.{RandomForestParams, TreeRegressorParams, DecisionTreeModel, TreeEnsembleModel} import org.apache.spark.ml.util.MetadataUtils import org.apache.spark.mllib.linalg.Vector import org.apache.spark.mllib.regression.LabeledPoint diff --git a/mllib/src/main/scala/org/apache/spark/ml/regression/Regressor.scala b/mllib/src/main/scala/org/apache/spark/ml/regression/Regressor.scala index c6b3327db6ad3..c72ef29680329 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/regression/Regressor.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/regression/Regressor.scala @@ -17,62 +17,40 @@ package org.apache.spark.ml.regression -import org.apache.spark.annotation.{AlphaComponent, DeveloperApi} -import org.apache.spark.ml.impl.estimator.{PredictionModel, Predictor, PredictorParams} +import org.apache.spark.annotation.DeveloperApi +import org.apache.spark.ml.{PredictionModel, PredictorParams, Predictor} -/** - * :: DeveloperApi :: - * Params for regression. - * Currently empty, but may add functionality later. - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. - */ -@DeveloperApi -private[spark] trait RegressorParams extends PredictorParams /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Single-label regression * * @tparam FeaturesType Type of input features. E.g., [[org.apache.spark.mllib.linalg.Vector]] * @tparam Learner Concrete Estimator type * @tparam M Concrete Model type - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent +@DeveloperApi private[spark] abstract class Regressor[ FeaturesType, Learner <: Regressor[FeaturesType, Learner, M], M <: RegressionModel[FeaturesType, M]] - extends Predictor[FeaturesType, Learner, M] - with RegressorParams { + extends Predictor[FeaturesType, Learner, M] with PredictorParams { // TODO: defaultEvaluator (follow-up PR) } /** - * :: AlphaComponent :: + * :: DeveloperApi :: * * Model produced by a [[Regressor]]. * * @tparam FeaturesType Type of input features. E.g., [[org.apache.spark.mllib.linalg.Vector]] * @tparam M Concrete Model type. - * - * NOTE: This is currently private[spark] but will be made public later once it is stabilized. */ -@AlphaComponent -private[spark] abstract class RegressionModel[FeaturesType, M <: RegressionModel[FeaturesType, M]] - extends PredictionModel[FeaturesType, M] with RegressorParams { - - /** - * :: DeveloperApi :: - * - * Predict real-valued label for the given features. - * This internal method is used to implement [[transform()]] and output [[predictionCol]]. - */ - @DeveloperApi - protected def predict(features: FeaturesType): Double +@DeveloperApi +abstract class RegressionModel[FeaturesType, M <: RegressionModel[FeaturesType, M]] + extends PredictionModel[FeaturesType, M] with PredictorParams { + // TODO: defaultEvaluator (follow-up PR) } diff --git a/mllib/src/main/scala/org/apache/spark/ml/impl/tree/treeParams.scala b/mllib/src/main/scala/org/apache/spark/ml/tree/treeParams.scala similarity index 99% rename from mllib/src/main/scala/org/apache/spark/ml/impl/tree/treeParams.scala rename to mllib/src/main/scala/org/apache/spark/ml/tree/treeParams.scala index 0e225627d4ee3..816fcedf2efb3 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/impl/tree/treeParams.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/tree/treeParams.scala @@ -15,10 +15,10 @@ * limitations under the License. */ -package org.apache.spark.ml.impl.tree +package org.apache.spark.ml.tree import org.apache.spark.annotation.DeveloperApi -import org.apache.spark.ml.impl.estimator.PredictorParams +import org.apache.spark.ml.PredictorParams import org.apache.spark.ml.param._ import org.apache.spark.ml.param.shared.{HasMaxIter, HasSeed} import org.apache.spark.mllib.tree.configuration.{Algo => OldAlgo, BoostingStrategy => OldBoostingStrategy, Strategy => OldStrategy} diff --git a/mllib/src/main/scala/org/apache/spark/ml/tuning/CrossValidator.scala b/mllib/src/main/scala/org/apache/spark/ml/tuning/CrossValidator.scala index 9208127eb1d79..ac0d1fed84b2e 100644 --- a/mllib/src/main/scala/org/apache/spark/ml/tuning/CrossValidator.scala +++ b/mllib/src/main/scala/org/apache/spark/ml/tuning/CrossValidator.scala @@ -105,7 +105,7 @@ class CrossValidator extends Estimator[CrossValidatorModel] with CrossValidatorP override def fit(dataset: DataFrame): CrossValidatorModel = { val schema = dataset.schema - transformSchema(dataset.schema, logging = true) + transformSchema(schema, logging = true) val sqlCtx = dataset.sqlContext val est = $(estimator) val eval = $(evaluator) @@ -159,6 +159,7 @@ class CrossValidatorModel private[ml] ( } override def transform(dataset: DataFrame): DataFrame = { + transformSchema(dataset.schema, logging = true) bestModel.transform(dataset) } diff --git a/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala b/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala index c8daa2388e868..a410547a72fda 100644 --- a/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala +++ b/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDA.scala @@ -18,8 +18,9 @@ package org.apache.spark.mllib.clustering import breeze.linalg.{DenseVector => BDV} + import org.apache.spark.Logging -import org.apache.spark.annotation.Experimental +import org.apache.spark.annotation.{DeveloperApi, Experimental} import org.apache.spark.api.java.JavaPairRDD import org.apache.spark.graphx._ import org.apache.spark.mllib.linalg.Vector @@ -197,12 +198,20 @@ class LDA private ( } - /** LDAOptimizer used to perform the actual calculation */ + /** + * :: DeveloperApi :: + * + * LDAOptimizer used to perform the actual calculation + */ + @DeveloperApi def getOptimizer: LDAOptimizer = ldaOptimizer /** + * :: DeveloperApi :: + * * LDAOptimizer used to perform the actual calculation (default = EMLDAOptimizer) */ + @DeveloperApi def setOptimizer(optimizer: LDAOptimizer): this.type = { this.ldaOptimizer = optimizer this @@ -210,7 +219,7 @@ class LDA private ( /** * Set the LDAOptimizer used to perform the actual calculation by algorithm name. - * Currently "em", "online" is supported. + * Currently "em", "online" are supported. */ def setOptimizer(optimizerName: String): this.type = { this.ldaOptimizer = diff --git a/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAOptimizer.scala b/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAOptimizer.scala index 093aa0f315ab2..6fa2fe053c6a4 100644 --- a/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAOptimizer.scala +++ b/mllib/src/main/scala/org/apache/spark/mllib/clustering/LDAOptimizer.scala @@ -23,7 +23,7 @@ import breeze.linalg.{DenseVector => BDV, DenseMatrix => BDM, sum, normalize, kr import breeze.numerics.{digamma, exp, abs} import breeze.stats.distributions.{Gamma, RandBasis} -import org.apache.spark.annotation.Experimental +import org.apache.spark.annotation.DeveloperApi import org.apache.spark.graphx._ import org.apache.spark.graphx.impl.GraphImpl import org.apache.spark.mllib.impl.PeriodicGraphCheckpointer @@ -31,13 +31,13 @@ import org.apache.spark.mllib.linalg.{Matrices, SparseVector, DenseVector, Vecto import org.apache.spark.rdd.RDD /** - * :: Experimental :: + * :: DeveloperApi :: * * An LDAOptimizer specifies which optimization/learning/inference algorithm to use, and it can * hold optimizer-specific parameters for users to set. */ -@Experimental -trait LDAOptimizer { +@DeveloperApi +sealed trait LDAOptimizer { /* DEVELOPERS NOTE: @@ -59,7 +59,7 @@ trait LDAOptimizer { } /** - * :: Experimental :: + * :: DeveloperApi :: * * Optimizer for EM algorithm which stores data + parameter graph, plus algorithm parameters. * @@ -75,8 +75,8 @@ trait LDAOptimizer { * "On Smoothing and Inference for Topic Models." UAI, 2009. * */ -@Experimental -class EMLDAOptimizer extends LDAOptimizer { +@DeveloperApi +final class EMLDAOptimizer extends LDAOptimizer { import LDA._ @@ -211,7 +211,7 @@ class EMLDAOptimizer extends LDAOptimizer { /** - * :: Experimental :: + * :: DeveloperApi :: * * An online optimizer for LDA. The Optimizer implements the Online variational Bayes LDA * algorithm, which processes a subset of the corpus on each iteration, and updates the term-topic @@ -220,8 +220,8 @@ class EMLDAOptimizer extends LDAOptimizer { * Original Online LDA paper: * Hoffman, Blei and Bach, "Online Learning for Latent Dirichlet Allocation." NIPS, 2010. */ -@Experimental -class OnlineLDAOptimizer extends LDAOptimizer { +@DeveloperApi +final class OnlineLDAOptimizer extends LDAOptimizer { // LDA common parameters private var k: Int = 0 @@ -243,8 +243,8 @@ class OnlineLDAOptimizer extends LDAOptimizer { private var randomGenerator: java.util.Random = null // Online LDA specific parameters - // Learning rate is: (tau_0 + t)^{-kappa} - private var tau_0: Double = 1024 + // Learning rate is: (tau0 + t)^{-kappa} + private var tau0: Double = 1024 private var kappa: Double = 0.51 private var miniBatchFraction: Double = 0.05 @@ -265,16 +265,16 @@ class OnlineLDAOptimizer extends LDAOptimizer { * A (positive) learning parameter that downweights early iterations. Larger values make early * iterations count less. */ - def getTau_0: Double = this.tau_0 + def getTau0: Double = this.tau0 /** * A (positive) learning parameter that downweights early iterations. Larger values make early * iterations count less. * Default: 1024, following the original Online LDA paper. */ - def setTau_0(tau_0: Double): this.type = { - require(tau_0 > 0, s"LDA tau_0 must be positive, but was set to $tau_0") - this.tau_0 = tau_0 + def setTau0(tau0: Double): this.type = { + require(tau0 > 0, s"LDA tau0 must be positive, but was set to $tau0") + this.tau0 = tau0 this } @@ -434,11 +434,8 @@ class OnlineLDAOptimizer extends LDAOptimizer { * Update lambda based on the batch submitted. batchSize can be different for each iteration. */ private[clustering] def update(stat: BDM[Double], iter: Int, batchSize: Int): Unit = { - val tau_0 = this.getTau_0 - val kappa = this.getKappa - // weight of the mini-batch. - val weight = math.pow(tau_0 + iter, -kappa) + val weight = math.pow(getTau0 + iter, -getKappa) // Update lambda based on documents. lambda = lambda * (1 - weight) + diff --git a/mllib/src/main/scala/org/apache/spark/mllib/evaluation/RegressionMetrics.scala b/mllib/src/main/scala/org/apache/spark/mllib/evaluation/RegressionMetrics.scala index 693117d820580..e577bf87f885e 100644 --- a/mllib/src/main/scala/org/apache/spark/mllib/evaluation/RegressionMetrics.scala +++ b/mllib/src/main/scala/org/apache/spark/mllib/evaluation/RegressionMetrics.scala @@ -22,6 +22,7 @@ import org.apache.spark.rdd.RDD import org.apache.spark.Logging import org.apache.spark.mllib.linalg.Vectors import org.apache.spark.mllib.stat.{MultivariateStatisticalSummary, MultivariateOnlineSummarizer} +import org.apache.spark.sql.DataFrame /** * :: Experimental :: @@ -32,6 +33,14 @@ import org.apache.spark.mllib.stat.{MultivariateStatisticalSummary, Multivariate @Experimental class RegressionMetrics(predictionAndObservations: RDD[(Double, Double)]) extends Logging { + /** + * An auxiliary constructor taking a DataFrame. + * @param predictionAndObservations a DataFrame with two double columns: + * prediction and observation + */ + private[mllib] def this(predictionAndObservations: DataFrame) = + this(predictionAndObservations.map(r => (r.getDouble(0), r.getDouble(1)))) + /** * Use MultivariateOnlineSummarizer to calculate summary statistics of observations and errors. */ diff --git a/mllib/src/main/scala/org/apache/spark/mllib/feature/ElementwiseProduct.scala b/mllib/src/main/scala/org/apache/spark/mllib/feature/ElementwiseProduct.scala new file mode 100644 index 0000000000000..b0985baf9b278 --- /dev/null +++ b/mllib/src/main/scala/org/apache/spark/mllib/feature/ElementwiseProduct.scala @@ -0,0 +1,64 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.mllib.feature + +import org.apache.spark.annotation.Experimental +import org.apache.spark.mllib.linalg._ + +/** + * :: Experimental :: + * Outputs the Hadamard product (i.e., the element-wise product) of each input vector with a + * provided "weight" vector. In other words, it scales each column of the dataset by a scalar + * multiplier. + * @param scalingVector The values used to scale the reference vector's individual components. + */ +@Experimental +class ElementwiseProduct(val scalingVector: Vector) extends VectorTransformer { + + /** + * Does the hadamard product transformation. + * + * @param vector vector to be transformed. + * @return transformed vector. + */ + override def transform(vector: Vector): Vector = { + require(vector.size == scalingVector.size, + s"vector sizes do not match: Expected ${scalingVector.size} but found ${vector.size}") + vector match { + case dv: DenseVector => + val values: Array[Double] = dv.values.clone() + val dim = scalingVector.size + var i = 0 + while (i < dim) { + values(i) *= scalingVector(i) + i += 1 + } + Vectors.dense(values) + case SparseVector(size, indices, vs) => + val values = vs.clone() + val dim = values.length + var i = 0 + while (i < dim) { + values(i) *= scalingVector(indices(i)) + i += 1 + } + Vectors.sparse(size, indices, values) + case v => throw new IllegalArgumentException("Does not support vector type " + v.getClass) + } + } +} diff --git a/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala b/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala index 188d1e542b5b5..f6bcdf83cd337 100644 --- a/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala +++ b/mllib/src/main/scala/org/apache/spark/mllib/linalg/Vectors.scala @@ -587,6 +587,28 @@ class DenseVector(val values: Array[Double]) extends Vector { } new SparseVector(size, ii, vv) } + + /** + * Find the index of a maximal element. Returns the first maximal element in case of a tie. + * Returns -1 if vector has length 0. + */ + private[spark] def argmax: Int = { + if (size == 0) { + -1 + } else { + var maxIdx = 0 + var maxValue = values(0) + var i = 1 + while (i < size) { + if (values(i) > maxValue) { + maxIdx = i + maxValue = values(i) + } + i += 1 + } + maxIdx + } + } } object DenseVector { diff --git a/mllib/src/main/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctions.scala b/mllib/src/main/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctions.scala index 5af55aaf84802..1b93e2d764c69 100644 --- a/mllib/src/main/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctions.scala +++ b/mllib/src/main/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctions.scala @@ -46,7 +46,7 @@ class MLPairRDDFunctions[K: ClassTag, V: ClassTag](self: RDD[(K, V)]) extends Se combOp = (queue1, queue2) => { queue1 ++= queue2 } - ).mapValues(_.toArray.reverse) // This is an min-heap, so we reverse the order. + ).mapValues(_.toArray.sorted(ord.reverse)) // This is an min-heap, so we reverse the order. } } diff --git a/mllib/src/test/java/org/apache/spark/ml/param/JavaTestParams.java b/mllib/src/test/java/org/apache/spark/ml/param/JavaTestParams.java index 8abe575610d19..532eca47918fc 100644 --- a/mllib/src/test/java/org/apache/spark/ml/param/JavaTestParams.java +++ b/mllib/src/test/java/org/apache/spark/ml/param/JavaTestParams.java @@ -59,5 +59,6 @@ public JavaTestParams() { ParamValidators.inArray(validStrings)); setDefault(myIntParam, 1); setDefault(myDoubleParam, 0.5); + setDefault(myIntParam.w(1), myDoubleParam.w(0.5)); } } diff --git a/mllib/src/test/java/org/apache/spark/mllib/clustering/JavaLDASuite.java b/mllib/src/test/java/org/apache/spark/mllib/clustering/JavaLDASuite.java index f394d903966de..96c2da169961f 100644 --- a/mllib/src/test/java/org/apache/spark/mllib/clustering/JavaLDASuite.java +++ b/mllib/src/test/java/org/apache/spark/mllib/clustering/JavaLDASuite.java @@ -117,7 +117,7 @@ public void OnlineOptimizerCompatibility() { // Train a model OnlineLDAOptimizer op = new OnlineLDAOptimizer() - .setTau_0(1024) + .setTau0(1024) .setKappa(0.51) .setGammaShape(1e40) .setMiniBatchFraction(0.5); diff --git a/mllib/src/test/scala/org/apache/spark/ml/feature/VectorAssemblerSuite.scala b/mllib/src/test/scala/org/apache/spark/ml/feature/VectorAssemblerSuite.scala index 57d0278e03639..0db27607bc274 100644 --- a/mllib/src/test/scala/org/apache/spark/ml/feature/VectorAssemblerSuite.scala +++ b/mllib/src/test/scala/org/apache/spark/ml/feature/VectorAssemblerSuite.scala @@ -20,7 +20,7 @@ package org.apache.spark.ml.feature import org.scalatest.FunSuite import org.apache.spark.SparkException -import org.apache.spark.mllib.linalg.{Vector, Vectors} +import org.apache.spark.mllib.linalg.{DenseVector, SparseVector, Vector, Vectors} import org.apache.spark.mllib.util.MLlibTestSparkContext import org.apache.spark.sql.{Row, SQLContext} @@ -48,6 +48,14 @@ class VectorAssemblerSuite extends FunSuite with MLlibTestSparkContext { } } + test("assemble should compress vectors") { + import org.apache.spark.ml.feature.VectorAssembler.assemble + val v1 = assemble(0.0, 0.0, 0.0, Vectors.dense(4.0)) + assert(v1.isInstanceOf[SparseVector]) + val v2 = assemble(1.0, 2.0, 3.0, Vectors.sparse(1, Array(0), Array(4.0))) + assert(v2.isInstanceOf[DenseVector]) + } + test("VectorAssembler") { val df = sqlContext.createDataFrame(Seq( (0, 0.0, Vectors.dense(1.0, 2.0), "a", Vectors.sparse(2, Array(1), Array(3.0)), 10L) diff --git a/mllib/src/test/scala/org/apache/spark/mllib/clustering/LDASuite.scala b/mllib/src/test/scala/org/apache/spark/mllib/clustering/LDASuite.scala index 2dcc881f5abd2..d5b7d96335744 100644 --- a/mllib/src/test/scala/org/apache/spark/mllib/clustering/LDASuite.scala +++ b/mllib/src/test/scala/org/apache/spark/mllib/clustering/LDASuite.scala @@ -138,12 +138,12 @@ class LDASuite extends FunSuite with MLlibTestSparkContext { val lda = new LDA().setK(2) val corpus = sc.parallelize(tinyCorpus, 2) val op = new OnlineLDAOptimizer().initialize(corpus, lda) - op.setKappa(0.9876).setMiniBatchFraction(0.123).setTau_0(567) + op.setKappa(0.9876).setMiniBatchFraction(0.123).setTau0(567) assert(op.getAlpha == 0.5) // default 1.0 / k assert(op.getEta == 0.5) // default 1.0 / k assert(op.getKappa == 0.9876) assert(op.getMiniBatchFraction == 0.123) - assert(op.getTau_0 == 567) + assert(op.getTau0 == 567) } test("OnlineLDAOptimizer one iteration") { @@ -159,7 +159,7 @@ class LDASuite extends FunSuite with MLlibTestSparkContext { val corpus = sc.parallelize(docs, 2) // Set GammaShape large to avoid the stochastic impact. - val op = new OnlineLDAOptimizer().setTau_0(1024).setKappa(0.51).setGammaShape(1e40) + val op = new OnlineLDAOptimizer().setTau0(1024).setKappa(0.51).setGammaShape(1e40) .setMiniBatchFraction(1) val lda = new LDA().setK(k).setMaxIterations(1).setOptimizer(op).setSeed(12345) @@ -192,7 +192,7 @@ class LDASuite extends FunSuite with MLlibTestSparkContext { ).zipWithIndex.map { case (wordCounts, docId) => (docId.toLong, wordCounts) } val docs = sc.parallelize(toydata) - val op = new OnlineLDAOptimizer().setMiniBatchFraction(1).setTau_0(1024).setKappa(0.51) + val op = new OnlineLDAOptimizer().setMiniBatchFraction(1).setTau0(1024).setKappa(0.51) .setGammaShape(1e10) val lda = new LDA().setK(2) .setDocConcentration(0.01) diff --git a/mllib/src/test/scala/org/apache/spark/mllib/feature/ElementwiseProductSuite.scala b/mllib/src/test/scala/org/apache/spark/mllib/feature/ElementwiseProductSuite.scala new file mode 100644 index 0000000000000..f3a482abda873 --- /dev/null +++ b/mllib/src/test/scala/org/apache/spark/mllib/feature/ElementwiseProductSuite.scala @@ -0,0 +1,61 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.mllib.feature + +import org.scalatest.FunSuite + +import org.apache.spark.mllib.linalg.{DenseVector, SparseVector, Vectors} +import org.apache.spark.mllib.util.MLlibTestSparkContext +import org.apache.spark.mllib.util.TestingUtils._ + +class ElementwiseProductSuite extends FunSuite with MLlibTestSparkContext { + + test("elementwise (hadamard) product should properly apply vector to dense data set") { + val denseData = Array( + Vectors.dense(1.0, 4.0, 1.9, -9.0) + ) + val scalingVec = Vectors.dense(2.0, 0.5, 0.0, 0.25) + val transformer = new ElementwiseProduct(scalingVec) + val transformedData = transformer.transform(sc.makeRDD(denseData)) + val transformedVecs = transformedData.collect() + val transformedVec = transformedVecs(0) + val expectedVec = Vectors.dense(2.0, 2.0, 0.0, -2.25) + assert(transformedVec ~== expectedVec absTol 1E-5, + s"Expected transformed vector $expectedVec but found $transformedVec") + } + + test("elementwise (hadamard) product should properly apply vector to sparse data set") { + val sparseData = Array( + Vectors.sparse(3, Seq((1, -1.0), (2, -3.0))) + ) + val dataRDD = sc.parallelize(sparseData, 3) + val scalingVec = Vectors.dense(1.0, 0.0, 0.5) + val transformer = new ElementwiseProduct(scalingVec) + val data2 = sparseData.map(transformer.transform) + val data2RDD = transformer.transform(dataRDD) + + assert((sparseData, data2, data2RDD.collect()).zipped.forall { + case (v1: DenseVector, v2: DenseVector, v3: DenseVector) => true + case (v1: SparseVector, v2: SparseVector, v3: SparseVector) => true + case _ => false + }, "The vector type should be preserved after hadamard product") + + assert((data2, data2RDD.collect()).zipped.forall((v1, v2) => v1 ~== v2 absTol 1E-5)) + assert(data2(0) ~== Vectors.sparse(3, Seq((1, 0.0), (2, -1.5))) absTol 1E-5) + } +} diff --git a/mllib/src/test/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctionsSuite.scala b/mllib/src/test/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctionsSuite.scala index cb8fe4dba96f5..57216e8eb4a55 100644 --- a/mllib/src/test/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctionsSuite.scala +++ b/mllib/src/test/scala/org/apache/spark/mllib/rdd/MLPairRDDFunctionsSuite.scala @@ -24,13 +24,14 @@ import org.apache.spark.mllib.rdd.MLPairRDDFunctions._ class MLPairRDDFunctionsSuite extends FunSuite with MLlibTestSparkContext { test("topByKey") { - val topMap = sc.parallelize(Array((1, 1), (1, 2), (3, 2), (3, 7), (5, 1), (3, 5)), 2) - .topByKey(2) + val topMap = sc.parallelize(Array((1, 7), (1, 3), (1, 6), (1, 1), (1, 2), (3, 2), (3, 7), (5, + 1), (3, 5)), 2) + .topByKey(5) .collectAsMap() assert(topMap.size === 3) - assert(topMap(1) === Array(2, 1)) - assert(topMap(3) === Array(7, 5)) + assert(topMap(1) === Array(7, 6, 3, 2, 1)) + assert(topMap(3) === Array(7, 5, 2)) assert(topMap(5) === Array(1)) } } diff --git a/pom.xml b/pom.xml index 38591afc9a71b..c83dec4f42399 100644 --- a/pom.xml +++ b/pom.xml @@ -623,6 +623,18 @@ + + com.sun.jersey + jersey-server + 1.9 + ${hadoop.deps.scope} + + + com.sun.jersey + jersey-core + 1.9 + ${hadoop.deps.scope} + org.scala-lang scala-compiler diff --git a/project/MimaExcludes.scala b/project/MimaExcludes.scala index bf343d4b7e40b..cfe387faec14b 100644 --- a/project/MimaExcludes.scala +++ b/project/MimaExcludes.scala @@ -89,6 +89,8 @@ object MimaExcludes { ProblemFilters.exclude[MissingMethodProblem]( "org.apache.spark.mllib.linalg.Vector.numActives") ) ++ Seq( + // Execution should never be included as its always internal. + MimaBuild.excludeSparkPackage("sql.execution"), // This `protected[sql]` method was removed in 1.3.1 ProblemFilters.exclude[MissingMethodProblem]( "org.apache.spark.sql.SQLContext.checkAnalysis"), diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala index b4431c7ee05b6..186345af0e60e 100644 --- a/project/SparkBuild.scala +++ b/project/SparkBuild.scala @@ -193,6 +193,7 @@ object SparkBuild extends PomBuild { * Usage: `build/sbt sparkShell` */ val sparkShell = taskKey[Unit]("start a spark-shell.") + val sparkSql = taskKey[Unit]("starts the spark sql CLI.") enable(Seq( connectInput in run := true, @@ -203,6 +204,12 @@ object SparkBuild extends PomBuild { sparkShell := { (runMain in Compile).toTask(" org.apache.spark.repl.Main -usejavacp").value + }, + + javaOptions in Compile += "-Dspark.master=local", + + sparkSql := { + (runMain in Compile).toTask(" org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver").value } ))(assembly) @@ -363,6 +370,7 @@ object Assembly { object PySparkAssembly { import sbtassembly.Plugin._ import AssemblyKeys._ + import java.util.zip.{ZipOutputStream, ZipEntry} lazy val settings = Seq( unmanagedJars in Compile += { BuildCommons.sparkHome / "python/lib/py4j-0.8.2.1-src.zip" }, @@ -370,16 +378,48 @@ object PySparkAssembly { // to be included in the assembly. We can't just add "python/" to the assembly's resource dir // list since that will copy unneeded / unwanted files. resourceGenerators in Compile <+= resourceManaged in Compile map { outDir: File => + val src = new File(BuildCommons.sparkHome, "python/pyspark") + + val zipFile = new File(BuildCommons.sparkHome , "python/lib/pyspark.zip") + zipFile.delete() + zipRecursive(src, zipFile) + val dst = new File(outDir, "pyspark") if (!dst.isDirectory()) { require(dst.mkdirs()) } - - val src = new File(BuildCommons.sparkHome, "python/pyspark") copy(src, dst) } ) + private def zipRecursive(source: File, destZipFile: File) = { + val destOutput = new ZipOutputStream(new FileOutputStream(destZipFile)) + addFilesToZipStream("", source, destOutput) + destOutput.flush() + destOutput.close() + } + + private def addFilesToZipStream(parent: String, source: File, output: ZipOutputStream): Unit = { + if (source.isDirectory()) { + output.putNextEntry(new ZipEntry(parent + source.getName())) + for (file <- source.listFiles()) { + addFilesToZipStream(parent + source.getName() + File.separator, file, output) + } + } else { + val in = new FileInputStream(source) + output.putNextEntry(new ZipEntry(parent + source.getName())) + val buf = new Array[Byte](8192) + var n = 0 + while (n != -1) { + n = in.read(buf) + if (n != -1) { + output.write(buf, 0, n) + } + } + in.close() + } + } + private def copy(src: File, dst: File): Seq[File] = { src.listFiles().flatMap { f => val child = new File(dst, f.getName()) @@ -497,7 +537,7 @@ object TestSettings { // Setting SPARK_DIST_CLASSPATH is a simple way to make sure any child processes // launched by the tests have access to the correct test-time classpath. envVars in Test ++= Map( - "SPARK_DIST_CLASSPATH" -> + "SPARK_DIST_CLASSPATH" -> (fullClasspath in Test).value.files.map(_.getAbsolutePath).mkString(":").stripSuffix(":"), "JAVA_HOME" -> sys.env.get("JAVA_HOME").getOrElse(sys.props("java.home"))), javaOptions in Test += "-Dspark.test.home=" + sparkHome, diff --git a/python/pyspark/ml/feature.py b/python/pyspark/ml/feature.py index 4e4614b859ac6..f35bc1463d51b 100644 --- a/python/pyspark/ml/feature.py +++ b/python/pyspark/ml/feature.py @@ -16,12 +16,571 @@ # from pyspark.rdd import ignore_unicode_prefix -from pyspark.ml.param.shared import HasInputCol, HasOutputCol, HasNumFeatures +from pyspark.ml.param.shared import * from pyspark.ml.util import keyword_only -from pyspark.ml.wrapper import JavaTransformer +from pyspark.ml.wrapper import JavaEstimator, JavaModel, JavaTransformer from pyspark.mllib.common import inherit_doc -__all__ = ['Tokenizer', 'HashingTF'] +__all__ = ['Binarizer', 'HashingTF', 'IDF', 'IDFModel', 'Normalizer', 'OneHotEncoder', + 'PolynomialExpansion', 'RegexTokenizer', 'StandardScaler', 'StandardScalerModel', + 'StringIndexer', 'StringIndexerModel', 'Tokenizer', 'VectorAssembler', 'VectorIndexer', + 'Word2Vec', 'Word2VecModel'] + + +@inherit_doc +class Binarizer(JavaTransformer, HasInputCol, HasOutputCol): + """ + Binarize a column of continuous features given a threshold. + + >>> df = sqlContext.createDataFrame([(0.5,)], ["values"]) + >>> binarizer = Binarizer(threshold=1.0, inputCol="values", outputCol="features") + >>> binarizer.transform(df).head().features + 0.0 + >>> binarizer.setParams(outputCol="freqs").transform(df).head().freqs + 0.0 + >>> params = {binarizer.threshold: -0.5, binarizer.outputCol: "vector"} + >>> binarizer.transform(df, params).head().vector + 1.0 + """ + + _java_class = "org.apache.spark.ml.feature.Binarizer" + # a placeholder to make it appear in the generated doc + threshold = Param(Params._dummy(), "threshold", + "threshold in binary classification prediction, in range [0, 1]") + + @keyword_only + def __init__(self, threshold=0.0, inputCol=None, outputCol=None): + """ + __init__(self, threshold=0.0, inputCol=None, outputCol=None) + """ + super(Binarizer, self).__init__() + self.threshold = Param(self, "threshold", + "threshold in binary classification prediction, in range [0, 1]") + self._setDefault(threshold=0.0) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, threshold=0.0, inputCol=None, outputCol=None): + """ + setParams(self, threshold=0.0, inputCol=None, outputCol=None) + Sets params for this Binarizer. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setThreshold(self, value): + """ + Sets the value of :py:attr:`threshold`. + """ + self.paramMap[self.threshold] = value + return self + + def getThreshold(self): + """ + Gets the value of threshold or its default value. + """ + return self.getOrDefault(self.threshold) + + +@inherit_doc +class HashingTF(JavaTransformer, HasInputCol, HasOutputCol, HasNumFeatures): + """ + Maps a sequence of terms to their term frequencies using the + hashing trick. + + >>> df = sqlContext.createDataFrame([(["a", "b", "c"],)], ["words"]) + >>> hashingTF = HashingTF(numFeatures=10, inputCol="words", outputCol="features") + >>> hashingTF.transform(df).head().features + SparseVector(10, {7: 1.0, 8: 1.0, 9: 1.0}) + >>> hashingTF.setParams(outputCol="freqs").transform(df).head().freqs + SparseVector(10, {7: 1.0, 8: 1.0, 9: 1.0}) + >>> params = {hashingTF.numFeatures: 5, hashingTF.outputCol: "vector"} + >>> hashingTF.transform(df, params).head().vector + SparseVector(5, {2: 1.0, 3: 1.0, 4: 1.0}) + """ + + _java_class = "org.apache.spark.ml.feature.HashingTF" + + @keyword_only + def __init__(self, numFeatures=1 << 18, inputCol=None, outputCol=None): + """ + __init__(self, numFeatures=1 << 18, inputCol=None, outputCol=None) + """ + super(HashingTF, self).__init__() + self._setDefault(numFeatures=1 << 18) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, numFeatures=1 << 18, inputCol=None, outputCol=None): + """ + setParams(self, numFeatures=1 << 18, inputCol=None, outputCol=None) + Sets params for this HashingTF. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + +@inherit_doc +class IDF(JavaEstimator, HasInputCol, HasOutputCol): + """ + Compute the Inverse Document Frequency (IDF) given a collection of documents. + + >>> from pyspark.mllib.linalg import DenseVector + >>> df = sqlContext.createDataFrame([(DenseVector([1.0, 2.0]),), + ... (DenseVector([0.0, 1.0]),), (DenseVector([3.0, 0.2]),)], ["tf"]) + >>> idf = IDF(minDocFreq=3, inputCol="tf", outputCol="idf") + >>> idf.fit(df).transform(df).head().idf + DenseVector([0.0, 0.0]) + >>> idf.setParams(outputCol="freqs").fit(df).transform(df).collect()[1].freqs + DenseVector([0.0, 0.0]) + >>> params = {idf.minDocFreq: 1, idf.outputCol: "vector"} + >>> idf.fit(df, params).transform(df).head().vector + DenseVector([0.2877, 0.0]) + """ + + _java_class = "org.apache.spark.ml.feature.IDF" + + # a placeholder to make it appear in the generated doc + minDocFreq = Param(Params._dummy(), "minDocFreq", + "minimum of documents in which a term should appear for filtering") + + @keyword_only + def __init__(self, minDocFreq=0, inputCol=None, outputCol=None): + """ + __init__(self, minDocFreq=0, inputCol=None, outputCol=None) + """ + super(IDF, self).__init__() + self.minDocFreq = Param(self, "minDocFreq", + "minimum of documents in which a term should appear for filtering") + self._setDefault(minDocFreq=0) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, minDocFreq=0, inputCol=None, outputCol=None): + """ + setParams(self, minDocFreq=0, inputCol=None, outputCol=None) + Sets params for this IDF. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setMinDocFreq(self, value): + """ + Sets the value of :py:attr:`minDocFreq`. + """ + self.paramMap[self.minDocFreq] = value + return self + + def getMinDocFreq(self): + """ + Gets the value of minDocFreq or its default value. + """ + return self.getOrDefault(self.minDocFreq) + + +class IDFModel(JavaModel): + """ + Model fitted by IDF. + """ + + +@inherit_doc +class Normalizer(JavaTransformer, HasInputCol, HasOutputCol): + """ + Normalize a vector to have unit norm using the given p-norm. + + >>> from pyspark.mllib.linalg import Vectors + >>> svec = Vectors.sparse(4, {1: 4.0, 3: 3.0}) + >>> df = sqlContext.createDataFrame([(Vectors.dense([3.0, -4.0]), svec)], ["dense", "sparse"]) + >>> normalizer = Normalizer(p=2.0, inputCol="dense", outputCol="features") + >>> normalizer.transform(df).head().features + DenseVector([0.6, -0.8]) + >>> normalizer.setParams(inputCol="sparse", outputCol="freqs").transform(df).head().freqs + SparseVector(4, {1: 0.8, 3: 0.6}) + >>> params = {normalizer.p: 1.0, normalizer.inputCol: "dense", normalizer.outputCol: "vector"} + >>> normalizer.transform(df, params).head().vector + DenseVector([0.4286, -0.5714]) + """ + + # a placeholder to make it appear in the generated doc + p = Param(Params._dummy(), "p", "the p norm value.") + + _java_class = "org.apache.spark.ml.feature.Normalizer" + + @keyword_only + def __init__(self, p=2.0, inputCol=None, outputCol=None): + """ + __init__(self, p=2.0, inputCol=None, outputCol=None) + """ + super(Normalizer, self).__init__() + self.p = Param(self, "p", "the p norm value.") + self._setDefault(p=2.0) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, p=2.0, inputCol=None, outputCol=None): + """ + setParams(self, p=2.0, inputCol=None, outputCol=None) + Sets params for this Normalizer. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setP(self, value): + """ + Sets the value of :py:attr:`p`. + """ + self.paramMap[self.p] = value + return self + + def getP(self): + """ + Gets the value of p or its default value. + """ + return self.getOrDefault(self.p) + + +@inherit_doc +class OneHotEncoder(JavaTransformer, HasInputCol, HasOutputCol): + """ + A one-hot encoder that maps a column of label indices to a column of binary vectors, with + at most a single one-value. By default, the binary vector has an element for each category, so + with 5 categories, an input value of 2.0 would map to an output vector of + (0.0, 0.0, 1.0, 0.0, 0.0). If includeFirst is set to false, the first category is omitted, so + the output vector for the previous example would be (0.0, 1.0, 0.0, 0.0) and an input value + of 0.0 would map to a vector of all zeros. Including the first category makes the vector columns + linearly dependent because they sum up to one. + + TODO: This method requires the use of StringIndexer first. Decouple them. + + >>> stringIndexer = StringIndexer(inputCol="label", outputCol="indexed") + >>> model = stringIndexer.fit(stringIndDf) + >>> td = model.transform(stringIndDf) + >>> encoder = OneHotEncoder(includeFirst=False, inputCol="indexed", outputCol="features") + >>> encoder.transform(td).head().features + SparseVector(2, {}) + >>> encoder.setParams(outputCol="freqs").transform(td).head().freqs + SparseVector(2, {}) + >>> params = {encoder.includeFirst: True, encoder.outputCol: "test"} + >>> encoder.transform(td, params).head().test + SparseVector(3, {0: 1.0}) + """ + + _java_class = "org.apache.spark.ml.feature.OneHotEncoder" + + # a placeholder to make it appear in the generated doc + includeFirst = Param(Params._dummy(), "includeFirst", "include first category") + + @keyword_only + def __init__(self, includeFirst=True, inputCol=None, outputCol=None): + """ + __init__(self, includeFirst=True, inputCol=None, outputCol=None) + """ + super(OneHotEncoder, self).__init__() + self.includeFirst = Param(self, "includeFirst", "include first category") + self._setDefault(includeFirst=True) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, includeFirst=True, inputCol=None, outputCol=None): + """ + setParams(self, includeFirst=True, inputCol=None, outputCol=None) + Sets params for this OneHotEncoder. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setIncludeFirst(self, value): + """ + Sets the value of :py:attr:`includeFirst`. + """ + self.paramMap[self.includeFirst] = value + return self + + def getIncludeFirst(self): + """ + Gets the value of includeFirst or its default value. + """ + return self.getOrDefault(self.includeFirst) + + +@inherit_doc +class PolynomialExpansion(JavaTransformer, HasInputCol, HasOutputCol): + """ + Perform feature expansion in a polynomial space. As said in wikipedia of Polynomial Expansion, + which is available at `http://en.wikipedia.org/wiki/Polynomial_expansion`, "In mathematics, an + expansion of a product of sums expresses it as a sum of products by using the fact that + multiplication distributes over addition". Take a 2-variable feature vector as an example: + `(x, y)`, if we want to expand it with degree 2, then we get `(x, x * x, y, x * y, y * y)`. + + >>> from pyspark.mllib.linalg import Vectors + >>> df = sqlContext.createDataFrame([(Vectors.dense([0.5, 2.0]),)], ["dense"]) + >>> px = PolynomialExpansion(degree=2, inputCol="dense", outputCol="expanded") + >>> px.transform(df).head().expanded + DenseVector([0.5, 0.25, 2.0, 1.0, 4.0]) + >>> px.setParams(outputCol="test").transform(df).head().test + DenseVector([0.5, 0.25, 2.0, 1.0, 4.0]) + """ + + _java_class = "org.apache.spark.ml.feature.PolynomialExpansion" + + # a placeholder to make it appear in the generated doc + degree = Param(Params._dummy(), "degree", "the polynomial degree to expand (>= 1)") + + @keyword_only + def __init__(self, degree=2, inputCol=None, outputCol=None): + """ + __init__(self, degree=2, inputCol=None, outputCol=None) + """ + super(PolynomialExpansion, self).__init__() + self.degree = Param(self, "degree", "the polynomial degree to expand (>= 1)") + self._setDefault(degree=2) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, degree=2, inputCol=None, outputCol=None): + """ + setParams(self, degree=2, inputCol=None, outputCol=None) + Sets params for this PolynomialExpansion. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setDegree(self, value): + """ + Sets the value of :py:attr:`degree`. + """ + self.paramMap[self.degree] = value + return self + + def getDegree(self): + """ + Gets the value of degree or its default value. + """ + return self.getOrDefault(self.degree) + + +@inherit_doc +@ignore_unicode_prefix +class RegexTokenizer(JavaTransformer, HasInputCol, HasOutputCol): + """ + A regex based tokenizer that extracts tokens either by repeatedly matching the regex(default) + or using it to split the text (set matching to false). Optional parameters also allow filtering + tokens using a minimal length. + It returns an array of strings that can be empty. + + >>> df = sqlContext.createDataFrame([("a b c",)], ["text"]) + >>> reTokenizer = RegexTokenizer(inputCol="text", outputCol="words") + >>> reTokenizer.transform(df).head() + Row(text=u'a b c', words=[u'a', u'b', u'c']) + >>> # Change a parameter. + >>> reTokenizer.setParams(outputCol="tokens").transform(df).head() + Row(text=u'a b c', tokens=[u'a', u'b', u'c']) + >>> # Temporarily modify a parameter. + >>> reTokenizer.transform(df, {reTokenizer.outputCol: "words"}).head() + Row(text=u'a b c', words=[u'a', u'b', u'c']) + >>> reTokenizer.transform(df).head() + Row(text=u'a b c', tokens=[u'a', u'b', u'c']) + >>> # Must use keyword arguments to specify params. + >>> reTokenizer.setParams("text") + Traceback (most recent call last): + ... + TypeError: Method setParams forces keyword arguments. + """ + + _java_class = "org.apache.spark.ml.feature.RegexTokenizer" + # a placeholder to make it appear in the generated doc + minTokenLength = Param(Params._dummy(), "minTokenLength", "minimum token length (>= 0)") + gaps = Param(Params._dummy(), "gaps", "Set regex to match gaps or tokens") + pattern = Param(Params._dummy(), "pattern", "regex pattern used for tokenizing") + + @keyword_only + def __init__(self, minTokenLength=1, gaps=False, pattern="\\p{L}+|[^\\p{L}\\s]+", + inputCol=None, outputCol=None): + """ + __init__(self, minTokenLength=1, gaps=False, pattern="\\p{L}+|[^\\p{L}\\s]+", + inputCol=None, outputCol=None) + """ + super(RegexTokenizer, self).__init__() + self.minTokenLength = Param(self, "minLength", "minimum token length (>= 0)") + self.gaps = Param(self, "gaps", "Set regex to match gaps or tokens") + self.pattern = Param(self, "pattern", "regex pattern used for tokenizing") + self._setDefault(minTokenLength=1, gaps=False, pattern="\\p{L}+|[^\\p{L}\\s]+") + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, minTokenLength=1, gaps=False, pattern="\\p{L}+|[^\\p{L}\\s]+", + inputCol=None, outputCol=None): + """ + setParams(self, minTokenLength=1, gaps=False, pattern="\\p{L}+|[^\\p{L}\\s]+", + inputCol="input", outputCol="output") + Sets params for this RegexTokenizer. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setMinTokenLength(self, value): + """ + Sets the value of :py:attr:`minTokenLength`. + """ + self.paramMap[self.minTokenLength] = value + return self + + def getMinTokenLength(self): + """ + Gets the value of minTokenLength or its default value. + """ + return self.getOrDefault(self.minTokenLength) + + def setGaps(self, value): + """ + Sets the value of :py:attr:`gaps`. + """ + self.paramMap[self.gaps] = value + return self + + def getGaps(self): + """ + Gets the value of gaps or its default value. + """ + return self.getOrDefault(self.gaps) + + def setPattern(self, value): + """ + Sets the value of :py:attr:`pattern`. + """ + self.paramMap[self.pattern] = value + return self + + def getPattern(self): + """ + Gets the value of pattern or its default value. + """ + return self.getOrDefault(self.pattern) + + +@inherit_doc +class StandardScaler(JavaEstimator, HasInputCol, HasOutputCol): + """ + Standardizes features by removing the mean and scaling to unit variance using column summary + statistics on the samples in the training set. + + >>> from pyspark.mllib.linalg import Vectors + >>> df = sqlContext.createDataFrame([(Vectors.dense([0.0]),), (Vectors.dense([2.0]),)], ["a"]) + >>> standardScaler = StandardScaler(inputCol="a", outputCol="scaled") + >>> model = standardScaler.fit(df) + >>> model.transform(df).collect()[1].scaled + DenseVector([1.4142]) + """ + + _java_class = "org.apache.spark.ml.feature.StandardScaler" + + # a placeholder to make it appear in the generated doc + withMean = Param(Params._dummy(), "withMean", "Center data with mean") + withStd = Param(Params._dummy(), "withStd", "Scale to unit standard deviation") + + @keyword_only + def __init__(self, withMean=False, withStd=True, inputCol=None, outputCol=None): + """ + __init__(self, withMean=False, withStd=True, inputCol=None, outputCol=None) + """ + super(StandardScaler, self).__init__() + self.withMean = Param(self, "withMean", "Center data with mean") + self.withStd = Param(self, "withStd", "Scale to unit standard deviation") + self._setDefault(withMean=False, withStd=True) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, withMean=False, withStd=True, inputCol=None, outputCol=None): + """ + setParams(self, withMean=False, withStd=True, inputCol=None, outputCol=None) + Sets params for this StandardScaler. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setWithMean(self, value): + """ + Sets the value of :py:attr:`withMean`. + """ + self.paramMap[self.withMean] = value + return self + + def getWithMean(self): + """ + Gets the value of withMean or its default value. + """ + return self.getOrDefault(self.withMean) + + def setWithStd(self, value): + """ + Sets the value of :py:attr:`withStd`. + """ + self.paramMap[self.withStd] = value + return self + + def getWithStd(self): + """ + Gets the value of withStd or its default value. + """ + return self.getOrDefault(self.withStd) + + +class StandardScalerModel(JavaModel): + """ + Model fitted by StandardScaler. + """ + + +@inherit_doc +class StringIndexer(JavaEstimator, HasInputCol, HasOutputCol): + """ + A label indexer that maps a string column of labels to an ML column of label indices. + If the input column is numeric, we cast it to string and index the string values. + The indices are in [0, numLabels), ordered by label frequencies. + So the most frequent label gets index 0. + + >>> stringIndexer = StringIndexer(inputCol="label", outputCol="indexed") + >>> model = stringIndexer.fit(stringIndDf) + >>> td = model.transform(stringIndDf) + >>> sorted(set([(i[0], i[1]) for i in td.select(td.id, td.indexed).collect()]), + ... key=lambda x: x[0]) + [(0, 0.0), (1, 2.0), (2, 1.0), (3, 0.0), (4, 0.0), (5, 1.0)] + """ + + _java_class = "org.apache.spark.ml.feature.StringIndexer" + + @keyword_only + def __init__(self, inputCol=None, outputCol=None): + """ + __init__(self, inputCol=None, outputCol=None) + """ + super(StringIndexer, self).__init__() + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, inputCol=None, outputCol=None): + """ + setParams(self, inputCol=None, outputCol=None) + Sets params for this StringIndexer. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + +class StringIndexerModel(JavaModel): + """ + Model fitted by StringIndexer. + """ @inherit_doc @@ -31,8 +590,7 @@ class Tokenizer(JavaTransformer, HasInputCol, HasOutputCol): A tokenizer that converts the input string to lowercase and then splits it by white spaces. - >>> from pyspark.sql import Row - >>> df = sc.parallelize([Row(text="a b c")]).toDF() + >>> df = sqlContext.createDataFrame([("a b c",)], ["text"]) >>> tokenizer = Tokenizer(inputCol="text", outputCol="words") >>> tokenizer.transform(df).head() Row(text=u'a b c', words=[u'a', u'b', u'c']) @@ -73,49 +631,244 @@ def setParams(self, inputCol=None, outputCol=None): @inherit_doc -class HashingTF(JavaTransformer, HasInputCol, HasOutputCol, HasNumFeatures): +class VectorAssembler(JavaTransformer, HasInputCols, HasOutputCol): """ - Maps a sequence of terms to their term frequencies using the - hashing trick. + A feature transformer that merges multiple columns into a vector column. - >>> from pyspark.sql import Row - >>> df = sc.parallelize([Row(words=["a", "b", "c"])]).toDF() - >>> hashingTF = HashingTF(numFeatures=10, inputCol="words", outputCol="features") - >>> hashingTF.transform(df).head().features - SparseVector(10, {7: 1.0, 8: 1.0, 9: 1.0}) - >>> hashingTF.setParams(outputCol="freqs").transform(df).head().freqs - SparseVector(10, {7: 1.0, 8: 1.0, 9: 1.0}) - >>> params = {hashingTF.numFeatures: 5, hashingTF.outputCol: "vector"} - >>> hashingTF.transform(df, params).head().vector - SparseVector(5, {2: 1.0, 3: 1.0, 4: 1.0}) + >>> df = sqlContext.createDataFrame([(1, 0, 3)], ["a", "b", "c"]) + >>> vecAssembler = VectorAssembler(inputCols=["a", "b", "c"], outputCol="features") + >>> vecAssembler.transform(df).head().features + DenseVector([1.0, 0.0, 3.0]) + >>> vecAssembler.setParams(outputCol="freqs").transform(df).head().freqs + DenseVector([1.0, 0.0, 3.0]) + >>> params = {vecAssembler.inputCols: ["b", "a"], vecAssembler.outputCol: "vector"} + >>> vecAssembler.transform(df, params).head().vector + DenseVector([0.0, 1.0]) """ - _java_class = "org.apache.spark.ml.feature.HashingTF" + _java_class = "org.apache.spark.ml.feature.VectorAssembler" @keyword_only - def __init__(self, numFeatures=1 << 18, inputCol=None, outputCol=None): + def __init__(self, inputCols=None, outputCol=None): """ - __init__(self, numFeatures=1 << 18, inputCol=None, outputCol=None) + __init__(self, inputCols=None, outputCol=None) """ - super(HashingTF, self).__init__() - self._setDefault(numFeatures=1 << 18) + super(VectorAssembler, self).__init__() kwargs = self.__init__._input_kwargs self.setParams(**kwargs) @keyword_only - def setParams(self, numFeatures=1 << 18, inputCol=None, outputCol=None): + def setParams(self, inputCols=None, outputCol=None): """ - setParams(self, numFeatures=1 << 18, inputCol=None, outputCol=None) - Sets params for this HashingTF. + setParams(self, inputCols=None, outputCol=None) + Sets params for this VectorAssembler. """ kwargs = self.setParams._input_kwargs return self._set(**kwargs) +@inherit_doc +class VectorIndexer(JavaEstimator, HasInputCol, HasOutputCol): + """ + Class for indexing categorical feature columns in a dataset of [[Vector]]. + + This has 2 usage modes: + - Automatically identify categorical features (default behavior) + - This helps process a dataset of unknown vectors into a dataset with some continuous + features and some categorical features. The choice between continuous and categorical + is based upon a maxCategories parameter. + - Set maxCategories to the maximum number of categorical any categorical feature should + have. + - E.g.: Feature 0 has unique values {-1.0, 0.0}, and feature 1 values {1.0, 3.0, 5.0}. + If maxCategories = 2, then feature 0 will be declared categorical and use indices {0, 1}, + and feature 1 will be declared continuous. + - Index all features, if all features are categorical + - If maxCategories is set to be very large, then this will build an index of unique + values for all features. + - Warning: This can cause problems if features are continuous since this will collect ALL + unique values to the driver. + - E.g.: Feature 0 has unique values {-1.0, 0.0}, and feature 1 values {1.0, 3.0, 5.0}. + If maxCategories >= 3, then both features will be declared categorical. + + This returns a model which can transform categorical features to use 0-based indices. + + Index stability: + - This is not guaranteed to choose the same category index across multiple runs. + - If a categorical feature includes value 0, then this is guaranteed to map value 0 to + index 0. This maintains vector sparsity. + - More stability may be added in the future. + + TODO: Future extensions: The following functionality is planned for the future: + - Preserve metadata in transform; if a feature's metadata is already present, + do not recompute. + - Specify certain features to not index, either via a parameter or via existing metadata. + - Add warning if a categorical feature has only 1 category. + - Add option for allowing unknown categories. + + >>> from pyspark.mllib.linalg import Vectors + >>> df = sqlContext.createDataFrame([(Vectors.dense([-1.0, 0.0]),), + ... (Vectors.dense([0.0, 1.0]),), (Vectors.dense([0.0, 2.0]),)], ["a"]) + >>> indexer = VectorIndexer(maxCategories=2, inputCol="a", outputCol="indexed") + >>> model = indexer.fit(df) + >>> model.transform(df).head().indexed + DenseVector([1.0, 0.0]) + >>> indexer.setParams(outputCol="test").fit(df).transform(df).collect()[1].test + DenseVector([0.0, 1.0]) + >>> params = {indexer.maxCategories: 3, indexer.outputCol: "vector"} + >>> model2 = indexer.fit(df, params) + >>> model2.transform(df).head().vector + DenseVector([1.0, 0.0]) + """ + + _java_class = "org.apache.spark.ml.feature.VectorIndexer" + # a placeholder to make it appear in the generated doc + maxCategories = Param(Params._dummy(), "maxCategories", + "Threshold for the number of values a categorical feature can take " + + "(>= 2). If a feature is found to have > maxCategories values, then " + + "it is declared continuous.") + + @keyword_only + def __init__(self, maxCategories=20, inputCol=None, outputCol=None): + """ + __init__(self, maxCategories=20, inputCol=None, outputCol=None) + """ + super(VectorIndexer, self).__init__() + self.maxCategories = Param(self, "maxCategories", + "Threshold for the number of values a categorical feature " + + "can take (>= 2). If a feature is found to have " + + "> maxCategories values, then it is declared continuous.") + self._setDefault(maxCategories=20) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, maxCategories=20, inputCol=None, outputCol=None): + """ + setParams(self, maxCategories=20, inputCol=None, outputCol=None) + Sets params for this VectorIndexer. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setMaxCategories(self, value): + """ + Sets the value of :py:attr:`maxCategories`. + """ + self.paramMap[self.maxCategories] = value + return self + + def getMaxCategories(self): + """ + Gets the value of maxCategories or its default value. + """ + return self.getOrDefault(self.maxCategories) + + +@inherit_doc +@ignore_unicode_prefix +class Word2Vec(JavaEstimator, HasStepSize, HasMaxIter, HasSeed, HasInputCol, HasOutputCol): + """ + Word2Vec trains a model of `Map(String, Vector)`, i.e. transforms a word into a code for further + natural language processing or machine learning process. + + >>> sent = ("a b " * 100 + "a c " * 10).split(" ") + >>> doc = sqlContext.createDataFrame([(sent,), (sent,)], ["sentence"]) + >>> model = Word2Vec(vectorSize=5, seed=42, inputCol="sentence", outputCol="model").fit(doc) + >>> model.transform(doc).head().model + DenseVector([-0.0422, -0.5138, -0.2546, 0.6885, 0.276]) + """ + + _java_class = "org.apache.spark.ml.feature.Word2Vec" + # a placeholder to make it appear in the generated doc + vectorSize = Param(Params._dummy(), "vectorSize", + "the dimension of codes after transforming from words") + numPartitions = Param(Params._dummy(), "numPartitions", + "number of partitions for sentences of words") + minCount = Param(Params._dummy(), "minCount", + "the minimum number of times a token must appear to be included in the " + + "word2vec model's vocabulary") + + @keyword_only + def __init__(self, vectorSize=100, minCount=5, numPartitions=1, stepSize=0.025, maxIter=1, + seed=42, inputCol=None, outputCol=None): + """ + __init__(self, vectorSize=100, minCount=5, numPartitions=1, stepSize=0.025, maxIter=1, + seed=42, inputCol=None, outputCol=None) + """ + super(Word2Vec, self).__init__() + self.vectorSize = Param(self, "vectorSize", + "the dimension of codes after transforming from words") + self.numPartitions = Param(self, "numPartitions", + "number of partitions for sentences of words") + self.minCount = Param(self, "minCount", + "the minimum number of times a token must appear to be included " + + "in the word2vec model's vocabulary") + self._setDefault(vectorSize=100, minCount=5, numPartitions=1, stepSize=0.025, maxIter=1, + seed=42) + kwargs = self.__init__._input_kwargs + self.setParams(**kwargs) + + @keyword_only + def setParams(self, vectorSize=100, minCount=5, numPartitions=1, stepSize=0.025, maxIter=1, + seed=42, inputCol=None, outputCol=None): + """ + setParams(self, minCount=5, numPartitions=1, stepSize=0.025, maxIter=1, seed=42, + inputCol=None, outputCol=None) + Sets params for this Word2Vec. + """ + kwargs = self.setParams._input_kwargs + return self._set(**kwargs) + + def setVectorSize(self, value): + """ + Sets the value of :py:attr:`vectorSize`. + """ + self.paramMap[self.vectorSize] = value + return self + + def getVectorSize(self): + """ + Gets the value of vectorSize or its default value. + """ + return self.getOrDefault(self.vectorSize) + + def setNumPartitions(self, value): + """ + Sets the value of :py:attr:`numPartitions`. + """ + self.paramMap[self.numPartitions] = value + return self + + def getNumPartitions(self): + """ + Gets the value of numPartitions or its default value. + """ + return self.getOrDefault(self.numPartitions) + + def setMinCount(self, value): + """ + Sets the value of :py:attr:`minCount`. + """ + self.paramMap[self.minCount] = value + return self + + def getMinCount(self): + """ + Gets the value of minCount or its default value. + """ + return self.getOrDefault(self.minCount) + + +class Word2VecModel(JavaModel): + """ + Model fitted by Word2Vec. + """ + + if __name__ == "__main__": import doctest from pyspark.context import SparkContext - from pyspark.sql import SQLContext + from pyspark.sql import Row, SQLContext globs = globals().copy() # The small batch size here ensures that we see multiple batches, # even in these small test examples: @@ -123,8 +876,11 @@ def setParams(self, numFeatures=1 << 18, inputCol=None, outputCol=None): sqlContext = SQLContext(sc) globs['sc'] = sc globs['sqlContext'] = sqlContext - (failure_count, test_count) = doctest.testmod( - globs=globs, optionflags=doctest.ELLIPSIS) + testData = sc.parallelize([Row(id=0, label="a"), Row(id=1, label="b"), + Row(id=2, label="c"), Row(id=3, label="a"), + Row(id=4, label="a"), Row(id=5, label="c")], 2) + globs['stringIndDf'] = sqlContext.createDataFrame(testData) + (failure_count, test_count) = doctest.testmod(globs=globs, optionflags=doctest.ELLIPSIS) sc.stop() if failure_count: exit(-1) diff --git a/python/pyspark/ml/param/_shared_params_code_gen.py b/python/pyspark/ml/param/_shared_params_code_gen.py index c71c823db2c81..ee901f25847bc 100644 --- a/python/pyspark/ml/param/_shared_params_code_gen.py +++ b/python/pyspark/ml/param/_shared_params_code_gen.py @@ -95,8 +95,11 @@ def get$Name(self): ("predictionCol", "prediction column name", "'prediction'"), ("rawPredictionCol", "raw prediction column name", "'rawPrediction'"), ("inputCol", "input column name", None), + ("inputCols", "input column names", None), ("outputCol", "output column name", None), - ("numFeatures", "number of features", None)] + ("seed", "random seed", None), + ("tol", "the convergence tolerance for iterative algorithms", None), + ("stepSize", "Step size to be used for each iteration of optimization.", None)] code = [] for name, doc, defaultValueStr in shared: code.append(_gen_param_code(name, doc, defaultValueStr)) diff --git a/python/pyspark/ml/param/shared.py b/python/pyspark/ml/param/shared.py index 4f243844f8caa..5e7529c1dcf1e 100644 --- a/python/pyspark/ml/param/shared.py +++ b/python/pyspark/ml/param/shared.py @@ -223,6 +223,35 @@ def getInputCol(self): return self.getOrDefault(self.inputCol) +class HasInputCols(Params): + """ + Mixin for param inputCols: input column names. + """ + + # a placeholder to make it appear in the generated doc + inputCols = Param(Params._dummy(), "inputCols", "input column names") + + def __init__(self): + super(HasInputCols, self).__init__() + #: param for input column names + self.inputCols = Param(self, "inputCols", "input column names") + if None is not None: + self._setDefault(inputCols=None) + + def setInputCols(self, value): + """ + Sets the value of :py:attr:`inputCols`. + """ + self.paramMap[self.inputCols] = value + return self + + def getInputCols(self): + """ + Gets the value of inputCols or its default value. + """ + return self.getOrDefault(self.inputCols) + + class HasOutputCol(Params): """ Mixin for param outputCol: output column name. @@ -279,3 +308,92 @@ def getNumFeatures(self): Gets the value of numFeatures or its default value. """ return self.getOrDefault(self.numFeatures) + + +class HasSeed(Params): + """ + Mixin for param seed: random seed. + """ + + # a placeholder to make it appear in the generated doc + seed = Param(Params._dummy(), "seed", "random seed") + + def __init__(self): + super(HasSeed, self).__init__() + #: param for random seed + self.seed = Param(self, "seed", "random seed") + if None is not None: + self._setDefault(seed=None) + + def setSeed(self, value): + """ + Sets the value of :py:attr:`seed`. + """ + self.paramMap[self.seed] = value + return self + + def getSeed(self): + """ + Gets the value of seed or its default value. + """ + return self.getOrDefault(self.seed) + + +class HasTol(Params): + """ + Mixin for param tol: the convergence tolerance for iterative algorithms. + """ + + # a placeholder to make it appear in the generated doc + tol = Param(Params._dummy(), "tol", "the convergence tolerance for iterative algorithms") + + def __init__(self): + super(HasTol, self).__init__() + #: param for the convergence tolerance for iterative algorithms + self.tol = Param(self, "tol", "the convergence tolerance for iterative algorithms") + if None is not None: + self._setDefault(tol=None) + + def setTol(self, value): + """ + Sets the value of :py:attr:`tol`. + """ + self.paramMap[self.tol] = value + return self + + def getTol(self): + """ + Gets the value of tol or its default value. + """ + return self.getOrDefault(self.tol) + + +class HasStepSize(Params): + """ + Mixin for param stepSize: Step size to be used for each iteration of optimization.. + """ + + # a placeholder to make it appear in the generated doc + stepSize = Param(Params._dummy(), "stepSize", + "Step size to be used for each iteration of optimization.") + + def __init__(self): + super(HasStepSize, self).__init__() + #: param for Step size to be used for each iteration of optimization. + self.stepSize = Param(self, "stepSize", + "Step size to be used for each iteration of optimization.") + if None is not None: + self._setDefault(stepSize=None) + + def setStepSize(self, value): + """ + Sets the value of :py:attr:`stepSize`. + """ + self.paramMap[self.stepSize] = value + return self + + def getStepSize(self): + """ + Gets the value of stepSize or its default value. + """ + return self.getOrDefault(self.stepSize) diff --git a/python/pyspark/ml/tuning.py b/python/pyspark/ml/tuning.py index f6cf2c3439ba5..28e3727f2c064 100644 --- a/python/pyspark/ml/tuning.py +++ b/python/pyspark/ml/tuning.py @@ -27,24 +27,22 @@ class ParamGridBuilder(object): - """ + r""" Builder for a param grid used in grid search-based model selection. - >>> from classification import LogisticRegression + >>> from pyspark.ml.classification import LogisticRegression >>> lr = LogisticRegression() - >>> output = ParamGridBuilder().baseOn({lr.labelCol: 'l'}) \ - .baseOn([lr.predictionCol, 'p']) \ - .addGrid(lr.regParam, [1.0, 2.0, 3.0]) \ - .addGrid(lr.maxIter, [1, 5]) \ - .addGrid(lr.featuresCol, ['f']) \ - .build() - >>> expected = [ \ -{lr.regParam: 1.0, lr.featuresCol: 'f', lr.maxIter: 1, lr.labelCol: 'l', lr.predictionCol: 'p'}, \ -{lr.regParam: 2.0, lr.featuresCol: 'f', lr.maxIter: 1, lr.labelCol: 'l', lr.predictionCol: 'p'}, \ -{lr.regParam: 3.0, lr.featuresCol: 'f', lr.maxIter: 1, lr.labelCol: 'l', lr.predictionCol: 'p'}, \ -{lr.regParam: 1.0, lr.featuresCol: 'f', lr.maxIter: 5, lr.labelCol: 'l', lr.predictionCol: 'p'}, \ -{lr.regParam: 2.0, lr.featuresCol: 'f', lr.maxIter: 5, lr.labelCol: 'l', lr.predictionCol: 'p'}, \ -{lr.regParam: 3.0, lr.featuresCol: 'f', lr.maxIter: 5, lr.labelCol: 'l', lr.predictionCol: 'p'}] + >>> output = ParamGridBuilder() \ + ... .baseOn({lr.labelCol: 'l'}) \ + ... .baseOn([lr.predictionCol, 'p']) \ + ... .addGrid(lr.regParam, [1.0, 2.0]) \ + ... .addGrid(lr.maxIter, [1, 5]) \ + ... .build() + >>> expected = [ + ... {lr.regParam: 1.0, lr.maxIter: 1, lr.labelCol: 'l', lr.predictionCol: 'p'}, + ... {lr.regParam: 2.0, lr.maxIter: 1, lr.labelCol: 'l', lr.predictionCol: 'p'}, + ... {lr.regParam: 1.0, lr.maxIter: 5, lr.labelCol: 'l', lr.predictionCol: 'p'}, + ... {lr.regParam: 2.0, lr.maxIter: 5, lr.labelCol: 'l', lr.predictionCol: 'p'}] >>> len(output) == len(expected) True >>> all([m in expected for m in output]) @@ -103,10 +101,10 @@ class CrossValidator(Estimator): >>> grid = ParamGridBuilder().addGrid(lr.maxIter, [0, 1, 5]).build() >>> evaluator = BinaryClassificationEvaluator() >>> cv = CrossValidator(estimator=lr, estimatorParamMaps=grid, evaluator=evaluator) - >>> cvModel = cv.fit(dataset) - >>> expected = lr.fit(dataset, {lr.maxIter: 5}).transform(dataset) - >>> cvModel.transform(dataset).collect() == expected.collect() - True + >>> # SPARK-7432: The following test is flaky. + >>> # cvModel = cv.fit(dataset) + >>> # expected = lr.fit(dataset, {lr.maxIter: 5}).transform(dataset) + >>> # cvModel.transform(dataset).collect() == expected.collect() """ # a placeholder to make it appear in the generated doc diff --git a/python/pyspark/ml/wrapper.py b/python/pyspark/ml/wrapper.py index 0634254bbd5cf..f5ac2a398642a 100644 --- a/python/pyspark/ml/wrapper.py +++ b/python/pyspark/ml/wrapper.py @@ -67,7 +67,9 @@ def _transfer_params_to_java(self, params, java_obj): paramMap = self.extractParamMap(params) for param in self.params: if param in paramMap: - java_obj.set(param.name, paramMap[param]) + value = paramMap[param] + java_param = java_obj.getParam(param.name) + java_obj.set(java_param.w(value)) def _empty_java_param_map(self): """ @@ -79,7 +81,8 @@ def _create_java_param_map(self, params, java_obj): paramMap = self._empty_java_param_map() for param, value in params.items(): if param.parent is self: - paramMap.put(java_obj.getParam(param.name), value) + java_param = java_obj.getParam(param.name) + paramMap.put(java_param.w(value)) return paramMap @@ -126,10 +129,8 @@ class JavaTransformer(Transformer, JavaWrapper): def transform(self, dataset, params={}): java_obj = self._java_obj() - self._transfer_params_to_java({}, java_obj) - java_param_map = self._create_java_param_map(params, java_obj) - return DataFrame(java_obj.transform(dataset._jdf, java_param_map), - dataset.sql_ctx) + self._transfer_params_to_java(params, java_obj) + return DataFrame(java_obj.transform(dataset._jdf), dataset.sql_ctx) @inherit_doc diff --git a/python/pyspark/mllib/evaluation.py b/python/pyspark/mllib/evaluation.py index 16cb49cc0cfff..3e11df09da6b1 100644 --- a/python/pyspark/mllib/evaluation.py +++ b/python/pyspark/mllib/evaluation.py @@ -27,9 +27,9 @@ class BinaryClassificationMetrics(JavaModelWrapper): >>> scoreAndLabels = sc.parallelize([ ... (0.1, 0.0), (0.1, 1.0), (0.4, 0.0), (0.6, 0.0), (0.6, 1.0), (0.6, 1.0), (0.8, 1.0)], 2) >>> metrics = BinaryClassificationMetrics(scoreAndLabels) - >>> metrics.areaUnderROC() + >>> metrics.areaUnderROC 0.70... - >>> metrics.areaUnderPR() + >>> metrics.areaUnderPR 0.83... >>> metrics.unpersist() """ @@ -47,6 +47,7 @@ def __init__(self, scoreAndLabels): java_model = java_class(df._jdf) super(BinaryClassificationMetrics, self).__init__(java_model) + @property def areaUnderROC(self): """ Computes the area under the receiver operating characteristic @@ -54,6 +55,7 @@ def areaUnderROC(self): """ return self.call("areaUnderROC") + @property def areaUnderPR(self): """ Computes the area under the precision-recall curve. @@ -67,6 +69,78 @@ def unpersist(self): self.call("unpersist") +class RegressionMetrics(JavaModelWrapper): + """ + Evaluator for regression. + + >>> predictionAndObservations = sc.parallelize([ + ... (2.5, 3.0), (0.0, -0.5), (2.0, 2.0), (8.0, 7.0)]) + >>> metrics = RegressionMetrics(predictionAndObservations) + >>> metrics.explainedVariance + 0.95... + >>> metrics.meanAbsoluteError + 0.5... + >>> metrics.meanSquaredError + 0.37... + >>> metrics.rootMeanSquaredError + 0.61... + >>> metrics.r2 + 0.94... + """ + + def __init__(self, predictionAndObservations): + """ + :param predictionAndObservations: an RDD of (prediction, observation) pairs. + """ + sc = predictionAndObservations.ctx + sql_ctx = SQLContext(sc) + df = sql_ctx.createDataFrame(predictionAndObservations, schema=StructType([ + StructField("prediction", DoubleType(), nullable=False), + StructField("observation", DoubleType(), nullable=False)])) + java_class = sc._jvm.org.apache.spark.mllib.evaluation.RegressionMetrics + java_model = java_class(df._jdf) + super(RegressionMetrics, self).__init__(java_model) + + @property + def explainedVariance(self): + """ + Returns the explained variance regression score. + explainedVariance = 1 - variance(y - \hat{y}) / variance(y) + """ + return self.call("explainedVariance") + + @property + def meanAbsoluteError(self): + """ + Returns the mean absolute error, which is a risk function corresponding to the + expected value of the absolute error loss or l1-norm loss. + """ + return self.call("meanAbsoluteError") + + @property + def meanSquaredError(self): + """ + Returns the mean squared error, which is a risk function corresponding to the + expected value of the squared error loss or quadratic loss. + """ + return self.call("meanSquaredError") + + @property + def rootMeanSquaredError(self): + """ + Returns the root mean squared error, which is defined as the square root of + the mean squared error. + """ + return self.call("rootMeanSquaredError") + + @property + def r2(self): + """ + Returns R^2^, the coefficient of determination. + """ + return self.call("r2") + + def _test(): import doctest from pyspark import SparkContext diff --git a/python/pyspark/mllib/linalg.py b/python/pyspark/mllib/linalg.py index 9f3b0baf9f19f..23d1a79ffe511 100644 --- a/python/pyspark/mllib/linalg.py +++ b/python/pyspark/mllib/linalg.py @@ -208,9 +208,46 @@ def __init__(self, ar): ar = ar.astype(np.float64) self.array = ar + @staticmethod + def parse(s): + """ + Parse string representation back into the DenseVector. + + >>> DenseVector.parse(' [ 0.0,1.0,2.0, 3.0]') + DenseVector([0.0, 1.0, 2.0, 3.0]) + """ + start = s.find('[') + if start == -1: + raise ValueError("Array should start with '['.") + end = s.find(']') + if end == -1: + raise ValueError("Array should end with ']'.") + s = s[start + 1: end] + + try: + values = [float(val) for val in s.split(',')] + except ValueError: + raise ValueError("Unable to parse values from %s" % s) + return DenseVector(values) + def __reduce__(self): return DenseVector, (self.array.tostring(),) + def numNonzeros(self): + return np.count_nonzero(self.array) + + def norm(self, p): + """ + Calculte the norm of a DenseVector. + + >>> a = DenseVector([0, -1, 2, -3]) + >>> a.norm(2) + 3.7... + >>> a.norm(1) + 6.0 + """ + return np.linalg.norm(self.array, p) + def dot(self, other): """ Compute the dot product of two Vectors. We support @@ -387,8 +424,74 @@ def __init__(self, size, *args): if self.indices[i] >= self.indices[i + 1]: raise TypeError("indices array must be sorted") + def numNonzeros(self): + return np.count_nonzero(self.values) + + def norm(self, p): + """ + Calculte the norm of a SparseVector. + + >>> a = SparseVector(4, [0, 1], [3., -4.]) + >>> a.norm(1) + 7.0 + >>> a.norm(2) + 5.0 + """ + return np.linalg.norm(self.values, p) + def __reduce__(self): - return (SparseVector, (self.size, self.indices.tostring(), self.values.tostring())) + return ( + SparseVector, + (self.size, self.indices.tostring(), self.values.tostring())) + + @staticmethod + def parse(s): + """ + Parse string representation back into the DenseVector. + + >>> SparseVector.parse(' (4, [0,1 ],[ 4.0,5.0] )') + SparseVector(4, {0: 4.0, 1: 5.0}) + """ + start = s.find('(') + if start == -1: + raise ValueError("Tuple should start with '('") + end = s.find(')') + if start == -1: + raise ValueError("Tuple should end with ')'") + s = s[start + 1: end].strip() + + size = s[: s.find(',')] + try: + size = int(size) + except ValueError: + raise ValueError("Cannot parse size %s." % size) + + ind_start = s.find('[') + if ind_start == -1: + raise ValueError("Indices array should start with '['.") + ind_end = s.find(']') + if ind_end == -1: + raise ValueError("Indices array should end with ']'") + new_s = s[ind_start + 1: ind_end] + ind_list = new_s.split(',') + try: + indices = [int(ind) for ind in ind_list] + except ValueError: + raise ValueError("Unable to parse indices from %s." % new_s) + s = s[ind_end + 1:].strip() + + val_start = s.find('[') + if val_start == -1: + raise ValueError("Values array should start with '['.") + val_end = s.find(']') + if val_end == -1: + raise ValueError("Values array should end with ']'.") + val_list = s[val_start + 1: val_end].split(',') + try: + values = [float(val) for val in val_list] + except ValueError: + raise ValueError("Unable to parse values from %s." % s) + return SparseVector(size, indices, values) def dot(self, other): """ @@ -633,6 +736,49 @@ def stringify(vector): """ return str(vector) + @staticmethod + def squared_distance(v1, v2): + """ + Squared distance between two vectors. + a and b can be of type SparseVector, DenseVector, np.ndarray + or array.array. + + >>> a = Vectors.sparse(4, [(0, 1), (3, 4)]) + >>> b = Vectors.dense([2, 5, 4, 1]) + >>> a.squared_distance(b) + 51.0 + """ + v1, v2 = _convert_to_vector(v1), _convert_to_vector(v2) + return v1.squared_distance(v2) + + @staticmethod + def norm(vector, p): + """ + Find norm of the given vector. + """ + return _convert_to_vector(vector).norm(p) + + @staticmethod + def parse(s): + """Parse a string representation back into the Vector. + + >>> Vectors.parse('[2,1,2 ]') + DenseVector([2.0, 1.0, 2.0]) + >>> Vectors.parse(' ( 100, [0], [2])') + SparseVector(100, {0: 2.0}) + """ + if s.find('(') == -1 and s.find('[') != -1: + return DenseVector.parse(s) + elif s.find('(') != -1: + return SparseVector.parse(s) + else: + raise ValueError( + "Cannot find tokens '[' or '(' from the input string.") + + @staticmethod + def zeros(size): + return DenseVector(np.zeros(size)) + class Matrix(object): """ diff --git a/python/pyspark/mllib/tests.py b/python/pyspark/mllib/tests.py index d05cfe2af04b2..36a4c7a5408c6 100644 --- a/python/pyspark/mllib/tests.py +++ b/python/pyspark/mllib/tests.py @@ -24,7 +24,7 @@ import tempfile import array as pyarray -from numpy import array, array_equal, zeros +from numpy import array, array_equal, zeros, inf from py4j.protocol import Py4JJavaError if sys.version_info[:2] <= (2, 6): @@ -220,6 +220,29 @@ def test_dense_matrix_is_transposed(self): self.assertTrue(array_equal(sm.colPtrs, [0, 2, 5])) self.assertTrue(array_equal(sm.values, [1, 3, 4, 6, 9])) + def test_parse_vector(self): + a = DenseVector([3, 4, 6, 7]) + self.assertTrue(str(a), '[3.0,4.0,6.0,7.0]') + self.assertTrue(Vectors.parse(str(a)), a) + a = SparseVector(4, [0, 2], [3, 4]) + self.assertTrue(str(a), '(4,[0,2],[3.0,4.0])') + self.assertTrue(Vectors.parse(str(a)), a) + a = SparseVector(10, [0, 1], [4, 5]) + self.assertTrue(SparseVector.parse(' (10, [0,1 ],[ 4.0,5.0] )'), a) + + def test_norms(self): + a = DenseVector([0, 2, 3, -1]) + self.assertAlmostEqual(a.norm(2), 3.742, 3) + self.assertTrue(a.norm(1), 6) + self.assertTrue(a.norm(inf), 3) + a = SparseVector(4, [0, 2], [3, -4]) + self.assertAlmostEqual(a.norm(2), 5) + self.assertTrue(a.norm(1), 7) + self.assertTrue(a.norm(inf), 4) + + tmp = SparseVector(4, [0, 2], [3, 0]) + self.assertEqual(tmp.numNonzeros(), 1) + class ListTests(MLlibTestCase): diff --git a/python/pyspark/sql/dataframe.py b/python/pyspark/sql/dataframe.py index 24f370543def4..cee804f5cc1f7 100644 --- a/python/pyspark/sql/dataframe.py +++ b/python/pyspark/sql/dataframe.py @@ -1277,6 +1277,11 @@ def __init__(self, jc): __contains__ = _bin_op("contains") __getitem__ = _bin_op("getItem") + # bitwise operators + bitwiseOR = _bin_op("bitwiseOR") + bitwiseAND = _bin_op("bitwiseAND") + bitwiseXOR = _bin_op("bitwiseXOR") + def getItem(self, key): """An expression that gets an item at position `ordinal` out of a list, or gets an item by key out of a dict. diff --git a/python/pyspark/sql/functions.py b/python/pyspark/sql/functions.py index 692af868dd534..38a043a3c59d7 100644 --- a/python/pyspark/sql/functions.py +++ b/python/pyspark/sql/functions.py @@ -37,6 +37,7 @@ 'rand', 'randn', 'sparkPartitionId', + 'coalesce', 'udf'] @@ -104,6 +105,8 @@ def _(col1, col2): 'toRadians': 'Converts an angle measured in degrees to an approximately equivalent angle ' + 'measured in radians.', + 'bitwiseNOT': 'Computes bitwise not.', + 'max': 'Aggregate function: returns the maximum value of the expression in a group.', 'min': 'Aggregate function: returns the minimum value of the expression in a group.', 'first': 'Aggregate function: returns the first value in a group.', @@ -165,6 +168,42 @@ def approxCountDistinct(col, rsd=None): return Column(jc) +def coalesce(*cols): + """Returns the first column that is not null. + + >>> cDf = sqlContext.createDataFrame([(None, None), (1, None), (None, 2)], ("a", "b")) + >>> cDf.show() + +----+----+ + | a| b| + +----+----+ + |null|null| + | 1|null| + |null| 2| + +----+----+ + + >>> cDf.select(coalesce(cDf["a"], cDf["b"])).show() + +-------------+ + |Coalesce(a,b)| + +-------------+ + | null| + | 1| + | 2| + +-------------+ + + >>> cDf.select('*', coalesce(cDf["a"], lit(0.0))).show() + +----+----+---------------+ + | a| b|Coalesce(a,0.0)| + +----+----+---------------+ + |null|null| 0.0| + | 1|null| 1.0| + |null| 2| 0.0| + +----+----+---------------+ + """ + sc = SparkContext._active_spark_context + jc = sc._jvm.functions.coalesce(_to_seq(sc, cols, _to_java_column)) + return Column(jc) + + def countDistinct(col, *cols): """Returns a new :class:`Column` for distinct count of ``col`` or ``cols``. diff --git a/python/pyspark/sql/tests.py b/python/pyspark/sql/tests.py index b232f3a965526..45dfedce22add 100644 --- a/python/pyspark/sql/tests.py +++ b/python/pyspark/sql/tests.py @@ -645,6 +645,19 @@ def test_fillna(self): self.assertEqual(row.age, None) self.assertEqual(row.height, None) + def test_bitwise_operations(self): + from pyspark.sql import functions + row = Row(a=170, b=75) + df = self.sqlCtx.createDataFrame([row]) + result = df.select(df.a.bitwiseAND(df.b)).collect()[0].asDict() + self.assertEqual(170 & 75, result['(a & b)']) + result = df.select(df.a.bitwiseOR(df.b)).collect()[0].asDict() + self.assertEqual(170 | 75, result['(a | b)']) + result = df.select(df.a.bitwiseXOR(df.b)).collect()[0].asDict() + self.assertEqual(170 ^ 75, result['(a ^ b)']) + result = df.select(functions.bitwiseNOT(df.b)).collect()[0].asDict() + self.assertEqual(~75, result['~b']) + class HiveContextSQLTests(ReusedPySparkTestCase): diff --git a/repl/scala-2.10/src/main/scala/org/apache/spark/repl/SparkILoop.scala b/repl/scala-2.10/src/main/scala/org/apache/spark/repl/SparkILoop.scala index 8dc0e0c965923..488f3a9f33256 100644 --- a/repl/scala-2.10/src/main/scala/org/apache/spark/repl/SparkILoop.scala +++ b/repl/scala-2.10/src/main/scala/org/apache/spark/repl/SparkILoop.scala @@ -1028,7 +1028,7 @@ class SparkILoop( logInfo("Created sql context (with Hive support)..") } catch { - case cnf: java.lang.ClassNotFoundException => + case _: java.lang.ClassNotFoundException | _: java.lang.NoClassDefFoundError => sqlContext = new SQLContext(sparkContext) logInfo("Created sql context..") } diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala index c52965507c715..6998cc8d9666d 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/ScalaReflection.scala @@ -27,6 +27,7 @@ import org.apache.spark.sql.types._ */ object ScalaReflection extends ScalaReflection { val universe: scala.reflect.runtime.universe.type = scala.reflect.runtime.universe + val mirror: universe.Mirror = universe.runtimeMirror(Thread.currentThread().getContextClassLoader) } /** @@ -36,6 +37,9 @@ trait ScalaReflection { /** The universe we work in (runtime or macro) */ val universe: scala.reflect.api.Universe + /** The mirror used to access types in the universe */ + val mirror: universe.Mirror + import universe._ // The Predef.Map is scala.collection.immutable.Map. @@ -52,7 +56,19 @@ trait ScalaReflection { /** Returns a catalyst DataType and its nullability for the given Scala Type using reflection. */ def schemaFor[T: TypeTag]: Schema = - ScalaReflectionLock.synchronized { schemaFor(typeOf[T]) } + ScalaReflectionLock.synchronized { schemaFor(localTypeOf[T]) } + + /** + * Return the Scala Type for `T` in the current classloader mirror. + * + * Use this method instead of the convenience method `universe.typeOf`, which + * assumes that all types can be found in the classloader that loaded scala-reflect classes. + * That's not necessarily the case when running using Eclipse launchers or even + * Sbt console or test (without `fork := true`). + * + * @see SPARK-5281 + */ + private def localTypeOf[T: TypeTag]: `Type` = typeTag[T].in(mirror).tpe /** Returns a catalyst DataType and its nullability for the given Scala Type using reflection. */ def schemaFor(tpe: `Type`): Schema = ScalaReflectionLock.synchronized { @@ -67,25 +83,25 @@ trait ScalaReflection { val udt = Utils.classForName(className) .getAnnotation(classOf[SQLUserDefinedType]).udt().newInstance() Schema(udt, nullable = true) - case t if t <:< typeOf[Option[_]] => + case t if t <:< localTypeOf[Option[_]] => val TypeRef(_, _, Seq(optType)) = t Schema(schemaFor(optType).dataType, nullable = true) // Need to decide if we actually need a special type here. - case t if t <:< typeOf[Array[Byte]] => Schema(BinaryType, nullable = true) - case t if t <:< typeOf[Array[_]] => + case t if t <:< localTypeOf[Array[Byte]] => Schema(BinaryType, nullable = true) + case t if t <:< localTypeOf[Array[_]] => val TypeRef(_, _, Seq(elementType)) = t val Schema(dataType, nullable) = schemaFor(elementType) Schema(ArrayType(dataType, containsNull = nullable), nullable = true) - case t if t <:< typeOf[Seq[_]] => + case t if t <:< localTypeOf[Seq[_]] => val TypeRef(_, _, Seq(elementType)) = t val Schema(dataType, nullable) = schemaFor(elementType) Schema(ArrayType(dataType, containsNull = nullable), nullable = true) - case t if t <:< typeOf[Map[_, _]] => + case t if t <:< localTypeOf[Map[_, _]] => val TypeRef(_, _, Seq(keyType, valueType)) = t val Schema(valueDataType, valueNullable) = schemaFor(valueType) Schema(MapType(schemaFor(keyType).dataType, valueDataType, valueContainsNull = valueNullable), nullable = true) - case t if t <:< typeOf[Product] => + case t if t <:< localTypeOf[Product] => val formalTypeArgs = t.typeSymbol.asClass.typeParams val TypeRef(_, _, actualTypeArgs) = t val constructorSymbol = t.member(nme.CONSTRUCTOR) @@ -107,19 +123,20 @@ trait ScalaReflection { schemaFor(p.typeSignature.substituteTypes(formalTypeArgs, actualTypeArgs)) StructField(p.name.toString, dataType, nullable) }), nullable = true) - case t if t <:< typeOf[String] => Schema(StringType, nullable = true) - case t if t <:< typeOf[java.sql.Timestamp] => Schema(TimestampType, nullable = true) - case t if t <:< typeOf[java.sql.Date] => Schema(DateType, nullable = true) - case t if t <:< typeOf[BigDecimal] => Schema(DecimalType.Unlimited, nullable = true) - case t if t <:< typeOf[java.math.BigDecimal] => Schema(DecimalType.Unlimited, nullable = true) - case t if t <:< typeOf[Decimal] => Schema(DecimalType.Unlimited, nullable = true) - case t if t <:< typeOf[java.lang.Integer] => Schema(IntegerType, nullable = true) - case t if t <:< typeOf[java.lang.Long] => Schema(LongType, nullable = true) - case t if t <:< typeOf[java.lang.Double] => Schema(DoubleType, nullable = true) - case t if t <:< typeOf[java.lang.Float] => Schema(FloatType, nullable = true) - case t if t <:< typeOf[java.lang.Short] => Schema(ShortType, nullable = true) - case t if t <:< typeOf[java.lang.Byte] => Schema(ByteType, nullable = true) - case t if t <:< typeOf[java.lang.Boolean] => Schema(BooleanType, nullable = true) + case t if t <:< localTypeOf[String] => Schema(StringType, nullable = true) + case t if t <:< localTypeOf[java.sql.Timestamp] => Schema(TimestampType, nullable = true) + case t if t <:< localTypeOf[java.sql.Date] => Schema(DateType, nullable = true) + case t if t <:< localTypeOf[BigDecimal] => Schema(DecimalType.Unlimited, nullable = true) + case t if t <:< localTypeOf[java.math.BigDecimal] => + Schema(DecimalType.Unlimited, nullable = true) + case t if t <:< localTypeOf[Decimal] => Schema(DecimalType.Unlimited, nullable = true) + case t if t <:< localTypeOf[java.lang.Integer] => Schema(IntegerType, nullable = true) + case t if t <:< localTypeOf[java.lang.Long] => Schema(LongType, nullable = true) + case t if t <:< localTypeOf[java.lang.Double] => Schema(DoubleType, nullable = true) + case t if t <:< localTypeOf[java.lang.Float] => Schema(FloatType, nullable = true) + case t if t <:< localTypeOf[java.lang.Short] => Schema(ShortType, nullable = true) + case t if t <:< localTypeOf[java.lang.Byte] => Schema(ByteType, nullable = true) + case t if t <:< localTypeOf[java.lang.Boolean] => Schema(BooleanType, nullable = true) case t if t <:< definitions.IntTpe => Schema(IntegerType, nullable = false) case t if t <:< definitions.LongTpe => Schema(LongType, nullable = false) case t if t <:< definitions.DoubleTpe => Schema(DoubleType, nullable = false) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala index 1d3a2dc0d9bb0..b06bfb2ce8c8e 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/SqlParser.scala @@ -296,13 +296,13 @@ class SqlParser extends AbstractSparkSQLParser with DataTypeParser { | LOWER ~ "(" ~> expression <~ ")" ^^ { case exp => Lower(exp) } | IF ~ "(" ~> expression ~ ("," ~> expression) ~ ("," ~> expression) <~ ")" ^^ { case c ~ t ~ f => If(c, t, f) } - | CASE ~> expression.? ~ (WHEN ~> expression ~ (THEN ~> expression)).* ~ + | CASE ~> expression.? ~ rep1(WHEN ~> expression ~ (THEN ~> expression)) ~ (ELSE ~> expression).? <~ END ^^ { case casePart ~ altPart ~ elsePart => - val altExprs = altPart.flatMap { case whenExpr ~ thenExpr => - Seq(casePart.fold(whenExpr)(EqualTo(_, whenExpr)), thenExpr) - } - CaseWhen(altExprs ++ elsePart.toList) + val branches = altPart.flatMap { case whenExpr ~ thenExpr => + Seq(whenExpr, thenExpr) + } ++ elsePart + casePart.map(CaseKeyWhen(_, branches)).getOrElse(CaseWhen(branches)) } | (SUBSTR | SUBSTRING) ~ "(" ~> expression ~ ("," ~> expression) <~ ")" ^^ { case s ~ p => Substring(s, p, Literal(Integer.MAX_VALUE)) } diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala index 7b543b6c2aa42..bb7913e186a85 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/Analyzer.scala @@ -55,6 +55,10 @@ class Analyzer( val extendedResolutionRules: Seq[Rule[LogicalPlan]] = Nil lazy val batches: Seq[Batch] = Seq( + Batch("Substitution", fixedPoint, + CTESubstitution :: + WindowsSubstitution :: + Nil : _*), Batch("Resolution", fixedPoint, ResolveRelations :: ResolveReferences :: @@ -71,6 +75,55 @@ class Analyzer( extendedResolutionRules : _*) ) + /** + * Substitute child plan with cte definitions + */ + object CTESubstitution extends Rule[LogicalPlan] { + // TODO allow subquery to define CTE + def apply(plan: LogicalPlan): LogicalPlan = plan match { + case With(child, relations) => substituteCTE(child, relations) + case other => other + } + + def substituteCTE(plan: LogicalPlan, cteRelations: Map[String, LogicalPlan]): LogicalPlan = { + plan transform { + // In hive, if there is same table name in database and CTE definition, + // hive will use the table in database, not the CTE one. + // Taking into account the reasonableness and the implementation complexity, + // here use the CTE definition first, check table name only and ignore database name + // see https://github.com/apache/spark/pull/4929#discussion_r27186638 for more info + case u : UnresolvedRelation => + val substituted = cteRelations.get(u.tableIdentifier.last).map { relation => + val withAlias = u.alias.map(Subquery(_, relation)) + withAlias.getOrElse(relation) + } + substituted.getOrElse(u) + } + } + } + + /** + * Substitute child plan with WindowSpecDefinitions. + */ + object WindowsSubstitution extends Rule[LogicalPlan] { + def apply(plan: LogicalPlan): LogicalPlan = plan transform { + // Lookup WindowSpecDefinitions. This rule works with unresolved children. + case WithWindowDefinition(windowDefinitions, child) => + child.transform { + case plan => plan.transformExpressions { + case UnresolvedWindowExpression(c, WindowSpecReference(windowName)) => + val errorMessage = + s"Window specification $windowName is not defined in the WINDOW clause." + val windowSpecDefinition = + windowDefinitions + .get(windowName) + .getOrElse(failAnalysis(errorMessage)) + WindowExpression(c, windowSpecDefinition) + } + } + } + } + /** * Removes no-op Alias expressions from the plan. */ @@ -172,36 +225,20 @@ class Analyzer( * Replaces [[UnresolvedRelation]]s with concrete relations from the catalog. */ object ResolveRelations extends Rule[LogicalPlan] { - def getTable(u: UnresolvedRelation, cteRelations: Map[String, LogicalPlan]): LogicalPlan = { + def getTable(u: UnresolvedRelation): LogicalPlan = { try { - // In hive, if there is same table name in database and CTE definition, - // hive will use the table in database, not the CTE one. - // Taking into account the reasonableness and the implementation complexity, - // here use the CTE definition first, check table name only and ignore database name - cteRelations.get(u.tableIdentifier.last) - .map(relation => u.alias.map(Subquery(_, relation)).getOrElse(relation)) - .getOrElse(catalog.lookupRelation(u.tableIdentifier, u.alias)) + catalog.lookupRelation(u.tableIdentifier, u.alias) } catch { case _: NoSuchTableException => u.failAnalysis(s"no such table ${u.tableName}") } } - def apply(plan: LogicalPlan): LogicalPlan = { - val (realPlan, cteRelations) = plan match { - // TODO allow subquery to define CTE - // Add cte table to a temp relation map,drop `with` plan and keep its child - case With(child, relations) => (child, relations) - case other => (other, Map.empty[String, LogicalPlan]) - } - - realPlan transform { - case i@InsertIntoTable(u: UnresolvedRelation, _, _, _, _) => - i.copy( - table = EliminateSubQueries(getTable(u, cteRelations))) - case u: UnresolvedRelation => - getTable(u, cteRelations) - } + def apply(plan: LogicalPlan): LogicalPlan = plan transform { + case i@InsertIntoTable(u: UnresolvedRelation, _, _, _, _) => + i.copy(table = EliminateSubQueries(getTable(u))) + case u: UnresolvedRelation => + getTable(u) } } @@ -638,11 +675,10 @@ class Analyzer( def addWindow(windowExpressions: Seq[NamedExpression], child: LogicalPlan): LogicalPlan = { // First, we group window expressions based on their Window Spec. val groupedWindowExpression = windowExpressions.groupBy { expr => - val windowExpression = expr.find { - case window: WindowExpression => true - case other => false - }.map(_.asInstanceOf[WindowExpression].windowSpec) - windowExpression.getOrElse( + val windowSpec = expr.collectFirst { + case window: WindowExpression => window.windowSpec + } + windowSpec.getOrElse( failAnalysis(s"$windowExpressions does not have any WindowExpression.")) }.toSeq @@ -665,27 +701,12 @@ class Analyzer( // We have to use transformDown at here to make sure the rule of // "Aggregate with Having clause" will be triggered. def apply(plan: LogicalPlan): LogicalPlan = plan transformDown { - // Lookup WindowSpecDefinitions. This rule works with unresolved children. - case WithWindowDefinition(windowDefinitions, child) => - child.transform { - case plan => plan.transformExpressions { - case UnresolvedWindowExpression(c, WindowSpecReference(windowName)) => - val errorMessage = - s"Window specification $windowName is not defined in the WINDOW clause." - val windowSpecDefinition = - windowDefinitions - .get(windowName) - .getOrElse(failAnalysis(errorMessage)) - WindowExpression(c, windowSpecDefinition) - } - } - // Aggregate with Having clause. This rule works with an unresolved Aggregate because // a resolved Aggregate will not have Window Functions. case f @ Filter(condition, a @ Aggregate(groupingExprs, aggregateExprs, child)) if child.resolved && hasWindowFunction(aggregateExprs) && - !a.expressions.exists(!_.resolved) => + a.expressions.forall(_.resolved) => val (windowExpressions, aggregateExpressions) = extract(aggregateExprs) // Create an Aggregate operator to evaluate aggregation functions. val withAggregate = Aggregate(groupingExprs, aggregateExpressions, child) @@ -702,7 +723,7 @@ class Analyzer( // Aggregate without Having clause. case a @ Aggregate(groupingExprs, aggregateExprs, child) if hasWindowFunction(aggregateExprs) && - !a.expressions.exists(!_.resolved) => + a.expressions.forall(_.resolved) => val (windowExpressions, aggregateExpressions) = extract(aggregateExprs) // Create an Aggregate operator to evaluate aggregation functions. val withAggregate = Aggregate(groupingExprs, aggregateExpressions, child) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/HiveTypeCoercion.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/HiveTypeCoercion.scala index 96e2aee4de15b..168a4e30eab86 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/HiveTypeCoercion.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/HiveTypeCoercion.scala @@ -26,7 +26,14 @@ object HiveTypeCoercion { // See https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Types. // The conversion for integral and floating point types have a linear widening hierarchy: private val numericPrecedence = - Seq(ByteType, ShortType, IntegerType, LongType, FloatType, DoubleType, DecimalType.Unlimited) + IndexedSeq( + ByteType, + ShortType, + IntegerType, + LongType, + FloatType, + DoubleType, + DecimalType.Unlimited) /** * Find the tightest common type of two types that might be used in a binary expression. @@ -34,25 +41,21 @@ object HiveTypeCoercion { * with primitive types, because in that case the precision and scale of the result depends on * the operation. Those rules are implemented in [[HiveTypeCoercion.DecimalPrecision]]. */ - def findTightestCommonType(t1: DataType, t2: DataType): Option[DataType] = { - val valueTypes = Seq(t1, t2).filter(t => t != NullType) - if (valueTypes.distinct.size > 1) { - // Promote numeric types to the highest of the two and all numeric types to unlimited decimal - if (numericPrecedence.contains(t1) && numericPrecedence.contains(t2)) { - Some(numericPrecedence.filter(t => t == t1 || t == t2).last) - } else if (t1.isInstanceOf[DecimalType] && t2.isInstanceOf[DecimalType]) { - // Fixed-precision decimals can up-cast into unlimited - if (t1 == DecimalType.Unlimited || t2 == DecimalType.Unlimited) { - Some(DecimalType.Unlimited) - } else { - None - } - } else { - None - } - } else { - Some(if (valueTypes.size == 0) NullType else valueTypes.head) - } + val findTightestCommonType: (DataType, DataType) => Option[DataType] = { + case (t1, t2) if t1 == t2 => Some(t1) + case (NullType, t1) => Some(t1) + case (t1, NullType) => Some(t1) + + // Promote numeric types to the highest of the two and all numeric types to unlimited decimal + case (t1, t2) if Seq(t1, t2).forall(numericPrecedence.contains) => + val index = numericPrecedence.lastIndexWhere(t => t == t1 || t == t2) + Some(numericPrecedence(index)) + + // Fixed-precision decimals can up-cast into unlimited + case (DecimalType.Unlimited, _: DecimalType) => Some(DecimalType.Unlimited) + case (_: DecimalType, DecimalType.Unlimited) => Some(DecimalType.Unlimited) + + case _ => None } } @@ -628,31 +631,24 @@ trait HiveTypeCoercion { import HiveTypeCoercion._ def apply(plan: LogicalPlan): LogicalPlan = plan transformAllExpressions { - case cw @ CaseWhen(branches) if !cw.resolved && !branches.exists(!_.resolved) => - val valueTypes = branches.sliding(2, 2).map { - case Seq(_, value) => value.dataType - case Seq(elseVal) => elseVal.dataType - }.toSeq - - logDebug(s"Input values for null casting ${valueTypes.mkString(",")}") - - if (valueTypes.distinct.size > 1) { - val commonType = valueTypes.reduce { (v1, v2) => - findTightestCommonType(v1, v2) - .getOrElse(sys.error( - s"Types in CASE WHEN must be the same or coercible to a common type: $v1 != $v2")) - } - val transformedBranches = branches.sliding(2, 2).map { - case Seq(cond, value) if value.dataType != commonType => - Seq(cond, Cast(value, commonType)) - case Seq(elseVal) if elseVal.dataType != commonType => - Seq(Cast(elseVal, commonType)) - case s => s - }.reduce(_ ++ _) - CaseWhen(transformedBranches) - } else { - // Types match up. Hopefully some other rule fixes whatever is wrong with resolution. - cw + case cw: CaseWhenLike if !cw.resolved && cw.childrenResolved && !cw.valueTypesEqual => + logDebug(s"Input values for null casting ${cw.valueTypes.mkString(",")}") + val commonType = cw.valueTypes.reduce { (v1, v2) => + findTightestCommonType(v1, v2).getOrElse(sys.error( + s"Types in CASE WHEN must be the same or coercible to a common type: $v1 != $v2")) + } + val transformedBranches = cw.branches.sliding(2, 2).map { + case Seq(when, value) if value.dataType != commonType => + Seq(when, Cast(value, commonType)) + case Seq(elseVal) if elseVal.dataType != commonType => + Seq(Cast(elseVal, commonType)) + case s => s + }.reduce(_ ++ _) + cw match { + case _: CaseWhen => + CaseWhen(transformedBranches) + case CaseKeyWhen(key, _) => + CaseKeyWhen(key, transformedBranches) } } } diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala index 3f567e3e8b2a6..eb736ac3290e8 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/unresolved.scala @@ -95,7 +95,7 @@ case class UnresolvedFunction(name: String, children: Seq[Expression]) extends E * Represents all of the input attributes to a given relational operator, for example in * "SELECT * FROM ...". A [[Star]] gets automatically expanded during analysis. */ -trait Star extends Attribute with trees.LeafNode[Expression] { +trait Star extends NamedExpression with trees.LeafNode[Expression] { self: Product => override def name: String = throw new UnresolvedException(this, "name") @@ -103,13 +103,9 @@ trait Star extends Attribute with trees.LeafNode[Expression] { override def dataType: DataType = throw new UnresolvedException(this, "dataType") override def nullable: Boolean = throw new UnresolvedException(this, "nullable") override def qualifiers: Seq[String] = throw new UnresolvedException(this, "qualifiers") + override def toAttribute: Attribute = throw new UnresolvedException(this, "toAttribute") override lazy val resolved = false - override def newInstance(): Star = this - override def withNullability(newNullability: Boolean): Star = this - override def withQualifiers(newQualifiers: Seq[String]): Star = this - override def withName(newName: String): Star = this - // Star gets expanded at runtime so we never evaluate a Star. override def eval(input: Row = null): EvaluatedType = throw new TreeNodeException(this, s"No function to evaluate expression. type: ${this.nodeName}") @@ -154,7 +150,7 @@ case class UnresolvedStar(table: Option[String]) extends Star { * @param names the names to be associated with each output of computing [[child]]. */ case class MultiAlias(child: Expression, names: Seq[String]) - extends Attribute with trees.UnaryNode[Expression] { + extends NamedExpression with trees.UnaryNode[Expression] { override def name: String = throw new UnresolvedException(this, "name") @@ -166,15 +162,9 @@ case class MultiAlias(child: Expression, names: Seq[String]) override def qualifiers: Seq[String] = throw new UnresolvedException(this, "qualifiers") - override lazy val resolved = false - - override def newInstance(): MultiAlias = this + override def toAttribute: Attribute = throw new UnresolvedException(this, "toAttribute") - override def withNullability(newNullability: Boolean): MultiAlias = this - - override def withQualifiers(newQualifiers: Seq[String]): MultiAlias = this - - override def withName(newName: String): MultiAlias = this + override lazy val resolved = false override def eval(input: Row = null): EvaluatedType = throw new TreeNodeException(this, s"No function to evaluate expression. type: ${this.nodeName}") diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Expression.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Expression.scala index 4fd1bc4dd642d..0837a3179d897 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Expression.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/Expression.scala @@ -64,7 +64,7 @@ abstract class Expression extends TreeNode[Expression] { * Returns true if all the children of this expression have been resolved to a specific schema * and false if any still contains any unresolved placeholders. */ - def childrenResolved: Boolean = !children.exists(!_.resolved) + def childrenResolved: Boolean = children.forall(_.resolved) /** * Returns a string representation of this expression that does not have developer centric diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala index 57ace2a14f77c..a9170589f8c6c 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/namedExpressions.scala @@ -86,7 +86,7 @@ abstract class Attribute extends NamedExpression { def withQualifiers(newQualifiers: Seq[String]): Attribute def withName(newName: String): Attribute - def toAttribute: Attribute = this + override def toAttribute: Attribute = this def newInstance(): Attribute } diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala index 26c38c56c04f5..50b0f3ee5f93f 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/predicates.scala @@ -353,79 +353,134 @@ case class If(predicate: Expression, trueValue: Expression, falseValue: Expressi override def toString: String = s"if ($predicate) $trueValue else $falseValue" } +trait CaseWhenLike extends Expression { + self: Product => + + type EvaluatedType = Any + + // Note that `branches` are considered in consecutive pairs (cond, val), and the optional last + // element is the value for the default catch-all case (if provided). + // Hence, `branches` consists of at least two elements, and can have an odd or even length. + def branches: Seq[Expression] + + @transient lazy val whenList = + branches.sliding(2, 2).collect { case Seq(whenExpr, _) => whenExpr }.toSeq + @transient lazy val thenList = + branches.sliding(2, 2).collect { case Seq(_, thenExpr) => thenExpr }.toSeq + val elseValue = if (branches.length % 2 == 0) None else Option(branches.last) + + // both then and else val should be considered. + def valueTypes: Seq[DataType] = (thenList ++ elseValue).map(_.dataType) + def valueTypesEqual: Boolean = valueTypes.distinct.size <= 1 + + override def dataType: DataType = { + if (!resolved) { + throw new UnresolvedException(this, "cannot resolve due to differing types in some branches") + } + valueTypes.head + } + + override def nullable: Boolean = { + // If no value is nullable and no elseValue is provided, the whole statement defaults to null. + thenList.exists(_.nullable) || (elseValue.map(_.nullable).getOrElse(true)) + } +} + // scalastyle:off /** * Case statements of the form "CASE WHEN a THEN b [WHEN c THEN d]* [ELSE e] END". * Refer to this link for the corresponding semantics: * https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-ConditionalFunctions - * - * The other form of case statements "CASE a WHEN b THEN c [WHEN d THEN e]* [ELSE f] END" gets - * translated to this form at parsing time. Namely, such a statement gets translated to - * "CASE WHEN a=b THEN c [WHEN a=d THEN e]* [ELSE f] END". - * - * Note that `branches` are considered in consecutive pairs (cond, val), and the optional last - * element is the value for the default catch-all case (if provided). Hence, `branches` consists of - * at least two elements, and can have an odd or even length. */ // scalastyle:on -case class CaseWhen(branches: Seq[Expression]) extends Expression { - type EvaluatedType = Any +case class CaseWhen(branches: Seq[Expression]) extends CaseWhenLike { + + // Use private[this] Array to speed up evaluation. + @transient private[this] lazy val branchesArr = branches.toArray override def children: Seq[Expression] = branches - override def dataType: DataType = { - if (!resolved) { - throw new UnresolvedException(this, "cannot resolve due to differing types in some branches") + override lazy val resolved: Boolean = + childrenResolved && + whenList.forall(_.dataType == BooleanType) && + valueTypesEqual + + /** Written in imperative fashion for performance considerations. */ + override def eval(input: Row): Any = { + val len = branchesArr.length + var i = 0 + // If all branches fail and an elseVal is not provided, the whole statement + // defaults to null, according to Hive's semantics. + while (i < len - 1) { + if (branchesArr(i).eval(input) == true) { + return branchesArr(i + 1).eval(input) + } + i += 2 + } + var res: Any = null + if (i == len - 1) { + res = branchesArr(i).eval(input) } - branches(1).dataType + return res } + override def toString: String = { + "CASE" + branches.sliding(2, 2).map { + case Seq(cond, value) => s" WHEN $cond THEN $value" + case Seq(elseValue) => s" ELSE $elseValue" + }.mkString + } +} + +// scalastyle:off +/** + * Case statements of the form "CASE a WHEN b THEN c [WHEN d THEN e]* [ELSE f] END". + * Refer to this link for the corresponding semantics: + * https://cwiki.apache.org/confluence/display/Hive/LanguageManual+UDF#LanguageManualUDF-ConditionalFunctions + */ +// scalastyle:on +case class CaseKeyWhen(key: Expression, branches: Seq[Expression]) extends CaseWhenLike { + + // Use private[this] Array to speed up evaluation. @transient private[this] lazy val branchesArr = branches.toArray - @transient private[this] lazy val predicates = - branches.sliding(2, 2).collect { case Seq(cond, _) => cond }.toSeq - @transient private[this] lazy val values = - branches.sliding(2, 2).collect { case Seq(_, value) => value }.toSeq - @transient private[this] lazy val elseValue = - if (branches.length % 2 == 0) None else Option(branches.last) - override def nullable: Boolean = { - // If no value is nullable and no elseValue is provided, the whole statement defaults to null. - values.exists(_.nullable) || (elseValue.map(_.nullable).getOrElse(true)) - } + override def children: Seq[Expression] = key +: branches - override lazy val resolved: Boolean = { - if (!childrenResolved) { - false - } else { - val allCondBooleans = predicates.forall(_.dataType == BooleanType) - // both then and else val should be considered. - val dataTypesEqual = (values ++ elseValue).map(_.dataType).distinct.size <= 1 - allCondBooleans && dataTypesEqual - } - } + override lazy val resolved: Boolean = + childrenResolved && valueTypesEqual /** Written in imperative fashion for performance considerations. */ override def eval(input: Row): Any = { + val evaluatedKey = key.eval(input) val len = branchesArr.length var i = 0 // If all branches fail and an elseVal is not provided, the whole statement // defaults to null, according to Hive's semantics. - var res: Any = null while (i < len - 1) { - if (branchesArr(i).eval(input) == true) { - res = branchesArr(i + 1).eval(input) - return res + if (equalNullSafe(evaluatedKey, branchesArr(i).eval(input))) { + return branchesArr(i + 1).eval(input) } i += 2 } + var res: Any = null if (i == len - 1) { res = branchesArr(i).eval(input) } - res + return res + } + + private def equalNullSafe(l: Any, r: Any) = { + if (l == null && r == null) { + true + } else if (l == null || r == null) { + false + } else { + l == r + } } override def toString: String = { - "CASE" + branches.sliding(2, 2).map { + s"CASE $key" + branches.sliding(2, 2).map { case Seq(cond, value) => s" WHEN $cond THEN $value" case Seq(elseValue) => s" ELSE $elseValue" }.mkString diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala index ba0abb2df596c..0f349f9d11415 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/basicOperators.scala @@ -149,16 +149,6 @@ case class InsertIntoTable( } } -case class CreateTableAsSelect[T]( - databaseName: Option[String], - tableName: String, - child: LogicalPlan, - allowExisting: Boolean, - desc: Option[T] = None) extends UnaryNode { - override def output: Seq[Attribute] = Seq.empty[Attribute] - override lazy val resolved: Boolean = databaseName != None && childrenResolved -} - /** * A container for holding named common table expressions (CTEs) and a query plan. * This operator will be removed during analysis and the relations will be substituted into child. @@ -184,10 +174,10 @@ case class WriteToFile( } /** - * @param order The ordering expressions - * @param global True means global sorting apply for entire data set, + * @param order The ordering expressions + * @param global True means global sorting apply for entire data set, * False means sorting only apply within the partition. - * @param child Child logical plan + * @param child Child logical plan */ case class Sort( order: Seq[SortOrder], diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/commands.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/commands.scala index 45905f8ef98c5..246f4d7e34d3d 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/commands.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/commands.scala @@ -21,9 +21,7 @@ import org.apache.spark.sql.catalyst.expressions.Attribute /** * A logical node that represents a non-query command to be executed by the system. For example, - * commands can be used by parsers to represent DDL operations. + * commands can be used by parsers to represent DDL operations. Commands, unlike queries, are + * eagerly executed. */ -abstract class Command extends LeafNode { - self: Product => - def output: Seq[Attribute] = Seq.empty -} +trait Command diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreeNode.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreeNode.scala index 4b93f7d31b808..bc2ad34523d2c 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreeNode.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/trees/TreeNode.scala @@ -130,6 +130,17 @@ abstract class TreeNode[BaseType <: TreeNode[BaseType]] { ret } + /** + * Finds and returns the first [[TreeNode]] of the tree for which the given partial function + * is defined (pre-order), and applies the partial function to it. + */ + def collectFirst[B](pf: PartialFunction[BaseType, B]): Option[B] = { + val lifted = pf.lift + lifted(this).orElse { + children.foldLeft(None: Option[B]) { (l, r) => l.orElse(r.collectFirst(pf)) } + } + } + /** * Returns a copy of this node where `f` has been applied to all the nodes children. */ @@ -160,7 +171,7 @@ abstract class TreeNode[BaseType <: TreeNode[BaseType]] { val remainingNewChildren = newChildren.toBuffer val remainingOldChildren = children.toBuffer val newArgs = productIterator.map { - // This rule is used to handle children is a input argument. + // Handle Seq[TreeNode] in TreeNode parameters. case s: Seq[_] => s.map { case arg: TreeNode[_] if children contains arg => val newChild = remainingNewChildren.remove(0) diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/types/StructType.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/types/StructType.scala index d80ffca18ec9a..7e00a27dfe724 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/types/StructType.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/types/StructType.scala @@ -134,6 +134,10 @@ case class StructType(fields: Array[StructField]) extends DataType with Seq[Stru throw new IllegalArgumentException(s"""Field "$name" does not exist.""")) } + private[sql] def getFieldIndex(name: String): Option[Int] = { + nameToIndex.get(name) + } + protected[sql] def toAttributes: Seq[AttributeReference] = map(f => AttributeReference(f.name, f.dataType, f.nullable, f.metadata)()) diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/SqlParserSuite.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/SqlParserSuite.scala index a652c70560990..890ea2a84b82e 100644 --- a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/SqlParserSuite.scala +++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/SqlParserSuite.scala @@ -17,11 +17,15 @@ package org.apache.spark.sql.catalyst +import org.apache.spark.sql.catalyst.expressions.Attribute import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan import org.apache.spark.sql.catalyst.plans.logical.Command import org.scalatest.FunSuite -private[sql] case class TestCommand(cmd: String) extends Command +private[sql] case class TestCommand(cmd: String) extends LogicalPlan with Command { + override def output: Seq[Attribute] = Seq.empty + override def children: Seq[LogicalPlan] = Seq.empty +} private[sql] class SuperLongKeywordTestParser extends AbstractSparkSQLParser { protected val EXECUTE = Keyword("THISISASUPERLONGKEYWORDTEST") diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ExpressionEvaluationSuite.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ExpressionEvaluationSuite.scala index faaa55aa5e6f1..88d36d153ceea 100644 --- a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ExpressionEvaluationSuite.scala +++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ExpressionEvaluationSuite.scala @@ -850,6 +850,32 @@ class ExpressionEvaluationSuite extends ExpressionEvaluationBaseSuite { assert(CaseWhen(Seq(c2, c4_notNull, c3, c5)).nullable === true) } + test("case key when") { + val row = create_row(null, 1, 2, "a", "b", "c") + val c1 = 'a.int.at(0) + val c2 = 'a.int.at(1) + val c3 = 'a.int.at(2) + val c4 = 'a.string.at(3) + val c5 = 'a.string.at(4) + val c6 = 'a.string.at(5) + + val literalNull = Literal.create(null, BooleanType) + val literalInt = Literal(1) + val literalString = Literal("a") + + checkEvaluation(CaseKeyWhen(c1, Seq(c2, c4, c5)), "b", row) + checkEvaluation(CaseKeyWhen(c1, Seq(c2, c4, literalNull, c5, c6)), "b", row) + checkEvaluation(CaseKeyWhen(c2, Seq(literalInt, c4, c5)), "a", row) + checkEvaluation(CaseKeyWhen(c2, Seq(c1, c4, c5)), "b", row) + checkEvaluation(CaseKeyWhen(c4, Seq(literalString, c2, c3)), 1, row) + checkEvaluation(CaseKeyWhen(c4, Seq(c1, c3, c5, c2, Literal(3))), 3, row) + + checkEvaluation(CaseKeyWhen(literalInt, Seq(c2, c4, c5)), "a", row) + checkEvaluation(CaseKeyWhen(literalString, Seq(c5, c2, c4, c3)), 2, row) + checkEvaluation(CaseKeyWhen(literalInt, Seq(c5, c2, c4, c3)), null, row) + checkEvaluation(CaseKeyWhen(literalNull, Seq(c5, c2, c1, c3)), 2, row) + } + test("complex type") { val row = create_row( "^Ba*n", // 0 diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/trees/TreeNodeSuite.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/trees/TreeNodeSuite.scala index 786ddba403f2c..3d10dab5ba34c 100644 --- a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/trees/TreeNodeSuite.scala +++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/trees/TreeNodeSuite.scala @@ -172,4 +172,54 @@ class TreeNodeSuite extends FunSuite { expected = None assert(expected === actual) } + + test("collectFirst") { + val expression = Add(Literal(1), Multiply(Literal(2), Subtract(Literal(3), Literal(4)))) + + // Collect the top node. + { + val actual = expression.collectFirst { + case add: Add => add + } + val expected = + Some(Add(Literal(1), Multiply(Literal(2), Subtract(Literal(3), Literal(4))))) + assert(expected === actual) + } + + // Collect the first children. + { + val actual = expression.collectFirst { + case l @ Literal(1, IntegerType) => l + } + val expected = Some(Literal(1)) + assert(expected === actual) + } + + // Collect an internal node (Subtract). + { + val actual = expression.collectFirst { + case sub: Subtract => sub + } + val expected = Some(Subtract(Literal(3), Literal(4))) + assert(expected === actual) + } + + // Collect a leaf node. + { + val actual = expression.collectFirst { + case l @ Literal(3, IntegerType) => l + } + val expected = Some(Literal(3)) + assert(expected === actual) + } + + // Collect nothing. + { + val actual = expression.collectFirst { + case l @ Literal(100, IntegerType) => l + } + val expected = None + assert(expected === actual) + } + } } diff --git a/sql/core/src/main/scala/org/apache/spark/sql/Column.scala b/sql/core/src/main/scala/org/apache/spark/sql/Column.scala index 8eb632d3d600b..8bbe11b412214 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/Column.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/Column.scala @@ -698,6 +698,37 @@ class Column(protected[sql] val expr: Expression) extends Logging { println(expr.prettyString) } } + + /** + * Compute bitwise OR of this expression with another expression. + * {{{ + * df.select($"colA".bitwiseOR($"colB")) + * }}} + * + * @group expr_ops + */ + def bitwiseOR(other: Any): Column = BitwiseOr(expr, lit(other).expr) + + /** + * Compute bitwise AND of this expression with another expression. + * {{{ + * df.select($"colA".bitwiseAND($"colB")) + * }}} + * + * @group expr_ops + */ + def bitwiseAND(other: Any): Column = BitwiseAnd(expr, lit(other).expr) + + /** + * Compute bitwise XOR of this expression with another expression. + * {{{ + * df.select($"colA".bitwiseXOR($"colB")) + * }}} + * + * @group expr_ops + */ + def bitwiseXOR(other: Any): Column = BitwiseXor(expr, lit(other).expr) + } diff --git a/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala b/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala index 9d2cd7aae3b82..7947042c14299 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/DataFrame.scala @@ -42,7 +42,7 @@ import org.apache.spark.sql.catalyst.plans.{JoinType, Inner} import org.apache.spark.sql.catalyst.plans.logical._ import org.apache.spark.sql.execution.{EvaluatePython, ExplainCommand, LogicalRDD} import org.apache.spark.sql.jdbc.JDBCWriteDetails -import org.apache.spark.sql.json.JsonRDD +import org.apache.spark.sql.json.{JacksonGenerator, JsonRDD} import org.apache.spark.sql.types._ import org.apache.spark.sql.sources.{ResolvedDataSource, CreateTableUsingAsSelect} import org.apache.spark.util.Utils @@ -143,7 +143,6 @@ class DataFrame private[sql]( // happen right away to let these side effects take place eagerly. case _: Command | _: InsertIntoTable | - _: CreateTableAsSelect[_] | _: CreateTableUsingAsSelect | _: WriteToFile => LogicalRDD(queryExecution.analyzed.output, queryExecution.toRdd)(sqlContext) @@ -1415,7 +1414,7 @@ class DataFrame private[sql]( new Iterator[String] { override def hasNext: Boolean = iter.hasNext override def next(): String = { - JsonRDD.rowToJSON(rowSchema, gen)(iter.next()) + JacksonGenerator(rowSchema, gen)(iter.next()) gen.flush() val json = writer.toString diff --git a/sql/core/src/main/scala/org/apache/spark/sql/DataFrameNaFunctions.scala b/sql/core/src/main/scala/org/apache/spark/sql/DataFrameNaFunctions.scala index 481ed4924857e..4a54120ba86f6 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/DataFrameNaFunctions.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/DataFrameNaFunctions.scala @@ -357,11 +357,12 @@ final class DataFrameNaFunctions private[sql](df: DataFrame) { * TODO: This can be optimized to use broadcast join when replacementMap is large. */ private def replaceCol(col: StructField, replacementMap: Map[_, _]): Column = { - val branches: Seq[Expression] = replacementMap.flatMap { case (source, target) => - df.col(col.name).equalTo(lit(source).cast(col.dataType)).expr :: - lit(target).cast(col.dataType).expr :: Nil + val keyExpr = df.col(col.name).expr + def buildExpr(v: Any) = Cast(Literal(v), keyExpr.dataType) + val branches = replacementMap.flatMap { case (source, target) => + Seq(buildExpr(source), buildExpr(target)) }.toSeq - new Column(CaseWhen(branches ++ Seq(df.col(col.name).expr))).as(col.name) + new Column(CaseKeyWhen(keyExpr, branches :+ keyExpr)).as(col.name) } private def convertToDouble(v: Any): Double = v match { diff --git a/sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala b/sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala index 3ffc2091d6ba1..bfaddd0f2ce1b 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/SQLConf.scala @@ -73,6 +73,8 @@ private[spark] object SQLConf { val USE_SQL_SERIALIZER2 = "spark.sql.useSerializer2" + val USE_JACKSON_STREAMING_API = "spark.sql.json.useJacksonStreamingAPI" + object Deprecated { val MAPRED_REDUCE_TASKS = "mapred.reduce.tasks" } @@ -166,6 +168,12 @@ private[sql] class SQLConf extends Serializable { private[spark] def useSqlSerializer2: Boolean = getConf(USE_SQL_SERIALIZER2, "true").toBoolean + /** + * Selects between the new (true) and old (false) JSON handlers, to be removed in Spark 1.5.0 + */ + private[spark] def useJacksonStreamingAPI: Boolean = + getConf(USE_JACKSON_STREAMING_API, "true").toBoolean + /** * Upper bound on the sizes (in bytes) of the tables qualified for the auto conversion to * a broadcast value during the physical executions of join operations. Setting this to -1 diff --git a/sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala b/sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala index 7eabb93c1e3d6..0ac0936f0f592 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/SQLContext.scala @@ -70,7 +70,7 @@ import org.apache.spark.{Partition, SparkContext} * spark-sql> SELECT * FROM src LIMIT 1; * *-- Exception will be thrown and switch to dialect - *-- "sql" (for SQLContext) or + *-- "sql" (for SQLContext) or *-- "hiveql" (for HiveContext) * }}} */ @@ -107,7 +107,7 @@ class SQLContext(@transient val sparkContext: SparkContext) /** * @return Spark SQL configuration */ - protected[sql] def conf = tlSession.get().conf + protected[sql] def conf = currentSession().conf /** * Set Spark SQL configuration properties. @@ -659,13 +659,17 @@ class SQLContext(@transient val sparkContext: SparkContext) */ @Experimental def jsonRDD(json: RDD[String], schema: StructType): DataFrame = { - val columnNameOfCorruptJsonRecord = conf.columnNameOfCorruptRecord - val appliedSchema = - Option(schema).getOrElse( - JsonRDD.nullTypeToStringType( - JsonRDD.inferSchema(json, 1.0, columnNameOfCorruptJsonRecord))) - val rowRDD = JsonRDD.jsonStringToRow(json, appliedSchema, columnNameOfCorruptJsonRecord) - createDataFrame(rowRDD, appliedSchema, needsConversion = false) + if (conf.useJacksonStreamingAPI) { + baseRelationToDataFrame(new JSONRelation(() => json, None, 1.0, Some(schema))(this)) + } else { + val columnNameOfCorruptJsonRecord = conf.columnNameOfCorruptRecord + val appliedSchema = + Option(schema).getOrElse( + JsonRDD.nullTypeToStringType( + JsonRDD.inferSchema(json, 1.0, columnNameOfCorruptJsonRecord))) + val rowRDD = JsonRDD.jsonStringToRow(json, appliedSchema, columnNameOfCorruptJsonRecord) + createDataFrame(rowRDD, appliedSchema, needsConversion = false) + } } /** @@ -689,12 +693,16 @@ class SQLContext(@transient val sparkContext: SparkContext) */ @Experimental def jsonRDD(json: RDD[String], samplingRatio: Double): DataFrame = { - val columnNameOfCorruptJsonRecord = conf.columnNameOfCorruptRecord - val appliedSchema = - JsonRDD.nullTypeToStringType( - JsonRDD.inferSchema(json, samplingRatio, columnNameOfCorruptJsonRecord)) - val rowRDD = JsonRDD.jsonStringToRow(json, appliedSchema, columnNameOfCorruptJsonRecord) - createDataFrame(rowRDD, appliedSchema, needsConversion = false) + if (conf.useJacksonStreamingAPI) { + baseRelationToDataFrame(new JSONRelation(() => json, None, samplingRatio, None)(this)) + } else { + val columnNameOfCorruptJsonRecord = conf.columnNameOfCorruptRecord + val appliedSchema = + JsonRDD.nullTypeToStringType( + JsonRDD.inferSchema(json, samplingRatio, columnNameOfCorruptJsonRecord)) + val rowRDD = JsonRDD.jsonStringToRow(json, appliedSchema, columnNameOfCorruptJsonRecord) + createDataFrame(rowRDD, appliedSchema, needsConversion = false) + } } /** @@ -1189,13 +1197,17 @@ class SQLContext(@transient val sparkContext: SparkContext) |${stringOrError(executedPlan)} """.stripMargin.trim - override def toString: String = + override def toString: String = { + def output = + analyzed.output.map(o => s"${o.name}: ${o.dataType.simpleString}").mkString(", ") + // TODO previously will output RDD details by run (${stringOrError(toRdd.toDebugString)}) // however, the `toRdd` will cause the real execution, which is not what we want. // We need to think about how to avoid the side effect. s"""== Parsed Logical Plan == |${stringOrError(logical)} |== Analyzed Logical Plan == + |${stringOrError(output)} |${stringOrError(analyzed)} |== Optimized Logical Plan == |${stringOrError(optimizedPlan)} @@ -1204,6 +1216,7 @@ class SQLContext(@transient val sparkContext: SparkContext) |Code Generation: ${stringOrError(executedPlan.codegenEnabled)} |== RDD == """.stripMargin.trim + } } /** diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/Exchange.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/Exchange.scala index 5b2e46962cd3b..f0d54cd6cd94f 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/Exchange.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/Exchange.scala @@ -84,18 +84,8 @@ case class Exchange( def serializer( keySchema: Array[DataType], valueSchema: Array[DataType], + hasKeyOrdering: Boolean, numPartitions: Int): Serializer = { - // In ExternalSorter's spillToMergeableFile function, key-value pairs are written out - // through write(key) and then write(value) instead of write((key, value)). Because - // SparkSqlSerializer2 assumes that objects passed in are Product2, we cannot safely use - // it when spillToMergeableFile in ExternalSorter will be used. - // So, we will not use SparkSqlSerializer2 when - // - Sort-based shuffle is enabled and the number of reducers (numPartitions) is greater - // then the bypassMergeThreshold; or - // - newOrdering is defined. - val cannotUseSqlSerializer2 = - (sortBasedShuffleOn && numPartitions > bypassMergeThreshold) || newOrdering.nonEmpty - // It is true when there is no field that needs to be write out. // For now, we will not use SparkSqlSerializer2 when noField is true. val noField = @@ -104,14 +94,13 @@ case class Exchange( val useSqlSerializer2 = child.sqlContext.conf.useSqlSerializer2 && // SparkSqlSerializer2 is enabled. - !cannotUseSqlSerializer2 && // Safe to use Serializer2. SparkSqlSerializer2.support(keySchema) && // The schema of key is supported. SparkSqlSerializer2.support(valueSchema) && // The schema of value is supported. !noField val serializer = if (useSqlSerializer2) { logInfo("Using SparkSqlSerializer2.") - new SparkSqlSerializer2(keySchema, valueSchema) + new SparkSqlSerializer2(keySchema, valueSchema, hasKeyOrdering) } else { logInfo("Using SparkSqlSerializer.") new SparkSqlSerializer(sparkConf) @@ -154,7 +143,8 @@ case class Exchange( } val keySchema = expressions.map(_.dataType).toArray val valueSchema = child.output.map(_.dataType).toArray - shuffled.setSerializer(serializer(keySchema, valueSchema, numPartitions)) + shuffled.setSerializer( + serializer(keySchema, valueSchema, newOrdering.nonEmpty, numPartitions)) shuffled.map(_._2) @@ -179,7 +169,8 @@ case class Exchange( new ShuffledRDD[Row, Null, Null](rdd, part) } val keySchema = child.output.map(_.dataType).toArray - shuffled.setSerializer(serializer(keySchema, null, numPartitions)) + shuffled.setSerializer( + serializer(keySchema, null, newOrdering.nonEmpty, numPartitions)) shuffled.map(_._1) @@ -199,7 +190,7 @@ case class Exchange( val partitioner = new HashPartitioner(1) val shuffled = new ShuffledRDD[Null, Row, Row](rdd, partitioner) val valueSchema = child.output.map(_.dataType).toArray - shuffled.setSerializer(serializer(null, valueSchema, 1)) + shuffled.setSerializer(serializer(null, valueSchema, false, 1)) shuffled.map(_._2) case _ => sys.error(s"Exchange not implemented for $newPartitioning") diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlSerializer2.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlSerializer2.scala index 35ad987eb1a63..256d527d7b636 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlSerializer2.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlSerializer2.scala @@ -27,7 +27,7 @@ import scala.reflect.ClassTag import org.apache.spark.serializer._ import org.apache.spark.Logging import org.apache.spark.sql.Row -import org.apache.spark.sql.catalyst.expressions.SpecificMutableRow +import org.apache.spark.sql.catalyst.expressions.{SpecificMutableRow, MutableRow, GenericMutableRow} import org.apache.spark.sql.types._ /** @@ -49,9 +49,9 @@ private[sql] class Serializer2SerializationStream( out: OutputStream) extends SerializationStream with Logging { - val rowOut = new DataOutputStream(out) - val writeKeyFunc = SparkSqlSerializer2.createSerializationFunction(keySchema, rowOut) - val writeValueFunc = SparkSqlSerializer2.createSerializationFunction(valueSchema, rowOut) + private val rowOut = new DataOutputStream(new BufferedOutputStream(out)) + private val writeKeyFunc = SparkSqlSerializer2.createSerializationFunction(keySchema, rowOut) + private val writeValueFunc = SparkSqlSerializer2.createSerializationFunction(valueSchema, rowOut) override def writeObject[T: ClassTag](t: T): SerializationStream = { val kv = t.asInstanceOf[Product2[Row, Row]] @@ -86,31 +86,44 @@ private[sql] class Serializer2SerializationStream( private[sql] class Serializer2DeserializationStream( keySchema: Array[DataType], valueSchema: Array[DataType], + hasKeyOrdering: Boolean, in: InputStream) extends DeserializationStream with Logging { - val rowIn = new DataInputStream(new BufferedInputStream(in)) + private val rowIn = new DataInputStream(new BufferedInputStream(in)) + + private def rowGenerator(schema: Array[DataType]): () => (MutableRow) = { + if (schema == null) { + () => null + } else { + if (hasKeyOrdering) { + // We have key ordering specified in a ShuffledRDD, it is not safe to reuse a mutable row. + () => new GenericMutableRow(schema.length) + } else { + // It is safe to reuse the mutable row. + val mutableRow = new SpecificMutableRow(schema) + () => mutableRow + } + } + } - val key = if (keySchema != null) new SpecificMutableRow(keySchema) else null - val value = if (valueSchema != null) new SpecificMutableRow(valueSchema) else null - val readKeyFunc = SparkSqlSerializer2.createDeserializationFunction(keySchema, rowIn, key) - val readValueFunc = SparkSqlSerializer2.createDeserializationFunction(valueSchema, rowIn, value) + // Functions used to return rows for key and value. + private val getKey = rowGenerator(keySchema) + private val getValue = rowGenerator(valueSchema) + // Functions used to read a serialized row from the InputStream and deserialize it. + private val readKeyFunc = SparkSqlSerializer2.createDeserializationFunction(keySchema, rowIn) + private val readValueFunc = SparkSqlSerializer2.createDeserializationFunction(valueSchema, rowIn) override def readObject[T: ClassTag](): T = { - readKeyFunc() - readValueFunc() - - (key, value).asInstanceOf[T] + (readKeyFunc(getKey()), readValueFunc(getValue())).asInstanceOf[T] } override def readKey[T: ClassTag](): T = { - readKeyFunc() - key.asInstanceOf[T] + readKeyFunc(getKey()).asInstanceOf[T] } override def readValue[T: ClassTag](): T = { - readValueFunc() - value.asInstanceOf[T] + readValueFunc(getValue()).asInstanceOf[T] } override def close(): Unit = { @@ -118,9 +131,10 @@ private[sql] class Serializer2DeserializationStream( } } -private[sql] class ShuffleSerializerInstance( +private[sql] class SparkSqlSerializer2Instance( keySchema: Array[DataType], - valueSchema: Array[DataType]) + valueSchema: Array[DataType], + hasKeyOrdering: Boolean) extends SerializerInstance { def serialize[T: ClassTag](t: T): ByteBuffer = @@ -137,7 +151,7 @@ private[sql] class ShuffleSerializerInstance( } def deserializeStream(s: InputStream): DeserializationStream = { - new Serializer2DeserializationStream(keySchema, valueSchema, s) + new Serializer2DeserializationStream(keySchema, valueSchema, hasKeyOrdering, s) } } @@ -148,12 +162,16 @@ private[sql] class ShuffleSerializerInstance( * The schema of keys is represented by `keySchema` and that of values is represented by * `valueSchema`. */ -private[sql] class SparkSqlSerializer2(keySchema: Array[DataType], valueSchema: Array[DataType]) +private[sql] class SparkSqlSerializer2( + keySchema: Array[DataType], + valueSchema: Array[DataType], + hasKeyOrdering: Boolean) extends Serializer with Logging with Serializable{ - def newInstance(): SerializerInstance = new ShuffleSerializerInstance(keySchema, valueSchema) + def newInstance(): SerializerInstance = + new SparkSqlSerializer2Instance(keySchema, valueSchema, hasKeyOrdering) override def supportsRelocationOfSerializedObjects: Boolean = { // SparkSqlSerializer2 is stateless and writes no stream headers @@ -323,11 +341,11 @@ private[sql] object SparkSqlSerializer2 { */ def createDeserializationFunction( schema: Array[DataType], - in: DataInputStream, - mutableRow: SpecificMutableRow): () => Unit = { - () => { - // If the schema is null, the returned function does nothing when it get called. - if (schema != null) { + in: DataInputStream): (MutableRow) => Row = { + if (schema == null) { + (mutableRow: MutableRow) => null + } else { + (mutableRow: MutableRow) => { var i = 0 while (i < schema.length) { schema(i) match { @@ -440,6 +458,8 @@ private[sql] object SparkSqlSerializer2 { } i += 1 } + + mutableRow } } } diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/commands.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/commands.scala index 98df5bef34efa..388a8184e4cfe 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/commands.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/commands.scala @@ -32,9 +32,11 @@ import org.apache.spark.sql.{DataFrame, SQLConf, SQLContext} * A logical command that is executed for its side-effects. `RunnableCommand`s are * wrapped in `ExecutedCommand` during execution. */ -trait RunnableCommand extends logical.Command { +private[sql] trait RunnableCommand extends LogicalPlan with logical.Command { self: Product => + override def output: Seq[Attribute] = Seq.empty + override def children: Seq[LogicalPlan] = Seq.empty def run(sqlContext: SQLContext): Seq[Row] } @@ -84,8 +86,14 @@ case class SetCommand( logWarning( s"Property ${SQLConf.Deprecated.MAPRED_REDUCE_TASKS} is deprecated, " + s"automatically converted to ${SQLConf.SHUFFLE_PARTITIONS} instead.") - sqlContext.setConf(SQLConf.SHUFFLE_PARTITIONS, value) - Seq(Row(s"${SQLConf.SHUFFLE_PARTITIONS}=$value")) + if (value.toInt < 1) { + val msg = s"Setting negative ${SQLConf.Deprecated.MAPRED_REDUCE_TASKS} for automatically " + + "determining the number of reducers is not supported." + throw new IllegalArgumentException(msg) + } else { + sqlContext.setConf(SQLConf.SHUFFLE_PARTITIONS, value) + Seq(Row(s"${SQLConf.SHUFFLE_PARTITIONS}=$value")) + } // Configures a single property. case Some((key, Some(value))) => diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/pythonUdfs.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/pythonUdfs.scala index 7a43bfd8bc8d9..58cb1980f217e 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/pythonUdfs.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/pythonUdfs.scala @@ -219,8 +219,8 @@ case class EvaluatePython( /** * :: DeveloperApi :: - * Uses PythonRDD to evaluate a [[PythonUDF]], one partition of tuples at a time. The input - * data is cached and zipped with the result of the udf evaluation. + * Uses PythonRDD to evaluate a [[PythonUDF]], one partition of tuples at a time. + * The input data is zipped with the result of the udf evaluation. */ @DeveloperApi case class BatchPythonEvaluation(udf: PythonUDF, output: Seq[Attribute], child: SparkPlan) @@ -229,8 +229,7 @@ case class BatchPythonEvaluation(udf: PythonUDF, output: Seq[Attribute], child: def children: Seq[SparkPlan] = child :: Nil def execute(): RDD[Row] = { - // TODO: Clean up after ourselves? - val childResults = child.execute().map(_.copy()).cache() + val childResults = child.execute().map(_.copy()) val parent = childResults.mapPartitions { iter => val pickle = new Pickler diff --git a/sql/core/src/main/scala/org/apache/spark/sql/functions.scala b/sql/core/src/main/scala/org/apache/spark/sql/functions.scala index 830b5017717b5..1728b0b8c910e 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/functions.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/functions.scala @@ -438,6 +438,14 @@ object functions { */ def upper(e: Column): Column = Upper(e.expr) + + /** + * Computes bitwise NOT. + * + * @group normal_funcs + */ + def bitwiseNOT(e: Column): Column = BitwiseNot(e.expr) + ////////////////////////////////////////////////////////////////////////////////////////////// // Math Functions ////////////////////////////////////////////////////////////////////////////////////////////// diff --git a/sql/core/src/main/scala/org/apache/spark/sql/jdbc/JDBCRDD.scala b/sql/core/src/main/scala/org/apache/spark/sql/jdbc/JDBCRDD.scala index 325a326e2b5b2..1a5083dbe0f61 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/jdbc/JDBCRDD.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/jdbc/JDBCRDD.scala @@ -362,7 +362,13 @@ private[sql] class JDBCRDD( conversions(i) match { case BooleanConversion => mutableRow.setBoolean(i, rs.getBoolean(pos)) case DateConversion => - mutableRow.update(i, DateUtils.fromJavaDate(rs.getDate(pos))) + // DateUtils.fromJavaDate does not handle null value, so we need to check it. + val dateVal = rs.getDate(pos) + if (dateVal != null) { + mutableRow.update(i, DateUtils.fromJavaDate(dateVal)) + } else { + mutableRow.update(i, null) + } case DecimalConversion => val decimalVal = rs.getBigDecimal(pos) if (decimalVal == null) { diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/InferSchema.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/InferSchema.scala new file mode 100644 index 0000000000000..9c58b8e4bb16a --- /dev/null +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/InferSchema.scala @@ -0,0 +1,171 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.sql.json + +import com.fasterxml.jackson.core._ + +import org.apache.spark.rdd.RDD +import org.apache.spark.sql.catalyst.analysis.HiveTypeCoercion +import org.apache.spark.sql.json.JacksonUtils.nextUntil +import org.apache.spark.sql.types._ + +private[sql] object InferSchema { + /** + * Infer the type of a collection of json records in three stages: + * 1. Infer the type of each record + * 2. Merge types by choosing the lowest type necessary to cover equal keys + * 3. Replace any remaining null fields with string, the top type + */ + def apply( + json: RDD[String], + samplingRatio: Double = 1.0, + columnNameOfCorruptRecords: String): StructType = { + require(samplingRatio > 0, s"samplingRatio ($samplingRatio) should be greater than 0") + val schemaData = if (samplingRatio > 0.99) { + json + } else { + json.sample(withReplacement = false, samplingRatio, 1) + } + + // perform schema inference on each row and merge afterwards + schemaData.mapPartitions { iter => + val factory = new JsonFactory() + iter.map { row => + try { + val parser = factory.createParser(row) + parser.nextToken() + inferField(parser) + } catch { + case _: JsonParseException => + StructType(Seq(StructField(columnNameOfCorruptRecords, StringType))) + } + } + }.treeAggregate[DataType](StructType(Seq()))(compatibleRootType, compatibleRootType) match { + case st: StructType => nullTypeToStringType(st) + } + } + + /** + * Infer the type of a json document from the parser's token stream + */ + private def inferField(parser: JsonParser): DataType = { + import com.fasterxml.jackson.core.JsonToken._ + parser.getCurrentToken match { + case null | VALUE_NULL => NullType + + case FIELD_NAME => + parser.nextToken() + inferField(parser) + + case VALUE_STRING if parser.getTextLength < 1 => + // Zero length strings and nulls have special handling to deal + // with JSON generators that do not distinguish between the two. + // To accurately infer types for empty strings that are really + // meant to represent nulls we assume that the two are isomorphic + // but will defer treating null fields as strings until all the + // record fields' types have been combined. + NullType + + case VALUE_STRING => StringType + case START_OBJECT => + val builder = Seq.newBuilder[StructField] + while (nextUntil(parser, END_OBJECT)) { + builder += StructField(parser.getCurrentName, inferField(parser), nullable = true) + } + + StructType(builder.result().sortBy(_.name)) + + case START_ARRAY => + // If this JSON array is empty, we use NullType as a placeholder. + // If this array is not empty in other JSON objects, we can resolve + // the type as we pass through all JSON objects. + var elementType: DataType = NullType + while (nextUntil(parser, END_ARRAY)) { + elementType = compatibleType(elementType, inferField(parser)) + } + + ArrayType(elementType) + + case VALUE_NUMBER_INT | VALUE_NUMBER_FLOAT => + import JsonParser.NumberType._ + parser.getNumberType match { + // For Integer values, use LongType by default. + case INT | LONG => LongType + // Since we do not have a data type backed by BigInteger, + // when we see a Java BigInteger, we use DecimalType. + case BIG_INTEGER | BIG_DECIMAL => DecimalType.Unlimited + case FLOAT | DOUBLE => DoubleType + } + + case VALUE_TRUE | VALUE_FALSE => BooleanType + } + } + + private def nullTypeToStringType(struct: StructType): StructType = { + val fields = struct.fields.map { + case StructField(fieldName, dataType, nullable, _) => + val newType = dataType match { + case NullType => StringType + case ArrayType(NullType, containsNull) => ArrayType(StringType, containsNull) + case ArrayType(struct: StructType, containsNull) => + ArrayType(nullTypeToStringType(struct), containsNull) + case struct: StructType =>nullTypeToStringType(struct) + case other: DataType => other + } + + StructField(fieldName, newType, nullable) + } + + StructType(fields) + } + + /** + * Remove top-level ArrayType wrappers and merge the remaining schemas + */ + private def compatibleRootType: (DataType, DataType) => DataType = { + case (ArrayType(ty1, _), ty2) => compatibleRootType(ty1, ty2) + case (ty1, ArrayType(ty2, _)) => compatibleRootType(ty1, ty2) + case (ty1, ty2) => compatibleType(ty1, ty2) + } + + /** + * Returns the most general data type for two given data types. + */ + private[json] def compatibleType(t1: DataType, t2: DataType): DataType = { + HiveTypeCoercion.findTightestCommonType(t1, t2).getOrElse { + // t1 or t2 is a StructType, ArrayType, or an unexpected type. + (t1, t2) match { + case (other: DataType, NullType) => other + case (NullType, other: DataType) => other + case (StructType(fields1), StructType(fields2)) => + val newFields = (fields1 ++ fields2).groupBy(field => field.name).map { + case (name, fieldTypes) => + val dataType = fieldTypes.view.map(_.dataType).reduce(compatibleType) + StructField(name, dataType, nullable = true) + } + StructType(newFields.toSeq.sortBy(_.name)) + + case (ArrayType(elementType1, containsNull1), ArrayType(elementType2, containsNull2)) => + ArrayType(compatibleType(elementType1, elementType2), containsNull1 || containsNull2) + + // strings and every string is a Json object. + case (_, _) => StringType + } + } + } +} diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/JSONRelation.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/JSONRelation.scala index e3352d02787fd..c772cd1f53e53 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/json/JSONRelation.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/JSONRelation.scala @@ -22,14 +22,16 @@ import java.io.IOException import org.apache.hadoop.fs.Path import org.apache.spark.rdd.RDD -import org.apache.spark.sql.catalyst.expressions.Row +import org.apache.spark.sql.catalyst.expressions.{Expression, Attribute, Row} import org.apache.spark.sql.sources._ -import org.apache.spark.sql.types.StructType +import org.apache.spark.sql.types.{StructField, StructType} import org.apache.spark.sql.{DataFrame, SQLContext, SaveMode} private[sql] class DefaultSource - extends RelationProvider with SchemaRelationProvider with CreatableRelationProvider { + extends RelationProvider + with SchemaRelationProvider + with CreatableRelationProvider { private def checkPath(parameters: Map[String, String]): String = { parameters.getOrElse("path", sys.error("'path' must be specified for json data.")) @@ -42,7 +44,7 @@ private[sql] class DefaultSource val path = checkPath(parameters) val samplingRatio = parameters.get("samplingRatio").map(_.toDouble).getOrElse(1.0) - JSONRelation(path, samplingRatio, None)(sqlContext) + new JSONRelation(path, samplingRatio, None, sqlContext) } /** Returns a new base relation with the given schema and parameters. */ @@ -53,7 +55,7 @@ private[sql] class DefaultSource val path = checkPath(parameters) val samplingRatio = parameters.get("samplingRatio").map(_.toDouble).getOrElse(1.0) - JSONRelation(path, samplingRatio, Some(schema))(sqlContext) + new JSONRelation(path, samplingRatio, Some(schema), sqlContext) } override def createRelation( @@ -101,32 +103,87 @@ private[sql] class DefaultSource } } -private[sql] case class JSONRelation( - path: String, - samplingRatio: Double, +private[sql] class JSONRelation( + // baseRDD is not immutable with respect to INSERT OVERWRITE + // and so it must be recreated at least as often as the + // underlying inputs are modified. To be safe, a function is + // used instead of a regular RDD value to ensure a fresh RDD is + // recreated for each and every operation. + baseRDD: () => RDD[String], + val path: Option[String], + val samplingRatio: Double, userSpecifiedSchema: Option[StructType])( @transient val sqlContext: SQLContext) extends BaseRelation with TableScan - with InsertableRelation { - - // TODO: Support partitioned JSON relation. - private def baseRDD = sqlContext.sparkContext.textFile(path) + with InsertableRelation + with CatalystScan { + + def this( + path: String, + samplingRatio: Double, + userSpecifiedSchema: Option[StructType], + sqlContext: SQLContext) = + this( + () => sqlContext.sparkContext.textFile(path), + Some(path), + samplingRatio, + userSpecifiedSchema)(sqlContext) + + private val useJacksonStreamingAPI: Boolean = sqlContext.conf.useJacksonStreamingAPI override val needConversion: Boolean = false - override val schema = userSpecifiedSchema.getOrElse( - JsonRDD.nullTypeToStringType( - JsonRDD.inferSchema( - baseRDD, + override lazy val schema = userSpecifiedSchema.getOrElse { + if (useJacksonStreamingAPI) { + InferSchema( + baseRDD(), samplingRatio, - sqlContext.conf.columnNameOfCorruptRecord))) + sqlContext.conf.columnNameOfCorruptRecord) + } else { + JsonRDD.nullTypeToStringType( + JsonRDD.inferSchema( + baseRDD(), + samplingRatio, + sqlContext.conf.columnNameOfCorruptRecord)) + } + } - override def buildScan(): RDD[Row] = - JsonRDD.jsonStringToRow(baseRDD, schema, sqlContext.conf.columnNameOfCorruptRecord) + override def buildScan(): RDD[Row] = { + if (useJacksonStreamingAPI) { + JacksonParser( + baseRDD(), + schema, + sqlContext.conf.columnNameOfCorruptRecord) + } else { + JsonRDD.jsonStringToRow( + baseRDD(), + schema, + sqlContext.conf.columnNameOfCorruptRecord) + } + } + + override def buildScan(requiredColumns: Seq[Attribute], filters: Seq[Expression]): RDD[Row] = { + if (useJacksonStreamingAPI) { + JacksonParser( + baseRDD(), + StructType.fromAttributes(requiredColumns), + sqlContext.conf.columnNameOfCorruptRecord) + } else { + JsonRDD.jsonStringToRow( + baseRDD(), + StructType.fromAttributes(requiredColumns), + sqlContext.conf.columnNameOfCorruptRecord) + } + } override def insert(data: DataFrame, overwrite: Boolean): Unit = { - val filesystemPath = new Path(path) + val filesystemPath = path match { + case Some(p) => new Path(p) + case None => + throw new IOException(s"Cannot INSERT into table with no path defined") + } + val fs = filesystemPath.getFileSystem(sqlContext.sparkContext.hadoopConfiguration) if (overwrite) { @@ -147,7 +204,7 @@ private[sql] case class JSONRelation( } } // Write the data. - data.toJSON.saveAsTextFile(path) + data.toJSON.saveAsTextFile(filesystemPath.toString) // Right now, we assume that the schema is not changed. We will not update the schema. // schema = data.schema } else { diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonGenerator.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonGenerator.scala new file mode 100644 index 0000000000000..80bf74aa02602 --- /dev/null +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonGenerator.scala @@ -0,0 +1,77 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.sql.json + +import scala.collection.Map + +import com.fasterxml.jackson.core._ + +import org.apache.spark.sql.catalyst.expressions._ +import org.apache.spark.sql.types._ + +private[sql] object JacksonGenerator { + /** Transforms a single Row to JSON using Jackson + * + * @param rowSchema the schema object used for conversion + * @param gen a JsonGenerator object + * @param row The row to convert + */ + def apply(rowSchema: StructType, gen: JsonGenerator)(row: Row): Unit = { + def valWriter: (DataType, Any) => Unit = { + case (_, null) | (NullType, _) => gen.writeNull() + case (StringType, v: String) => gen.writeString(v) + case (TimestampType, v: java.sql.Timestamp) => gen.writeString(v.toString) + case (IntegerType, v: Int) => gen.writeNumber(v) + case (ShortType, v: Short) => gen.writeNumber(v) + case (FloatType, v: Float) => gen.writeNumber(v) + case (DoubleType, v: Double) => gen.writeNumber(v) + case (LongType, v: Long) => gen.writeNumber(v) + case (DecimalType(), v: java.math.BigDecimal) => gen.writeNumber(v) + case (ByteType, v: Byte) => gen.writeNumber(v.toInt) + case (BinaryType, v: Array[Byte]) => gen.writeBinary(v) + case (BooleanType, v: Boolean) => gen.writeBoolean(v) + case (DateType, v) => gen.writeString(v.toString) + case (udt: UserDefinedType[_], v) => valWriter(udt.sqlType, udt.serialize(v)) + + case (ArrayType(ty, _), v: Seq[_] ) => + gen.writeStartArray() + v.foreach(valWriter(ty,_)) + gen.writeEndArray() + + case (MapType(kv,vv, _), v: Map[_,_]) => + gen.writeStartObject() + v.foreach { p => + gen.writeFieldName(p._1.toString) + valWriter(vv,p._2) + } + gen.writeEndObject() + + case (StructType(ty), v: Row) => + gen.writeStartObject() + ty.zip(v.toSeq).foreach { + case (_, null) => + case (field, v) => + gen.writeFieldName(field.name) + valWriter(field.dataType, v) + } + gen.writeEndObject() + } + + valWriter(rowSchema, row) + } +} diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonParser.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonParser.scala new file mode 100644 index 0000000000000..a8e69ae61174f --- /dev/null +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonParser.scala @@ -0,0 +1,215 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.sql.json + +import java.io.ByteArrayOutputStream +import java.sql.Timestamp + +import scala.collection.Map + +import com.fasterxml.jackson.core._ + +import org.apache.spark.rdd.RDD +import org.apache.spark.sql.catalyst.expressions._ +import org.apache.spark.sql.json.JacksonUtils.nextUntil +import org.apache.spark.sql.types._ + +private[sql] object JacksonParser { + def apply( + json: RDD[String], + schema: StructType, + columnNameOfCorruptRecords: String): RDD[Row] = { + parseJson(json, schema, columnNameOfCorruptRecords) + } + + /** + * Parse the current token (and related children) according to a desired schema + */ + private[sql] def convertField( + factory: JsonFactory, + parser: JsonParser, + schema: DataType): Any = { + import com.fasterxml.jackson.core.JsonToken._ + (parser.getCurrentToken, schema) match { + case (null | VALUE_NULL, _) => + null + + case (FIELD_NAME, _) => + parser.nextToken() + convertField(factory, parser, schema) + + case (VALUE_STRING, StringType) => + UTF8String(parser.getText) + + case (VALUE_STRING, _) if parser.getTextLength < 1 => + // guard the non string type + null + + case (VALUE_STRING, DateType) => + DateUtils.millisToDays(DateUtils.stringToTime(parser.getText).getTime) + + case (VALUE_STRING, TimestampType) => + new Timestamp(DateUtils.stringToTime(parser.getText).getTime) + + case (VALUE_NUMBER_INT, TimestampType) => + new Timestamp(parser.getLongValue) + + case (_, StringType) => + val writer = new ByteArrayOutputStream() + val generator = factory.createGenerator(writer, JsonEncoding.UTF8) + generator.copyCurrentStructure(parser) + generator.close() + UTF8String(writer.toByteArray) + + case (VALUE_NUMBER_INT | VALUE_NUMBER_FLOAT, FloatType) => + parser.getFloatValue + + case (VALUE_NUMBER_INT | VALUE_NUMBER_FLOAT, DoubleType) => + parser.getDoubleValue + + case (VALUE_NUMBER_INT | VALUE_NUMBER_FLOAT, DecimalType()) => + // TODO: add fixed precision and scale handling + Decimal(parser.getDecimalValue) + + case (VALUE_NUMBER_INT, ByteType) => + parser.getByteValue + + case (VALUE_NUMBER_INT, ShortType) => + parser.getShortValue + + case (VALUE_NUMBER_INT, IntegerType) => + parser.getIntValue + + case (VALUE_NUMBER_INT, LongType) => + parser.getLongValue + + case (VALUE_TRUE, BooleanType) => + true + + case (VALUE_FALSE, BooleanType) => + false + + case (START_OBJECT, st: StructType) => + convertObject(factory, parser, st) + + case (START_ARRAY, ArrayType(st, _)) => + convertList(factory, parser, st) + + case (START_OBJECT, ArrayType(st, _)) => + // the business end of SPARK-3308: + // when an object is found but an array is requested just wrap it in a list + convertField(factory, parser, st) :: Nil + + case (START_OBJECT, MapType(StringType, kt, _)) => + convertMap(factory, parser, kt) + + case (_, udt: UserDefinedType[_]) => + udt.deserialize(convertField(factory, parser, udt.sqlType)) + } + } + + /** + * Parse an object from the token stream into a new Row representing the schema. + * + * Fields in the json that are not defined in the requested schema will be dropped. + */ + private def convertObject(factory: JsonFactory, parser: JsonParser, schema: StructType): Row = { + val row = new GenericMutableRow(schema.length) + while (nextUntil(parser, JsonToken.END_OBJECT)) { + schema.getFieldIndex(parser.getCurrentName) match { + case Some(index) => + row.update(index, convertField(factory, parser, schema(index).dataType)) + + case None => + parser.skipChildren() + } + } + + row + } + + /** + * Parse an object as a Map, preserving all fields + */ + private def convertMap( + factory: JsonFactory, + parser: JsonParser, + valueType: DataType): Map[String, Any] = { + val builder = Map.newBuilder[String, Any] + while (nextUntil(parser, JsonToken.END_OBJECT)) { + builder += parser.getCurrentName -> convertField(factory, parser, valueType) + } + + builder.result() + } + + private def convertList( + factory: JsonFactory, + parser: JsonParser, + schema: DataType): Seq[Any] = { + val builder = Seq.newBuilder[Any] + while (nextUntil(parser, JsonToken.END_ARRAY)) { + builder += convertField(factory, parser, schema) + } + + builder.result() + } + + private def parseJson( + json: RDD[String], + schema: StructType, + columnNameOfCorruptRecords: String): RDD[Row] = { + + def failedRecord(record: String): Seq[Row] = { + // create a row even if no corrupt record column is present + val row = new GenericMutableRow(schema.length) + for (corruptIndex <- schema.getFieldIndex(columnNameOfCorruptRecords)) { + require(schema(corruptIndex).dataType == StringType) + row.update(corruptIndex, record) + } + + Seq(row) + } + + json.mapPartitions { iter => + val factory = new JsonFactory() + + iter.flatMap { record => + try { + val parser = factory.createParser(record) + parser.nextToken() + + // to support both object and arrays (see SPARK-3308) we'll start + // by converting the StructType schema to an ArrayType and let + // convertField wrap an object into a single value array when necessary. + convertField(factory, parser, ArrayType(schema)) match { + case null => failedRecord(record) + case list: Seq[Row @unchecked] => list + case _ => + sys.error( + s"Failed to parse record $record. Please make sure that each line of the file " + + "(or each string in the RDD) is a valid JSON object or an array of JSON objects.") + } + } catch { + case _: JsonProcessingException => + failedRecord(record) + } + } + } + } +} diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonUtils.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonUtils.scala new file mode 100644 index 0000000000000..fde96852ce68e --- /dev/null +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/JacksonUtils.scala @@ -0,0 +1,32 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package org.apache.spark.sql.json + +import com.fasterxml.jackson.core.{JsonParser, JsonToken} + +private object JacksonUtils { + /** + * Advance the parser until a null or a specific token is found + */ + def nextUntil(parser: JsonParser, stopOn: JsonToken): Boolean = { + parser.nextToken() match { + case null => false + case x => x != stopOn + } + } +} diff --git a/sql/core/src/main/scala/org/apache/spark/sql/json/JsonRDD.scala b/sql/core/src/main/scala/org/apache/spark/sql/json/JsonRDD.scala index 6e94e7056eb0b..f62973d5fcfab 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/json/JsonRDD.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/json/JsonRDD.scala @@ -440,54 +440,4 @@ private[sql] object JsonRDD extends Logging { row } - - /** Transforms a single Row to JSON using Jackson - * - * @param rowSchema the schema object used for conversion - * @param gen a JsonGenerator object - * @param row The row to convert - */ - private[sql] def rowToJSON(rowSchema: StructType, gen: JsonGenerator)(row: Row) = { - def valWriter: (DataType, Any) => Unit = { - case (_, null) | (NullType, _) => gen.writeNull() - case (StringType, v: String) => gen.writeString(v) - case (TimestampType, v: java.sql.Timestamp) => gen.writeString(v.toString) - case (IntegerType, v: Int) => gen.writeNumber(v) - case (ShortType, v: Short) => gen.writeNumber(v) - case (FloatType, v: Float) => gen.writeNumber(v) - case (DoubleType, v: Double) => gen.writeNumber(v) - case (LongType, v: Long) => gen.writeNumber(v) - case (DecimalType(), v: java.math.BigDecimal) => gen.writeNumber(v) - case (ByteType, v: Byte) => gen.writeNumber(v.toInt) - case (BinaryType, v: Array[Byte]) => gen.writeBinary(v) - case (BooleanType, v: Boolean) => gen.writeBoolean(v) - case (DateType, v) => gen.writeString(v.toString) - case (udt: UserDefinedType[_], v) => valWriter(udt.sqlType, v) - - case (ArrayType(ty, _), v: Seq[_] ) => - gen.writeStartArray() - v.foreach(valWriter(ty,_)) - gen.writeEndArray() - - case (MapType(kv,vv, _), v: Map[_,_]) => - gen.writeStartObject() - v.foreach { p => - gen.writeFieldName(p._1.toString) - valWriter(vv,p._2) - } - gen.writeEndObject() - - case (StructType(ty), v: Row) => - gen.writeStartObject() - ty.zip(v.toSeq).foreach { - case (_, null) => - case (field, v) => - gen.writeFieldName(field.name) - valWriter(field.dataType, v) - } - gen.writeEndObject() - } - - valWriter(rowSchema, row) - } } diff --git a/sql/core/src/main/scala/org/apache/spark/sql/sources/ddl.scala b/sql/core/src/main/scala/org/apache/spark/sql/sources/ddl.scala index 1abf3aa51cb25..06c64f2bdd59e 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/sources/ddl.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/sources/ddl.scala @@ -269,8 +269,10 @@ private[sql] case class ResolvedDataSource(provider: Class[_], relation: BaseRel */ private[sql] case class DescribeCommand( table: LogicalPlan, - isExtended: Boolean) extends Command { - override val output = Seq( + isExtended: Boolean) extends LogicalPlan with Command { + + override def children: Seq[LogicalPlan] = Seq.empty + override val output: Seq[Attribute] = Seq( // Column names are based on Hive. AttributeReference("col_name", StringType, nullable = false, new MetadataBuilder().putString("comment", "name of the column").build())(), @@ -292,7 +294,11 @@ private[sql] case class CreateTableUsing( temporary: Boolean, options: Map[String, String], allowExisting: Boolean, - managedIfNoPath: Boolean) extends Command + managedIfNoPath: Boolean) extends LogicalPlan with Command { + + override def output: Seq[Attribute] = Seq.empty + override def children: Seq[LogicalPlan] = Seq.empty +} /** * A node used to support CTAS statements and saveAsTable for the data source API. @@ -318,7 +324,7 @@ private[sql] case class CreateTempTableUsing( provider: String, options: Map[String, String]) extends RunnableCommand { - def run(sqlContext: SQLContext): Seq[Row] = { + override def run(sqlContext: SQLContext): Seq[Row] = { val resolved = ResolvedDataSource(sqlContext, userSpecifiedSchema, provider, options) sqlContext.registerDataFrameAsTable( DataFrame(sqlContext, LogicalRelation(resolved.relation)), tableName) @@ -333,7 +339,7 @@ private[sql] case class CreateTempTableUsingAsSelect( options: Map[String, String], query: LogicalPlan) extends RunnableCommand { - def run(sqlContext: SQLContext): Seq[Row] = { + override def run(sqlContext: SQLContext): Seq[Row] = { val df = DataFrame(sqlContext, query) val resolved = ResolvedDataSource(sqlContext, provider, mode, options, df) sqlContext.registerDataFrameAsTable( diff --git a/sql/core/src/test/scala/org/apache/spark/sql/ColumnExpressionSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/ColumnExpressionSuite.scala index 3c1ad656fc855..d96186c268720 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/ColumnExpressionSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/ColumnExpressionSuite.scala @@ -27,8 +27,6 @@ import org.apache.spark.sql.types._ class ColumnExpressionSuite extends QueryTest { import org.apache.spark.sql.TestData._ - // TODO: Add test cases for bitwise operations. - test("collect on column produced by a binary operator") { val df = Seq((1, 2, 3)).toDF("a", "b", "c") checkAnswer(df.select(df("a") + df("b")), Seq(Row(3))) @@ -385,4 +383,35 @@ class ColumnExpressionSuite extends QueryTest { assert(row.getDouble(1) >= -4.0) } } + + test("bitwiseAND") { + checkAnswer( + testData2.select($"a".bitwiseAND(75)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) & 75))) + + checkAnswer( + testData2.select($"a".bitwiseAND($"b").bitwiseAND(22)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) & r.getInt(1) & 22))) + } + + test("bitwiseOR") { + checkAnswer( + testData2.select($"a".bitwiseOR(170)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) | 170))) + + checkAnswer( + testData2.select($"a".bitwiseOR($"b").bitwiseOR(42)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) | r.getInt(1) | 42))) + } + + test("bitwiseXOR") { + checkAnswer( + testData2.select($"a".bitwiseXOR(112)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) ^ 112))) + + checkAnswer( + testData2.select($"a".bitwiseXOR($"b").bitwiseXOR(39)), + testData2.collect().toSeq.map(r => Row(r.getInt(0) ^ r.getInt(1) ^ 39))) + } + } diff --git a/sql/core/src/test/scala/org/apache/spark/sql/DataFrameFunctionsSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/DataFrameFunctionsSuite.scala index ca03713ef4658..b1e0faa310b68 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/DataFrameFunctionsSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/DataFrameFunctionsSuite.scala @@ -17,6 +17,7 @@ package org.apache.spark.sql +import org.apache.spark.sql.TestData._ import org.apache.spark.sql.functions._ import org.apache.spark.sql.test.TestSQLContext.implicits._ import org.apache.spark.sql.types._ @@ -81,4 +82,10 @@ class DataFrameFunctionsSuite extends QueryTest { struct(col("a") * 2) } } + + test("bitwiseNOT") { + checkAnswer( + testData2.select(bitwiseNOT($"a")), + testData2.collect().toSeq.map(r => Row(~r.getInt(0)))) + } } diff --git a/sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala index 208cec6a32d4d..77be3b8b206c0 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/SQLQuerySuite.scala @@ -871,6 +871,16 @@ class SQLQuerySuite extends QueryTest with BeforeAndAfterAll { conf.clear() } + test("SET commands with illegal or inappropriate argument") { + conf.clear() + // Set negative mapred.reduce.tasks for automatically determing + // the number of reducers is not supported + intercept[IllegalArgumentException](sql(s"SET mapred.reduce.tasks=-1")) + intercept[IllegalArgumentException](sql(s"SET mapred.reduce.tasks=-01")) + intercept[IllegalArgumentException](sql(s"SET mapred.reduce.tasks=-2")) + conf.clear() + } + test("apply schema") { val schema1 = StructType( StructField("f1", IntegerType, false) :: diff --git a/sql/core/src/test/scala/org/apache/spark/sql/execution/SparkSqlSerializer2Suite.scala b/sql/core/src/test/scala/org/apache/spark/sql/execution/SparkSqlSerializer2Suite.scala index 27f063d73a9a9..15337c4045436 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/execution/SparkSqlSerializer2Suite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/execution/SparkSqlSerializer2Suite.scala @@ -148,6 +148,15 @@ abstract class SparkSqlSerializer2Suite extends QueryTest with BeforeAndAfterAll table("shuffle").collect()) } + test("key schema is null") { + val aggregations = allColumns.split(",").map(c => s"COUNT($c)").mkString(",") + val df = sql(s"SELECT $aggregations FROM shuffle") + checkSerializer(df.queryExecution.executedPlan, serializerClass) + checkAnswer( + df, + Row(1000, 1000, 0, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000)) + } + test("value schema is null") { val df = sql(s"SELECT col0 FROM shuffle ORDER BY col0") checkSerializer(df.queryExecution.executedPlan, serializerClass) @@ -167,29 +176,20 @@ class SparkSqlSerializer2SortShuffleSuite extends SparkSqlSerializer2Suite { override def beforeAll(): Unit = { super.beforeAll() // Sort merge will not be triggered. - sql("set spark.sql.shuffle.partitions = 200") - } - - test("key schema is null") { - val aggregations = allColumns.split(",").map(c => s"COUNT($c)").mkString(",") - val df = sql(s"SELECT $aggregations FROM shuffle") - checkSerializer(df.queryExecution.executedPlan, serializerClass) - checkAnswer( - df, - Row(1000, 1000, 0, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000, 1000)) + val bypassMergeThreshold = + sparkContext.conf.getInt("spark.shuffle.sort.bypassMergeThreshold", 200) + sql(s"set spark.sql.shuffle.partitions=${bypassMergeThreshold-1}") } } /** For now, we will use SparkSqlSerializer for sort based shuffle with sort merge. */ class SparkSqlSerializer2SortMergeShuffleSuite extends SparkSqlSerializer2Suite { - // We are expecting SparkSqlSerializer. - override val serializerClass: Class[Serializer] = - classOf[SparkSqlSerializer].asInstanceOf[Class[Serializer]] - override def beforeAll(): Unit = { super.beforeAll() // To trigger the sort merge. - sql("set spark.sql.shuffle.partitions = 201") + val bypassMergeThreshold = + sparkContext.conf.getInt("spark.shuffle.sort.bypassMergeThreshold", 200) + sql(s"set spark.sql.shuffle.partitions=${bypassMergeThreshold + 1}") } } diff --git a/sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala index 3ec17d37c025b..021affafe36a6 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/jdbc/JDBCSuite.scala @@ -104,6 +104,8 @@ class JDBCSuite extends FunSuite with BeforeAndAfter { ).executeUpdate() conn.prepareStatement("insert into test.timetypes values ('12:34:56', " + "'1996-01-01', '2002-02-20 11:22:33.543543543')").executeUpdate() + conn.prepareStatement("insert into test.timetypes values ('12:34:56', " + + "null, '2002-02-20 11:22:33.543543543')").executeUpdate() conn.commit() sql( s""" @@ -127,6 +129,23 @@ class JDBCSuite extends FunSuite with BeforeAndAfter { |OPTIONS (url '$url', dbtable 'TEST.FLTTYPES', user 'testUser', password 'testPass') """.stripMargin.replaceAll("\n", " ")) + conn.prepareStatement( + s""" + |create table test.nulltypes (a INT, b BOOLEAN, c TINYINT, d BINARY(20), e VARCHAR(20), + |f VARCHAR_IGNORECASE(20), g CHAR(20), h BLOB, i CLOB, j TIME, k DATE, l TIMESTAMP, + |m DOUBLE, n REAL, o DECIMAL(40, 20)) + """.stripMargin.replaceAll("\n", " ")).executeUpdate() + conn.prepareStatement("insert into test.nulltypes values (" + + "null, null, null, null, null, null, null, null, null, " + + "null, null, null, null, null, null)").executeUpdate() + conn.commit() + sql( + s""" + |CREATE TEMPORARY TABLE nulltypes + |USING org.apache.spark.sql.jdbc + |OPTIONS (url '$url', dbtable 'TEST.NULLTYPES', user 'testUser', password 'testPass') + """.stripMargin.replaceAll("\n", " ")) + // Untested: IDENTITY, OTHER, UUID, ARRAY, and GEOMETRY types. } @@ -254,6 +273,7 @@ class JDBCSuite extends FunSuite with BeforeAndAfter { val rows = TestSQLContext.jdbc(urlWithUserAndPass, "TEST.TIMETYPES").collect() val cachedRows = TestSQLContext.jdbc(urlWithUserAndPass, "TEST.TIMETYPES").cache().collect() assert(rows(0).getAs[java.sql.Date](1) === java.sql.Date.valueOf("1996-01-01")) + assert(rows(1).getAs[java.sql.Date](1) === null) assert(cachedRows(0).getAs[java.sql.Date](1) === java.sql.Date.valueOf("1996-01-01")) } @@ -266,6 +286,11 @@ class JDBCSuite extends FunSuite with BeforeAndAfter { assert(cachedRows(0).getAs[java.sql.Date](1) === java.sql.Date.valueOf("1996-01-01")) } + test("test types for null value") { + val rows = TestSQLContext.jdbc(urlWithUserAndPass, "TEST.NULLTYPES").collect() + assert((0 to 14).forall(i => rows(0).isNullAt(i))) + } + test("H2 floating-point types") { val rows = sql("SELECT * FROM flttypes").collect() assert(rows(0).getDouble(0) === 1.00000000000000022) // Yes, I meant ==. diff --git a/sql/core/src/test/scala/org/apache/spark/sql/json/JsonSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/json/JsonSuite.scala index fd0e2746dc045..263fafba930ce 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/json/JsonSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/json/JsonSuite.scala @@ -17,13 +17,15 @@ package org.apache.spark.sql.json +import java.io.StringWriter import java.sql.{Date, Timestamp} +import com.fasterxml.jackson.core.JsonFactory import org.scalactic.Tolerance._ import org.apache.spark.sql.TestData._ import org.apache.spark.sql.functions._ -import org.apache.spark.sql.json.JsonRDD.{compatibleType, enforceCorrectType} +import org.apache.spark.sql.json.InferSchema.compatibleType import org.apache.spark.sql.sources.LogicalRelation import org.apache.spark.sql.test.TestSQLContext import org.apache.spark.sql.test.TestSQLContext._ @@ -46,6 +48,18 @@ class JsonSuite extends QueryTest { s"${expected}(${expected.getClass}).") } + val factory = new JsonFactory() + def enforceCorrectType(value: Any, dataType: DataType): Any = { + val writer = new StringWriter() + val generator = factory.createGenerator(writer) + generator.writeObject(value) + generator.flush() + + val parser = factory.createParser(writer.toString) + parser.nextToken() + JacksonParser.convertField(factory, parser, dataType) + } + val intNumber: Int = 2147483647 checkTypePromotion(intNumber, enforceCorrectType(intNumber, IntegerType)) checkTypePromotion(intNumber.toLong, enforceCorrectType(intNumber, LongType)) @@ -439,7 +453,7 @@ class JsonSuite extends QueryTest { val jsonDF = jsonRDD(primitiveFieldValueTypeConflict) jsonDF.registerTempTable("jsonTable") - // Right now, the analyzer does not promote strings in a boolean expreesion. + // Right now, the analyzer does not promote strings in a boolean expression. // Number and Boolean conflict: resolve the type as boolean in this query. checkAnswer( sql("select num_bool from jsonTable where NOT num_bool"), @@ -508,7 +522,7 @@ class JsonSuite extends QueryTest { Row(Seq(), "11", "[1,2,3]", Row(null), "[]") :: Row(null, """{"field":false}""", null, null, "{}") :: Row(Seq(4, 5, 6), null, "str", Row(null), "[7,8,9]") :: - Row(Seq(7), "{}","[str1,str2,33]", Row("str"), """{"field":true}""") :: Nil + Row(Seq(7), "{}","""["str1","str2",33]""", Row("str"), """{"field":true}""") :: Nil ) } @@ -566,19 +580,19 @@ class JsonSuite extends QueryTest { val analyzed = jsonDF.queryExecution.analyzed assert( analyzed.isInstanceOf[LogicalRelation], - "The DataFrame returned by jsonFile should be based on JSONRelation.") + "The DataFrame returned by jsonFile should be based on LogicalRelation.") val relation = analyzed.asInstanceOf[LogicalRelation].relation assert( relation.isInstanceOf[JSONRelation], "The DataFrame returned by jsonFile should be based on JSONRelation.") - assert(relation.asInstanceOf[JSONRelation].path === path) + assert(relation.asInstanceOf[JSONRelation].path === Some(path)) assert(relation.asInstanceOf[JSONRelation].samplingRatio === (0.49 +- 0.001)) val schema = StructType(StructField("a", LongType, true) :: Nil) val logicalRelation = jsonFile(path, schema).queryExecution.analyzed.asInstanceOf[LogicalRelation] val relationWithSchema = logicalRelation.relation.asInstanceOf[JSONRelation] - assert(relationWithSchema.path === path) + assert(relationWithSchema.path === Some(path)) assert(relationWithSchema.schema === schema) assert(relationWithSchema.samplingRatio > 0.99) } @@ -1020,15 +1034,24 @@ class JsonSuite extends QueryTest { } test("JSONRelation equality test") { - val relation1 = - JSONRelation("path", 1.0, Some(StructType(StructField("a", IntegerType, true) :: Nil)))(null) + val context = org.apache.spark.sql.test.TestSQLContext + val relation1 = new JSONRelation( + "path", + 1.0, + Some(StructType(StructField("a", IntegerType, true) :: Nil)), + context) val logicalRelation1 = LogicalRelation(relation1) - val relation2 = - JSONRelation("path", 0.5, Some(StructType(StructField("a", IntegerType, true) :: Nil)))( - org.apache.spark.sql.test.TestSQLContext) + val relation2 = new JSONRelation( + "path", + 0.5, + Some(StructType(StructField("a", IntegerType, true) :: Nil)), + context) val logicalRelation2 = LogicalRelation(relation2) - val relation3 = - JSONRelation("path", 1.0, Some(StructType(StructField("b", StringType, true) :: Nil)))(null) + val relation3 = new JSONRelation( + "path", + 1.0, + Some(StructType(StructField("b", StringType, true) :: Nil)), + context) val logicalRelation3 = LogicalRelation(relation3) assert(relation1 === relation2) @@ -1046,7 +1069,7 @@ class JsonSuite extends QueryTest { test("SPARK-6245 JsonRDD.inferSchema on empty RDD") { // This is really a test that it doesn't throw an exception - val emptySchema = JsonRDD.inferSchema(empty, 1.0, "") + val emptySchema = InferSchema(empty, 1.0, "") assert(StructType(Seq()) === emptySchema) } diff --git a/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala b/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala index 80efe9728fbc2..50629ea4dc066 100644 --- a/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala +++ b/sql/core/src/test/scala/org/apache/spark/sql/sources/InsertSuite.scala @@ -21,7 +21,7 @@ import java.io.File import org.scalatest.BeforeAndAfterAll -import org.apache.spark.sql.{AnalysisException, Row} +import org.apache.spark.sql.{SaveMode, AnalysisException, Row} import org.apache.spark.util.Utils class InsertSuite extends DataSourceTest with BeforeAndAfterAll { @@ -100,23 +100,48 @@ class InsertSuite extends DataSourceTest with BeforeAndAfterAll { test("INSERT OVERWRITE a JSONRelation multiple times") { sql( s""" - |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt - """.stripMargin) + |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt + """.stripMargin) + checkAnswer( + sql("SELECT a, b FROM jsonTable"), + (1 to 10).map(i => Row(i, s"str$i")) + ) + // Writing the table to less part files. + val rdd1 = sparkContext.parallelize((1 to 10).map(i => s"""{"a":$i, "b":"str${i}"}"""), 5) + jsonRDD(rdd1).registerTempTable("jt1") sql( s""" - |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt - """.stripMargin) + |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt1 + """.stripMargin) + checkAnswer( + sql("SELECT a, b FROM jsonTable"), + (1 to 10).map(i => Row(i, s"str$i")) + ) + // Writing the table to more part files. + val rdd2 = sparkContext.parallelize((1 to 10).map(i => s"""{"a":$i, "b":"str${i}"}"""), 10) + jsonRDD(rdd2).registerTempTable("jt2") sql( s""" - |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt - """.stripMargin) - + |INSERT OVERWRITE TABLE jsonTable SELECT a, b FROM jt2 + """.stripMargin) checkAnswer( sql("SELECT a, b FROM jsonTable"), (1 to 10).map(i => Row(i, s"str$i")) ) + + sql( + s""" + |INSERT OVERWRITE TABLE jsonTable SELECT a * 10, b FROM jt1 + """.stripMargin) + checkAnswer( + sql("SELECT a, b FROM jsonTable"), + (1 to 10).map(i => Row(i * 10, s"str$i")) + ) + + dropTempTable("jt1") + dropTempTable("jt2") } test("INSERT INTO not supported for JSONRelation for now") { @@ -128,6 +153,20 @@ class InsertSuite extends DataSourceTest with BeforeAndAfterAll { } } + test("save directly to the path of a JSON table") { + table("jt").selectExpr("a * 5 as a", "b").save(path.toString, "json", SaveMode.Overwrite) + checkAnswer( + sql("SELECT a, b FROM jsonTable"), + (1 to 10).map(i => Row(i * 5, s"str$i")) + ) + + table("jt").save(path.toString, "json", SaveMode.Overwrite) + checkAnswer( + sql("SELECT a, b FROM jsonTable"), + (1 to 10).map(i => Row(i, s"str$i")) + ) + } + test("it is not allowed to write to a table while querying it.") { val message = intercept[AnalysisException] { sql( diff --git a/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLCLIDriver.scala b/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLCLIDriver.scala index b7b6925aa87f7..deb1008c468bf 100644 --- a/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLCLIDriver.scala +++ b/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLCLIDriver.scala @@ -37,7 +37,7 @@ import org.apache.hadoop.hive.ql.session.SessionState import org.apache.thrift.transport.TSocket import org.apache.spark.Logging -import org.apache.spark.sql.hive.HiveShim +import org.apache.spark.sql.hive.{HiveContext, HiveShim} import org.apache.spark.util.Utils private[hive] object SparkSQLCLIDriver { @@ -74,7 +74,12 @@ private[hive] object SparkSQLCLIDriver { System.exit(1) } - val sessionState = new CliSessionState(new HiveConf(classOf[SessionState])) + val cliConf = new HiveConf(classOf[SessionState]) + // Override the location of the metastore since this is only used for local execution. + HiveContext.newTemporaryConfiguration().foreach { + case (key, value) => cliConf.set(key, value) + } + val sessionState = new CliSessionState(cliConf) sessionState.in = System.in try { @@ -91,10 +96,14 @@ private[hive] object SparkSQLCLIDriver { // Set all properties specified via command line. val conf: HiveConf = sessionState.getConf - sessionState.cmdProperties.entrySet().foreach { item: java.util.Map.Entry[Object, Object] => - conf.set(item.getKey.asInstanceOf[String], item.getValue.asInstanceOf[String]) - sessionState.getOverriddenConfigurations.put( - item.getKey.asInstanceOf[String], item.getValue.asInstanceOf[String]) + sessionState.cmdProperties.entrySet().foreach { item => + val key = item.getKey.asInstanceOf[String] + val value = item.getValue.asInstanceOf[String] + // We do not propagate metastore options to the execution copy of hive. + if (key != "javax.jdo.option.ConnectionURL") { + conf.set(key, value) + sessionState.getOverriddenConfigurations.put(key, value) + } } SessionState.start(sessionState) @@ -138,8 +147,9 @@ private[hive] object SparkSQLCLIDriver { case e: UnsupportedEncodingException => System.exit(3) } - // use the specified database if specified - cli.processSelectDatabase(sessionState); + if (sessionState.database != null) { + SparkSQLEnv.hiveContext.runSqlHive(s"USE ${sessionState.database}") + } // Execute -i init files (always in silent mode) cli.processInitFiles(sessionState) diff --git a/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLEnv.scala b/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLEnv.scala index 97b46a01ba5b4..7c0c505e2d61e 100644 --- a/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLEnv.scala +++ b/sql/hive-thriftserver/src/main/scala/org/apache/spark/sql/hive/thriftserver/SparkSQLEnv.scala @@ -17,6 +17,8 @@ package org.apache.spark.sql.hive.thriftserver +import java.io.PrintStream + import scala.collection.JavaConversions._ import org.apache.spark.scheduler.StatsReportListener @@ -39,7 +41,6 @@ private[hive] object SparkSQLEnv extends Logging { sparkConf .setAppName(s"SparkSQL::${Utils.localHostName()}") - .set("spark.sql.hive.version", HiveShim.version) .set( "spark.serializer", maybeSerializer.getOrElse("org.apache.spark.serializer.KryoSerializer")) @@ -51,6 +52,12 @@ private[hive] object SparkSQLEnv extends Logging { sparkContext.addSparkListener(new StatsReportListener()) hiveContext = new HiveContext(sparkContext) + hiveContext.metadataHive.setOut(new PrintStream(System.out, true, "UTF-8")) + hiveContext.metadataHive.setInfo(new PrintStream(System.err, true, "UTF-8")) + hiveContext.metadataHive.setError(new PrintStream(System.err, true, "UTF-8")) + + hiveContext.setConf("spark.sql.hive.version", HiveShim.version) + if (log.isDebugEnabled) { hiveContext.hiveconf.getAllProperties.toSeq.sorted.foreach { case (k, v) => logDebug(s"HiveConf var: $k=$v") diff --git a/sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveCompatibilitySuite.scala b/sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveCompatibilitySuite.scala index 5e411c2fdba9d..b6245a57074c8 100644 --- a/sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveCompatibilitySuite.scala +++ b/sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveCompatibilitySuite.scala @@ -240,7 +240,17 @@ class HiveCompatibilitySuite extends HiveQueryFileTest with BeforeAndAfter { // It has a bug and it has been fixed by // https://issues.apache.org/jira/browse/HIVE-7673 (in Hive 0.14 and trunk). - "input46" + "input46", + + // These tests were broken by the hive client isolation PR. + "part_inherit_tbl_props", + "part_inherit_tbl_props_with_star", + + "nullformatCTAS", // SPARK-7411: need to finish CTAS parser + + // The isolated classloader seemed to make some of our test reset mechanisms less robust. + "combine1", // This test changes compression settings in a way that breaks all subsequent tests. + "load_dyn_part14.*" // These work alone but fail when run with other tests... ) ++ HiveShim.compatibilityBlackList /** diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveWindowFunctionQuerySuite.scala b/sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveWindowFunctionQuerySuite.scala similarity index 100% rename from sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveWindowFunctionQuerySuite.scala rename to sql/hive/compatibility/src/test/scala/org/apache/spark/sql/hive/execution/HiveWindowFunctionQuerySuite.scala diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveContext.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveContext.scala index f25723e53f07c..538c6c7f0a200 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveContext.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveContext.scala @@ -17,8 +17,9 @@ package org.apache.spark.sql.hive -import java.io.{BufferedReader, InputStreamReader, PrintStream} +import java.io.{BufferedReader, File, InputStreamReader, PrintStream} import java.sql.Timestamp +import java.util.{ArrayList => JArrayList} import org.apache.hadoop.hive.ql.parse.VariableSubstitution import org.apache.spark.sql.catalyst.Dialect @@ -35,15 +36,19 @@ import org.apache.hadoop.hive.ql.processors._ import org.apache.hadoop.hive.ql.session.SessionState import org.apache.hadoop.hive.serde2.io.{DateWritable, TimestampWritable} -import org.apache.spark.SparkContext +import org.apache.spark.{SparkConf, SparkContext} import org.apache.spark.annotation.Experimental +import org.apache.spark.deploy.SparkHadoopUtil import org.apache.spark.sql._ import org.apache.spark.sql.catalyst.analysis.{Analyzer, EliminateSubQueries, OverrideCatalog, OverrideFunctionRegistry} import org.apache.spark.sql.catalyst.plans.logical._ import org.apache.spark.sql.execution.{ExecutedCommand, ExtractPythonUdfs, QueryExecutionException, SetCommand} +import org.apache.spark.sql.hive.client._ import org.apache.spark.sql.hive.execution.{DescribeHiveTableCommand, HiveNativeCommand} import org.apache.spark.sql.sources.{DDLParser, DataSourceStrategy} import org.apache.spark.sql.types._ +import org.apache.spark.util.Utils + /** * This is the HiveQL Dialect, this dialect is strongly bind with HiveContext @@ -61,6 +66,8 @@ private[hive] class HiveQLDialect extends Dialect { class HiveContext(sc: SparkContext) extends SQLContext(sc) { self => + import HiveContext._ + /** * When true, enables an experimental feature where metastore tables that use the parquet SerDe * are automatically converted to use the Spark SQL parquet table scan, instead of the Hive @@ -93,9 +100,118 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { protected[sql] def convertCTAS: Boolean = getConf("spark.sql.hive.convertCTAS", "false").toBoolean + /** + * The version of the hive client that will be used to communicate with the metastore. Note that + * this does not necessarily need to be the same version of Hive that is used internally by + * Spark SQL for execution. + */ + protected[hive] def hiveMetastoreVersion: String = + getConf(HIVE_METASTORE_VERSION, hiveExecutionVersion) + + /** + * The location of the jars that should be used to instantiate the HiveMetastoreClient. This + * property can be one of three options: + * - a classpath in the standard format for both hive and hadoop. + * - builtin - attempt to discover the jars that were used to load Spark SQL and use those. This + * option is only valid when using the execution version of Hive. + * - maven - download the correct version of hive on demand from maven. + */ + protected[hive] def hiveMetastoreJars: String = + getConf(HIVE_METASTORE_JARS, "builtin") + @transient protected[sql] lazy val substitutor = new VariableSubstitution() + /** + * The copy of the hive client that is used for execution. Currently this must always be + * Hive 13 as this is the version of Hive that is packaged with Spark SQL. This copy of the + * client is used for execution related tasks like registering temporary functions or ensuring + * that the ThreadLocal SessionState is correctly populated. This copy of Hive is *not* used + * for storing peristent metadata, and only point to a dummy metastore in a temporary directory. + */ + @transient + protected[hive] lazy val executionHive: ClientWrapper = { + logInfo(s"Initilizing execution hive, version $hiveExecutionVersion") + new ClientWrapper( + version = IsolatedClientLoader.hiveVersion(hiveExecutionVersion), + config = newTemporaryConfiguration()) + } + SessionState.setCurrentSessionState(executionHive.state) + + /** + * The copy of the Hive client that is used to retrieve metadata from the Hive MetaStore. + * The version of the Hive client that is used here must match the metastore that is configured + * in the hive-site.xml file. + */ + @transient + protected[hive] lazy val metadataHive: ClientInterface = { + val metaVersion = IsolatedClientLoader.hiveVersion(hiveMetastoreVersion) + + // We instantiate a HiveConf here to read in the hive-site.xml file and then pass the options + // into the isolated client loader + val metadataConf = new HiveConf() + // `configure` goes second to override other settings. + val allConfig = metadataConf.iterator.map(e => e.getKey -> e.getValue).toMap ++ configure + + val isolatedLoader = if (hiveMetastoreJars == "builtin") { + if (hiveExecutionVersion != hiveMetastoreVersion) { + throw new IllegalArgumentException( + "Builtin jars can only be used when hive execution version == hive metastore version. " + + s"Execution: ${hiveExecutionVersion} != Metastore: ${hiveMetastoreVersion}. " + + "Specify a vaild path to the correct hive jars using $HIVE_METASTORE_JARS " + + s"or change $HIVE_METASTORE_VERSION to $hiveExecutionVersion.") + } + val jars = getClass.getClassLoader match { + case urlClassLoader: java.net.URLClassLoader => urlClassLoader.getURLs + case other => + throw new IllegalArgumentException( + "Unable to locate hive jars to connect to metastore " + + s"using classloader ${other.getClass.getName}. " + + "Please set spark.sql.hive.metastore.jars") + } + + logInfo( + s"Initializing HiveMetastoreConnection version $hiveMetastoreVersion using Spark classes.") + new IsolatedClientLoader( + version = metaVersion, + execJars = jars.toSeq, + config = allConfig, + isolationOn = true) + } else if (hiveMetastoreJars == "maven") { + // TODO: Support for loading the jars from an already downloaded location. + logInfo( + s"Initializing HiveMetastoreConnection version $hiveMetastoreVersion using maven.") + IsolatedClientLoader.forVersion(hiveMetastoreVersion, allConfig ) + } else { + // Convert to files and expand any directories. + val jars = + hiveMetastoreJars + .split(File.pathSeparator) + .flatMap { + case path if new File(path).getName() == "*" => + val files = new File(path).getParentFile().listFiles() + if (files == null) { + logWarning(s"Hive jar path '$path' does not exist.") + Nil + } else { + files.filter(_.getName().toLowerCase().endsWith(".jar")) + } + case path => + new File(path) :: Nil + } + .map(_.toURI.toURL) + + logInfo( + s"Initializing HiveMetastoreConnection version $hiveMetastoreVersion using $jars") + new IsolatedClientLoader( + version = metaVersion, + execJars = jars.toSeq, + config = allConfig, + isolationOn = true) + } + isolatedLoader.client + } + protected[sql] override def parseSql(sql: String): LogicalPlan = { super.parseSql(substitutor.substitute(hiveconf, sql)) } @@ -178,15 +294,10 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { // recorded in the Hive metastore. // This logic is based on org.apache.hadoop.hive.ql.exec.StatsTask.aggregateStats(). if (newTotalSize > 0 && newTotalSize != oldTotalSize) { - tableParameters.put(HiveShim.getStatsSetupConstTotalSize, newTotalSize.toString) - val hiveTTable = relation.hiveQlTable.getTTable - hiveTTable.setParameters(tableParameters) - val tableFullName = - relation.hiveQlTable.getDbName + "." + relation.hiveQlTable.getTableName - - catalog.synchronized { - catalog.client.alterTable(tableFullName, new Table(hiveTTable)) - } + catalog.client.alterTable( + relation.table.copy( + properties = relation.table.properties + + (HiveShim.getStatsSetupConstTotalSize -> newTotalSize.toString))) } case otherRelation => throw new UnsupportedOperationException( @@ -194,47 +305,19 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { } } - // Circular buffer to hold what hive prints to STDOUT and ERR. Only printed when failures occur. - @transient - protected lazy val outputBuffer = new java.io.OutputStream { - var pos: Int = 0 - var buffer = new Array[Int](10240) - def write(i: Int): Unit = { - buffer(pos) = i - pos = (pos + 1) % buffer.size - } - - override def toString: String = { - val (end, start) = buffer.splitAt(pos) - val input = new java.io.InputStream { - val iterator = (start ++ end).iterator - - def read(): Int = if (iterator.hasNext) iterator.next() else -1 - } - val reader = new BufferedReader(new InputStreamReader(input)) - val stringBuilder = new StringBuilder - var line = reader.readLine() - while(line != null) { - stringBuilder.append(line) - stringBuilder.append("\n") - line = reader.readLine() - } - stringBuilder.toString() - } - } - - protected[hive] def sessionState = tlSession.get().asInstanceOf[this.SQLSession].sessionState - protected[hive] def hiveconf = tlSession.get().asInstanceOf[this.SQLSession].hiveconf override def setConf(key: String, value: String): Unit = { super.setConf(key, value) - runSqlHive(s"SET $key=$value") + hiveconf.set(key, value) + executionHive.runSqlHive(s"SET $key=$value") + metadataHive.runSqlHive(s"SET $key=$value") } /* A catalyst metadata catalog that points to the Hive Metastore. */ @transient - override protected[sql] lazy val catalog = new HiveMetastoreCatalog(this) with OverrideCatalog + override protected[sql] lazy val catalog = + new HiveMetastoreCatalog(metadataHive, this) with OverrideCatalog // Note that HiveUDFs will be overridden by functions registered in this context. @transient @@ -261,16 +344,14 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { new this.SQLSession() } + /** Overridden by child classes that need to set configuration before the client init. */ + protected def configure(): Map[String, String] = Map.empty + protected[hive] class SQLSession extends super.SQLSession { protected[sql] override lazy val conf: SQLConf = new SQLConf { override def dialect: String = getConf(SQLConf.DIALECT, "hiveql") } - protected[hive] lazy val hiveconf: HiveConf = { - setConf(sessionState.getConf.getAllProperties) - sessionState.getConf - } - /** * SQLConf and HiveConf contracts: * @@ -285,78 +366,12 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { state = new SessionState(new HiveConf(classOf[SessionState])) SessionState.start(state) } - if (state.out == null) { - state.out = new PrintStream(outputBuffer, true, "UTF-8") - } - if (state.err == null) { - state.err = new PrintStream(outputBuffer, true, "UTF-8") - } state } - } - - /** - * Runs the specified SQL query using Hive. - */ - protected[sql] def runSqlHive(sql: String): Seq[String] = { - val maxResults = 100000 - val results = runHive(sql, maxResults) - // It is very confusing when you only get back some of the results... - if (results.size == maxResults) sys.error("RESULTS POSSIBLY TRUNCATED") - results - } - - /** - * Execute the command using Hive and return the results as a sequence. Each element - * in the sequence is one row. - */ - protected def runHive(cmd: String, maxRows: Int = 1000): Seq[String] = synchronized { - try { - val cmd_trimmed: String = cmd.trim() - val tokens: Array[String] = cmd_trimmed.split("\\s+") - val cmd_1: String = cmd_trimmed.substring(tokens(0).length()).trim() - val proc: CommandProcessor = HiveShim.getCommandProcessor(Array(tokens(0)), hiveconf) - - // Makes sure the session represented by the `sessionState` field is activated. This implies - // Spark SQL Hive support uses a single `SessionState` for all Hive operations and breaks - // session isolation under multi-user scenarios (i.e. HiveThriftServer2). - // TODO Fix session isolation - if (SessionState.get() != sessionState) { - SessionState.start(sessionState) - } - proc match { - case driver: Driver => - val results = HiveShim.createDriverResultsArray - val response: CommandProcessorResponse = driver.run(cmd) - // Throw an exception if there is an error in query processing. - if (response.getResponseCode != 0) { - driver.close() - throw new QueryExecutionException(response.getErrorMessage) - } - driver.setMaxRows(maxRows) - driver.getResults(results) - driver.close() - HiveShim.processResults(results) - case _ => - if (sessionState.out != null) { - sessionState.out.println(tokens(0) + " " + cmd_1) - } - Seq(proc.run(cmd_1).getResponseCode.toString) - } - } catch { - case e: Exception => - logError( - s""" - |====================== - |HIVE FAILURE OUTPUT - |====================== - |${outputBuffer.toString} - |====================== - |END HIVE FAILURE OUTPUT - |====================== - """.stripMargin) - throw e + protected[hive] lazy val hiveconf: HiveConf = { + setConf(sessionState.getConf.getAllProperties) + sessionState.getConf } } @@ -391,17 +406,23 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { ) } + protected[hive] def runSqlHive(sql: String): Seq[String] = { + if (sql.toLowerCase.contains("create temporary function")) { + executionHive.runSqlHive(sql) + } else if (sql.trim.toLowerCase.startsWith("set")) { + metadataHive.runSqlHive(sql) + executionHive.runSqlHive(sql) + } else { + metadataHive.runSqlHive(sql) + } + } + @transient override protected[sql] val planner = hivePlanner /** Extends QueryExecution with hive specific features. */ protected[sql] class QueryExecution(logicalPlan: LogicalPlan) extends super.QueryExecution(logicalPlan) { - // Like what we do in runHive, makes sure the session represented by the - // `sessionState` field is activated. - if (SessionState.get() != sessionState) { - SessionState.start(sessionState) - } /** * Returns the result as a hive compatible sequence of strings. For native commands, the @@ -439,7 +460,21 @@ class HiveContext(sc: SparkContext) extends SQLContext(sc) { } -private object HiveContext { +private[hive] object HiveContext { + /** The version of hive used internally by Spark SQL. */ + val hiveExecutionVersion: String = "0.13.1" + + val HIVE_METASTORE_VERSION: String = "spark.sql.hive.metastore.version" + val HIVE_METASTORE_JARS: String = "spark.sql.hive.metastore.jars" + + /** Constructs a configuration for hive, where the metastore is located in a temp directory. */ + def newTemporaryConfiguration(): Map[String, String] = { + val tempDir = Utils.createTempDir() + val localMetastore = new File(tempDir, "metastore").getAbsolutePath + Map( + "javax.jdo.option.ConnectionURL" -> s"jdbc:derby:;databaseName=$localMetastore;create=true") + } + protected val primitiveTypes = Seq(StringType, IntegerType, LongType, DoubleType, FloatType, BooleanType, ByteType, ShortType, DateType, TimestampType, BinaryType) diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala index 4d222cf88e5e8..8fcdf3d0ab119 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala @@ -22,6 +22,8 @@ import java.util.{List => JList} import com.google.common.base.Objects import com.google.common.cache.{CacheBuilder, CacheLoader, LoadingCache} + +import org.apache.hadoop.fs.Path import org.apache.hadoop.hive.metastore.api.{FieldSchema, Partition => TPartition, Table => TTable} import org.apache.hadoop.hive.metastore.{TableType, Warehouse} import org.apache.hadoop.hive.ql.metadata._ @@ -32,6 +34,7 @@ import org.apache.hadoop.hive.serde2.{Deserializer, SerDeException} import org.apache.hadoop.util.ReflectionUtils import org.apache.spark.Logging +import org.apache.spark.sql.hive.client.IsolatedClientLoader import org.apache.spark.sql.{SaveMode, AnalysisException, SQLContext} import org.apache.spark.sql.catalyst.analysis.{MultiInstanceRelation, NoSuchTableException, Catalog, OverrideCatalog} import org.apache.spark.sql.catalyst.expressions._ @@ -39,6 +42,7 @@ import org.apache.spark.sql.catalyst.planning.PhysicalOperation import org.apache.spark.sql.catalyst.plans.logical import org.apache.spark.sql.catalyst.plans.logical._ import org.apache.spark.sql.catalyst.rules._ +import org.apache.spark.sql.hive.client._ import org.apache.spark.sql.parquet.{ParquetRelation2, Partition => ParquetPartition, PartitionSpec} import org.apache.spark.sql.sources.{CreateTableUsingAsSelect, DDLParser, LogicalRelation, ResolvedDataSource} import org.apache.spark.sql.types._ @@ -47,11 +51,10 @@ import org.apache.spark.util.Utils /* Implicit conversions */ import scala.collection.JavaConversions._ -private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with Logging { - import org.apache.spark.sql.hive.HiveMetastoreTypes._ +private[hive] class HiveMetastoreCatalog(val client: ClientInterface, hive: HiveContext) + extends Catalog with Logging { - /** Connection to hive metastore. Usages should lock on `this`. */ - protected[hive] val client = Hive.get(hive.hiveconf) + import org.apache.spark.sql.hive.HiveMetastoreTypes._ /** Usages should lock on `this`. */ protected[hive] lazy val hiveWarehouse = new Warehouse(hive.hiveconf) @@ -67,14 +70,12 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with val cacheLoader = new CacheLoader[QualifiedTableName, LogicalPlan]() { override def load(in: QualifiedTableName): LogicalPlan = { logDebug(s"Creating new cached data source for $in") - val table = HiveMetastoreCatalog.this.synchronized { - client.getTable(in.database, in.name) - } + val table = client.getTable(in.database, in.name) def schemaStringFromParts: Option[String] = { - Option(table.getProperty("spark.sql.sources.schema.numParts")).map { numParts => + table.properties.get("spark.sql.sources.schema.numParts").map { numParts => val parts = (0 until numParts.toInt).map { index => - val part = table.getProperty(s"spark.sql.sources.schema.part.${index}") + val part = table.properties.get(s"spark.sql.sources.schema.part.${index}").orNull if (part == null) { throw new AnalysisException( s"Could not read schema from the metastore because it is corrupted " + @@ -92,20 +93,20 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with // After SPARK-6024, we removed this flag. // Although we are not using spark.sql.sources.schema any more, we need to still support. val schemaString = - Option(table.getProperty("spark.sql.sources.schema")).orElse(schemaStringFromParts) + table.properties.get("spark.sql.sources.schema").orElse(schemaStringFromParts) val userSpecifiedSchema = schemaString.map(s => DataType.fromJson(s).asInstanceOf[StructType]) // It does not appear that the ql client for the metastore has a way to enumerate all the // SerDe properties directly... - val options = table.getTTable.getSd.getSerdeInfo.getParameters.toMap + val options = table.serdeProperties val resolvedRelation = ResolvedDataSource( hive, userSpecifiedSchema, - table.getProperty("spark.sql.sources.provider"), + table.properties("spark.sql.sources.provider"), options) LogicalRelation(resolvedRelation.relation) @@ -144,49 +145,53 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with options: Map[String, String], isExternal: Boolean): Unit = { val (dbName, tblName) = processDatabaseAndTableName("default", tableName) - val tbl = new Table(dbName, tblName) - - tbl.setProperty("spark.sql.sources.provider", provider) + val tableProperties = new scala.collection.mutable.HashMap[String, String] + tableProperties.put("spark.sql.sources.provider", provider) if (userSpecifiedSchema.isDefined) { val threshold = hive.conf.schemaStringLengthThreshold val schemaJsonString = userSpecifiedSchema.get.json // Split the JSON string. val parts = schemaJsonString.grouped(threshold).toSeq - tbl.setProperty("spark.sql.sources.schema.numParts", parts.size.toString) + tableProperties.put("spark.sql.sources.schema.numParts", parts.size.toString) parts.zipWithIndex.foreach { case (part, index) => - tbl.setProperty(s"spark.sql.sources.schema.part.${index}", part) + tableProperties.put(s"spark.sql.sources.schema.part.${index}", part) } } - options.foreach { case (key, value) => tbl.setSerdeParam(key, value) } - if (isExternal) { - tbl.setProperty("EXTERNAL", "TRUE") - tbl.setTableType(TableType.EXTERNAL_TABLE) + val tableType = if (isExternal) { + tableProperties.put("EXTERNAL", "TRUE") + ExternalTable } else { - tbl.setProperty("EXTERNAL", "FALSE") - tbl.setTableType(TableType.MANAGED_TABLE) - } - - // create the table - synchronized { - client.createTable(tbl, false) - } + tableProperties.put("EXTERNAL", "FALSE") + ManagedTable + } + + client.createTable( + HiveTable( + specifiedDatabase = Option(dbName), + name = tblName, + schema = Seq.empty, + partitionColumns = Seq.empty, + tableType = tableType, + properties = tableProperties.toMap, + serdeProperties = options)) } - def hiveDefaultTableFilePath(tableName: String): String = synchronized { - val currentDatabase = client.getDatabase(hive.sessionState.getCurrentDatabase) - - hiveWarehouse.getTablePath(currentDatabase, tableName).toString + def hiveDefaultTableFilePath(tableName: String): String = { + // Code based on: hiveWarehouse.getTablePath(currentDatabase, tableName) + new Path( + new Path(client.getDatabase(client.currentDatabase).location), + tableName.toLowerCase).toString } - def tableExists(tableIdentifier: Seq[String]): Boolean = synchronized { + def tableExists(tableIdentifier: Seq[String]): Boolean = { val tableIdent = processTableIdentifier(tableIdentifier) val databaseName = tableIdent .lift(tableIdent.size - 2) - .getOrElse(hive.sessionState.getCurrentDatabase) + .getOrElse(client.currentDatabase) val tblName = tableIdent.last - client.getTable(databaseName, tblName, false) != null + client.getTableOption(databaseName, tblName).isDefined } def lookupRelation( @@ -194,18 +199,11 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with alias: Option[String]): LogicalPlan = { val tableIdent = processTableIdentifier(tableIdentifier) val databaseName = tableIdent.lift(tableIdent.size - 2).getOrElse( - hive.sessionState.getCurrentDatabase) + client.currentDatabase) val tblName = tableIdent.last - val table = try { - synchronized { - client.getTable(databaseName, tblName) - } - } catch { - case te: org.apache.hadoop.hive.ql.metadata.InvalidTableException => - throw new NoSuchTableException - } + val table = client.getTable(databaseName, tblName) - if (table.getProperty("spark.sql.sources.provider") != null) { + if (table.properties.get("spark.sql.sources.provider").isDefined) { val dataSourceTable = cachedDataSourceTables(QualifiedTableName(databaseName, tblName).toLowerCase) // Then, if alias is specified, wrap the table with a Subquery using the alias. @@ -215,22 +213,16 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with Subquery(tableIdent.last, dataSourceTable)) withAlias - } else if (table.isView) { - // if the unresolved relation is from hive view - // parse the text into logic node. - HiveQl.createPlanForView(table, alias) + } else if (table.tableType == VirtualView) { + val viewText = table.viewText.getOrElse(sys.error("Invalid view without text.")) + alias match { + // because hive use things like `_c0` to build the expanded text + // currently we cannot support view from "create view v1(c1) as ..." + case None => Subquery(table.name, HiveQl.createPlan(viewText)) + case Some(aliasText) => Subquery(aliasText, HiveQl.createPlan(viewText)) + } } else { - val partitions: Seq[Partition] = - if (table.isPartitioned) { - synchronized { - HiveShim.getAllPartitionsOf(client, table).toSeq - } - } else { - Nil - } - - MetastoreRelation(databaseName, tblName, alias)( - table.getTTable, partitions.map(part => part.getTPartition))(hive) + MetastoreRelation(databaseName, tblName, alias)(table)(hive) } } @@ -318,178 +310,10 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with result.newInstance() } - override def getTables(databaseName: Option[String]): Seq[(String, Boolean)] = synchronized { - val dbName = if (!caseSensitive) { - if (databaseName.isDefined) Some(databaseName.get.toLowerCase) else None - } else { - databaseName - } - val db = dbName.getOrElse(hive.sessionState.getCurrentDatabase) - - client.getAllTables(db).map(tableName => (tableName, false)) - } - - /** - * Create table with specified database, table name, table description and schema - * @param databaseName Database Name - * @param tableName Table Name - * @param schema Schema of the new table, if not specified, will use the schema - * specified in crtTbl - * @param allowExisting if true, ignore AlreadyExistsException - * @param desc CreateTableDesc object which contains the SerDe info. Currently - * we support most of the features except the bucket. - */ - def createTable( - databaseName: String, - tableName: String, - schema: Seq[Attribute], - allowExisting: Boolean = false, - desc: Option[CreateTableDesc] = None) { - val hconf = hive.hiveconf - - val (dbName, tblName) = processDatabaseAndTableName(databaseName, tableName) - val tbl = new Table(dbName, tblName) - - val crtTbl: CreateTableDesc = desc.getOrElse(null) - - // We should respect the passed in schema, unless it's not set - val hiveSchema: JList[FieldSchema] = if (schema == null || schema.isEmpty) { - crtTbl.getCols - } else { - schema.map(attr => new FieldSchema(attr.name, toMetastoreType(attr.dataType), null)) - } - tbl.setFields(hiveSchema) - - // Most of code are similar with the DDLTask.createTable() of Hive, - if (crtTbl != null && crtTbl.getTblProps() != null) { - tbl.getTTable().getParameters().putAll(crtTbl.getTblProps()) - } - - if (crtTbl != null && crtTbl.getPartCols() != null) { - tbl.setPartCols(crtTbl.getPartCols()) - } - - if (crtTbl != null && crtTbl.getStorageHandler() != null) { - tbl.setProperty( - org.apache.hadoop.hive.metastore.api.hive_metastoreConstants.META_TABLE_STORAGE, - crtTbl.getStorageHandler()) - } - - /* - * We use LazySimpleSerDe by default. - * - * If the user didn't specify a SerDe, and any of the columns are not simple - * types, we will have to use DynamicSerDe instead. - */ - if (crtTbl == null || crtTbl.getSerName() == null) { - val storageHandler = tbl.getStorageHandler() - if (storageHandler == null) { - logInfo(s"Default to LazySimpleSerDe for table $dbName.$tblName") - tbl.setSerializationLib(classOf[LazySimpleSerDe].getName()) - - import org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat - import org.apache.hadoop.io.Text - import org.apache.hadoop.mapred.TextInputFormat - - tbl.setInputFormatClass(classOf[TextInputFormat]) - tbl.setOutputFormatClass(classOf[HiveIgnoreKeyTextOutputFormat[Text, Text]]) - tbl.setSerializationLib("org.apache.hadoop.hive.serde2.lazy.LazySimpleSerDe") - } else { - val serDeClassName = storageHandler.getSerDeClass().getName() - logInfo(s"Use StorageHandler-supplied $serDeClassName for table $dbName.$tblName") - tbl.setSerializationLib(serDeClassName) - } - } else { - // let's validate that the serde exists - val serdeName = crtTbl.getSerName() - try { - val d = ReflectionUtils.newInstance(hconf.getClassByName(serdeName), hconf) - if (d != null) { - logDebug("Found class for $serdeName") - } - } catch { - case e: SerDeException => throw new HiveException("Cannot validate serde: " + serdeName, e) - } - tbl.setSerializationLib(serdeName) - } - - if (crtTbl != null && crtTbl.getFieldDelim() != null) { - tbl.setSerdeParam(serdeConstants.FIELD_DELIM, crtTbl.getFieldDelim()) - tbl.setSerdeParam(serdeConstants.SERIALIZATION_FORMAT, crtTbl.getFieldDelim()) - } - if (crtTbl != null && crtTbl.getFieldEscape() != null) { - tbl.setSerdeParam(serdeConstants.ESCAPE_CHAR, crtTbl.getFieldEscape()) - } - - if (crtTbl != null && crtTbl.getCollItemDelim() != null) { - tbl.setSerdeParam(serdeConstants.COLLECTION_DELIM, crtTbl.getCollItemDelim()) - } - if (crtTbl != null && crtTbl.getMapKeyDelim() != null) { - tbl.setSerdeParam(serdeConstants.MAPKEY_DELIM, crtTbl.getMapKeyDelim()) - } - if (crtTbl != null && crtTbl.getLineDelim() != null) { - tbl.setSerdeParam(serdeConstants.LINE_DELIM, crtTbl.getLineDelim()) - } - HiveShim.setTblNullFormat(crtTbl, tbl) - - if (crtTbl != null && crtTbl.getSerdeProps() != null) { - val iter = crtTbl.getSerdeProps().entrySet().iterator() - while (iter.hasNext()) { - val m = iter.next() - tbl.setSerdeParam(m.getKey(), m.getValue()) - } - } - - if (crtTbl != null && crtTbl.getComment() != null) { - tbl.setProperty("comment", crtTbl.getComment()) - } - - if (crtTbl != null && crtTbl.getLocation() != null) { - HiveShim.setLocation(tbl, crtTbl) - } - - if (crtTbl != null && crtTbl.getSkewedColNames() != null) { - tbl.setSkewedColNames(crtTbl.getSkewedColNames()) - } - if (crtTbl != null && crtTbl.getSkewedColValues() != null) { - tbl.setSkewedColValues(crtTbl.getSkewedColValues()) - } - - if (crtTbl != null) { - tbl.setStoredAsSubDirectories(crtTbl.isStoredAsSubDirectories()) - tbl.setInputFormatClass(crtTbl.getInputFormat()) - tbl.setOutputFormatClass(crtTbl.getOutputFormat()) - } - - tbl.getTTable().getSd().setInputFormat(tbl.getInputFormatClass().getName()) - tbl.getTTable().getSd().setOutputFormat(tbl.getOutputFormatClass().getName()) - - if (crtTbl != null && crtTbl.isExternal()) { - tbl.setProperty("EXTERNAL", "TRUE") - tbl.setTableType(TableType.EXTERNAL_TABLE) - } - - // set owner - try { - tbl.setOwner(hive.hiveconf.getUser) - } catch { - case e: IOException => throw new HiveException("Unable to get current user", e) - } - - // set create time - tbl.setCreateTime((System.currentTimeMillis() / 1000).asInstanceOf[Int]) - - // TODO add bucket support - // TODO set more info if Hive upgrade + override def getTables(databaseName: Option[String]): Seq[(String, Boolean)] = { + val db = databaseName.getOrElse(client.currentDatabase) - // create the table - synchronized { - try client.createTable(tbl, allowExisting) catch { - case e: org.apache.hadoop.hive.metastore.api.AlreadyExistsException - if allowExisting => // Do nothing - case e: Throwable => throw e - } - } + client.listTables(db).map(tableName => (tableName, false)) } protected def processDatabaseAndTableName( @@ -598,42 +422,11 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with // Wait until children are resolved. case p: LogicalPlan if !p.childrenResolved => p - // TODO extra is in type of ASTNode which means the logical plan is not resolved - // Need to think about how to implement the CreateTableAsSelect.resolved - case CreateTableAsSelect(db, tableName, child, allowExisting, Some(extra: ASTNode)) => - val (dbName, tblName) = processDatabaseAndTableName(db, tableName) - val databaseName = dbName.getOrElse(hive.sessionState.getCurrentDatabase) - - // Get the CreateTableDesc from Hive SemanticAnalyzer - val desc: Option[CreateTableDesc] = if (tableExists(Seq(databaseName, tblName))) { - None - } else { - val sa = new SemanticAnalyzer(hive.hiveconf) { - override def analyzeInternal(ast: ASTNode) { - // A hack to intercept the SemanticAnalyzer.analyzeInternal, - // to ignore the SELECT clause of the CTAS - val method = classOf[SemanticAnalyzer].getDeclaredMethod( - "analyzeCreateTable", classOf[ASTNode], classOf[QB]) - method.setAccessible(true) - method.invoke(this, ast, this.getQB) - } - } - - sa.analyze(extra, new Context(hive.hiveconf)) - Some(sa.getQB().getTableDesc) - } - - // Check if the query specifies file format or storage handler. - val hasStorageSpec = desc match { - case Some(crtTbl) => - crtTbl != null && (crtTbl.getSerName != null || crtTbl.getStorageHandler != null) - case None => false - } - - if (hive.convertCTAS && !hasStorageSpec) { + case CreateTableAsSelect(desc, child, allowExisting) => + if (hive.convertCTAS && !desc.serde.isDefined) { // Do the conversion when spark.sql.hive.convertCTAS is true and the query // does not specify any storage format (file format and storage handler). - if (dbName.isDefined) { + if (desc.specifiedDatabase.isDefined) { throw new AnalysisException( "Cannot specify database name in a CTAS statement " + "when spark.sql.hive.convertCTAS is set to true.") @@ -641,7 +434,7 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with val mode = if (allowExisting) SaveMode.Ignore else SaveMode.ErrorIfExists CreateTableUsingAsSelect( - tblName, + desc.name, hive.conf.defaultDataSourceName, temporary = false, mode, @@ -650,19 +443,19 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with ) } else { execution.CreateTableAsSelect( - databaseName, - tableName, + desc.copy( + specifiedDatabase = Option(desc.specifiedDatabase.getOrElse(client.currentDatabase))), child, - allowExisting, - desc) + allowExisting) } case p: LogicalPlan if p.resolved => p - case p @ CreateTableAsSelect(db, tableName, child, allowExisting, None) => - val (dbName, tblName) = processDatabaseAndTableName(db, tableName) + case p @ CreateTableAsSelect(desc, child, allowExisting) => + val (dbName, tblName) = processDatabaseAndTableName(desc.database, desc.name) + if (hive.convertCTAS) { - if (dbName.isDefined) { + if (desc.specifiedDatabase.isDefined) { throw new AnalysisException( "Cannot specify database name in a CTAS statement " + "when spark.sql.hive.convertCTAS is set to true.") @@ -678,13 +471,10 @@ private[hive] class HiveMetastoreCatalog(hive: HiveContext) extends Catalog with child ) } else { - val databaseName = dbName.getOrElse(hive.sessionState.getCurrentDatabase) execution.CreateTableAsSelect( - databaseName, - tableName, + desc, child, - allowExisting, - None) + allowExisting) } } } @@ -767,7 +557,7 @@ private[hive] case class InsertIntoHiveTable( private[hive] case class MetastoreRelation (databaseName: String, tableName: String, alias: Option[String]) - (val table: TTable, val partitions: Seq[TPartition]) + (val table: HiveTable) (@transient sqlContext: SQLContext) extends LeafNode with MultiInstanceRelation { @@ -786,16 +576,63 @@ private[hive] case class MetastoreRelation Objects.hashCode(databaseName, tableName, alias, output) } - // TODO: Can we use org.apache.hadoop.hive.ql.metadata.Table as the type of table and - // use org.apache.hadoop.hive.ql.metadata.Partition as the type of elements of partitions. - // Right now, using org.apache.hadoop.hive.ql.metadata.Table and - // org.apache.hadoop.hive.ql.metadata.Partition will cause a NotSerializableException - // which indicates the SerDe we used is not Serializable. + @transient val hiveQlTable: Table = { + // We start by constructing an API table as Hive performs several important transformations + // internally when converting an API table to a QL table. + val tTable = new org.apache.hadoop.hive.metastore.api.Table() + tTable.setTableName(table.name) + tTable.setDbName(table.database) + + val tableParameters = new java.util.HashMap[String, String]() + tTable.setParameters(tableParameters) + table.properties.foreach { case (k, v) => tableParameters.put(k, v) } + + tTable.setTableType(table.tableType.name) + + val sd = new org.apache.hadoop.hive.metastore.api.StorageDescriptor() + tTable.setSd(sd) + sd.setCols(table.schema.map(c => new FieldSchema(c.name, c.hiveType, c.comment))) + tTable.setPartitionKeys( + table.partitionColumns.map(c => new FieldSchema(c.name, c.hiveType, c.comment))) + + table.location.foreach(sd.setLocation) + table.inputFormat.foreach(sd.setInputFormat) + table.outputFormat.foreach(sd.setOutputFormat) + + val serdeInfo = new org.apache.hadoop.hive.metastore.api.SerDeInfo + sd.setSerdeInfo(serdeInfo) + table.serde.foreach(serdeInfo.setSerializationLib) + val serdeParameters = new java.util.HashMap[String, String]() + serdeInfo.setParameters(serdeParameters) + table.serdeProperties.foreach { case (k, v) => serdeParameters.put(k, v) } + + new Table(tTable) + } + + @transient val hiveQlPartitions: Seq[Partition] = table.getAllPartitions.map { p => + val tPartition = new org.apache.hadoop.hive.metastore.api.Partition + tPartition.setDbName(databaseName) + tPartition.setTableName(tableName) + tPartition.setValues(p.values) + + val sd = new org.apache.hadoop.hive.metastore.api.StorageDescriptor() + tPartition.setSd(sd) + sd.setCols(table.schema.map(c => new FieldSchema(c.name, c.hiveType, c.comment))) + + sd.setLocation(p.storage.location) + sd.setInputFormat(p.storage.inputFormat) + sd.setOutputFormat(p.storage.outputFormat) + + val serdeInfo = new org.apache.hadoop.hive.metastore.api.SerDeInfo + sd.setSerdeInfo(serdeInfo) + serdeInfo.setSerializationLib(p.storage.serde) - @transient val hiveQlTable: Table = new Table(table) + val serdeParameters = new java.util.HashMap[String, String]() + serdeInfo.setParameters(serdeParameters) + table.serdeProperties.foreach { case (k, v) => serdeParameters.put(k, v) } + p.storage.serdeProperties.foreach { case (k, v) => serdeParameters.put(k, v) } - @transient val hiveQlPartitions: Seq[Partition] = partitions.map { p => - new Partition(hiveQlTable, p) + new Partition(hiveQlTable, tPartition) } @transient override lazy val statistics: Statistics = Statistics( @@ -865,7 +702,7 @@ private[hive] case class MetastoreRelation val columnOrdinals = AttributeMap(attributes.zipWithIndex) override def newInstance(): MetastoreRelation = { - MetastoreRelation(databaseName, tableName, alias)(table, partitions)(sqlContext) + MetastoreRelation(databaseName, tableName, alias)(table)(sqlContext) } } diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala index 8a0686a2d81c9..f30b196734c40 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala @@ -28,7 +28,7 @@ import org.apache.hadoop.hive.ql.lib.Node import org.apache.hadoop.hive.ql.metadata.Table import org.apache.hadoop.hive.ql.parse._ import org.apache.hadoop.hive.ql.plan.PlanUtils -import org.apache.spark.sql.{AnalysisException, SparkSQLParser} +import org.apache.spark.sql.AnalysisException import org.apache.spark.sql.catalyst.analysis._ import org.apache.spark.sql.catalyst.expressions._ @@ -38,6 +38,7 @@ import org.apache.spark.sql.catalyst.plans.logical._ import org.apache.spark.sql.catalyst.trees.CurrentOrigin import org.apache.spark.sql.execution.ExplainCommand import org.apache.spark.sql.sources.DescribeCommand +import org.apache.spark.sql.hive.client._ import org.apache.spark.sql.hive.execution.{HiveNativeCommand, DropTable, AnalyzeTable, HiveScriptIOSchema} import org.apache.spark.sql.types._ import org.apache.spark.util.random.RandomSampler @@ -50,7 +51,19 @@ import scala.collection.JavaConversions._ * back for Hive to execute natively. Will be replaced with a native command that contains the * cmd string. */ -private[hive] case object NativePlaceholder extends Command +private[hive] case object NativePlaceholder extends LogicalPlan { + override def children: Seq[LogicalPlan] = Seq.empty + override def output: Seq[Attribute] = Seq.empty +} + +case class CreateTableAsSelect( + tableDesc: HiveTable, + child: LogicalPlan, + allowExisting: Boolean) extends UnaryNode with Command { + + override def output: Seq[Attribute] = Seq.empty[Attribute] + override lazy val resolved: Boolean = tableDesc.specifiedDatabase.isDefined && childrenResolved +} /** Provides a mapping from HiveQL statements to catalyst logical plans and expression trees. */ private[hive] object HiveQl { @@ -78,16 +91,16 @@ private[hive] object HiveQl { "TOK_ALTERVIEW_DROPPARTS", "TOK_ALTERVIEW_PROPERTIES", "TOK_ALTERVIEW_RENAME", - + "TOK_CREATEDATABASE", "TOK_CREATEFUNCTION", "TOK_CREATEINDEX", "TOK_CREATEROLE", "TOK_CREATEVIEW", - + "TOK_DESCDATABASE", "TOK_DESCFUNCTION", - + "TOK_DROPDATABASE", "TOK_DROPFUNCTION", "TOK_DROPINDEX", @@ -95,22 +108,22 @@ private[hive] object HiveQl { "TOK_DROPTABLE_PROPERTIES", "TOK_DROPVIEW", "TOK_DROPVIEW_PROPERTIES", - + "TOK_EXPORT", - + "TOK_GRANT", "TOK_GRANT_ROLE", - + "TOK_IMPORT", - + "TOK_LOAD", - + "TOK_LOCKTABLE", - + "TOK_MSCK", - + "TOK_REVOKE", - + "TOK_SHOW_COMPACTIONS", "TOK_SHOW_CREATETABLE", "TOK_SHOW_GRANT", @@ -127,9 +140,9 @@ private[hive] object HiveQl { "TOK_SHOWINDEXES", "TOK_SHOWLOCKS", "TOK_SHOWPARTITIONS", - + "TOK_SWITCHDATABASE", - + "TOK_UNLOCKTABLE" ) @@ -140,10 +153,7 @@ private[hive] object HiveQl { "TOK_TRUNCATETABLE" // truncate table" is a NativeCommand, does not need to explain. ) ++ nativeCommands - protected val hqlParser = { - val fallback = new ExtendedHiveQlParser - new SparkSQLParser(fallback.parse(_)) - } + protected val hqlParser = new ExtendedHiveQlParser /** * A set of implicit transformations that allow Hive ASTNodes to be rewritten by transformations @@ -262,6 +272,7 @@ private[hive] object HiveQl { case otherMessage => throw new AnalysisException(otherMessage) } + case e: MatchError => throw e case e: Exception => throw new AnalysisException(e.getMessage) case e: NotImplementedError => @@ -275,14 +286,6 @@ private[hive] object HiveQl { } } - /** Creates LogicalPlan for a given VIEW */ - def createPlanForView(view: Table, alias: Option[String]): Subquery = alias match { - // because hive use things like `_c0` to build the expanded text - // currently we cannot support view from "create view v1(c1) as ..." - case None => Subquery(view.getTableName, createPlan(view.getViewExpandedText)) - case Some(aliasText) => Subquery(aliasText, createPlan(view.getViewExpandedText)) - } - def parseDdl(ddl: String): Seq[Attribute] = { val tree = try { @@ -456,6 +459,14 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C (keys, bitmasks) } + protected def getProperties(node: Node): Seq[(String, String)] = node match { + case Token("TOK_TABLEPROPLIST", list) => + list.map { + case Token("TOK_TABLEPROPERTY", Token(key, Nil) :: Token(value, Nil) :: Nil) => + (unquoteString(key) -> unquoteString(value)) + } + } + protected def nodeToPlan(node: Node): LogicalPlan = node match { // Special drop table that also uncaches. case Token("TOK_DROPTABLE", @@ -565,7 +576,62 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C children) val (db, tableName) = extractDbNameTableName(tableNameParts) - CreateTableAsSelect(db, tableName, nodeToPlan(query), allowExisting != None, Some(node)) + var tableDesc = + HiveTable( + specifiedDatabase = db, + name = tableName, + schema = Seq.empty, + partitionColumns = Seq.empty, + properties = Map.empty, + serdeProperties = Map.empty, + tableType = ManagedTable, + location = None, + inputFormat = None, + outputFormat = None, + serde = None) + + // TODO: Handle all the cases here... + children.foreach { + case Token("TOK_TBLRCFILE", Nil) => + import org.apache.hadoop.hive.ql.io.{RCFileInputFormat, RCFileOutputFormat} + tableDesc = tableDesc.copy( + outputFormat = Option(classOf[RCFileOutputFormat].getName), + inputFormat = Option(classOf[RCFileInputFormat[_, _]].getName)) + + if (tableDesc.serde.isEmpty) { + tableDesc = tableDesc.copy( + serde = Option("org.apache.hadoop.hive.serde2.columnar.LazyBinaryColumnarSerDe")) + } + case Token("TOK_TBLORCFILE", Nil) => + tableDesc = tableDesc.copy( + inputFormat = Option("org.apache.hadoop.hive.ql.io.orc.OrcInputFormat"), + outputFormat = Option("org.apache.hadoop.hive.ql.io.orc.OrcOutputFormat"), + serde = Option("org.apache.hadoop.hive.ql.io.orc.OrcSerde")) + + case Token("TOK_TBLPARQUETFILE", Nil) => + tableDesc = tableDesc.copy( + inputFormat = Option("org.apache.hadoop.hive.ql.io.parquet.MapredParquetInputFormat"), + outputFormat = Option("org.apache.hadoop.hive.ql.io.parquet.MapredParquetOutputFormat"), + serde = Option("org.apache.hadoop.hive.ql.io.parquet.serde.ParquetHiveSerDe")) + + case Token("TOK_TABLESERIALIZER", + Token("TOK_SERDENAME", Token(serdeName, Nil) :: otherProps) :: Nil) => + tableDesc = tableDesc.copy(serde = Option(unquoteString(serdeName))) + + otherProps match { + case Token("TOK_TABLEPROPERTIES", list :: Nil) :: Nil => + tableDesc = tableDesc.copy( + serdeProperties = tableDesc.serdeProperties ++ getProperties(list)) + case Nil => + } + + case Token("TOK_TABLEPROPERTIES", list :: Nil) => + tableDesc = tableDesc.copy(properties = tableDesc.properties ++ getProperties(list)) + + case _ => + } + + CreateTableAsSelect(tableDesc, nodeToPlan(query), allowExisting != None) // If its not a "CREATE TABLE AS" like above then just pass it back to hive as a native command. case Token("TOK_CREATETABLE", _) => NativePlaceholder @@ -762,7 +828,7 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C case Token("TOK_CUBE_GROUPBY", children) => Cube(children.map(nodeToExpr), withLateralView, selectExpressions) case _ => sys.error("Expect WITH CUBE") - }), + }), Some(Project(selectExpressions, withLateralView))).flatten.head } @@ -1080,6 +1146,15 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C } protected val escapedIdentifier = "`([^`]+)`".r + protected val doubleQuotedString = "\"([^\"]+)\"".r + protected val singleQuotedString = "'([^']+)'".r + + protected def unquoteString(str: String) = str match { + case singleQuotedString(s) => s + case doubleQuotedString(s) => s + case other => other + } + /** Strips backticks from ident if present */ protected def cleanIdentifier(ident: String): String = ident match { case escapedIdentifier(i) => i @@ -1249,16 +1324,8 @@ https://cwiki.apache.org/confluence/display/Hive/Enhanced+Aggregation%2C+Cube%2C case Token("TOK_FUNCTION", Token(WHEN(), Nil) :: branches) => CaseWhen(branches.map(nodeToExpr)) case Token("TOK_FUNCTION", Token(CASE(), Nil) :: branches) => - val transformed = branches.drop(1).sliding(2, 2).map { - case Seq(condVal, value) => - // FIXME (SPARK-2155): the key will get evaluated for multiple times in CaseWhen's eval(). - // Hence effectful / non-deterministic key expressions are *not* supported at the moment. - // We should consider adding new Expressions to get around this. - Seq(EqualTo(nodeToExpr(branches(0)), nodeToExpr(condVal)), - nodeToExpr(value)) - case Seq(elseVal) => Seq(nodeToExpr(elseVal)) - }.toSeq.reduce(_ ++ _) - CaseWhen(transformed) + val keyExpr = nodeToExpr(branches.head) + CaseKeyWhen(keyExpr, branches.drop(1).map(nodeToExpr)) /* Complex datatype manipulation */ case Token("[", child :: ordinal :: Nil) => diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala index e556c74ffb015..b69312f0f8717 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/TableReader.scala @@ -32,6 +32,7 @@ import org.apache.hadoop.mapred.{FileInputFormat, InputFormat, JobConf} import org.apache.spark.SerializableWritable import org.apache.spark.broadcast.Broadcast +import org.apache.spark.Logging import org.apache.spark.rdd.{EmptyRDD, HadoopRDD, RDD, UnionRDD} import org.apache.spark.sql.catalyst.expressions._ import org.apache.spark.sql.types.DateUtils @@ -57,7 +58,7 @@ class HadoopTableReader( @transient relation: MetastoreRelation, @transient sc: HiveContext, @transient hiveExtraConf: HiveConf) - extends TableReader { + extends TableReader with Logging { // Hadoop honors "mapred.map.tasks" as hint, but will ignore when mapred.job.tracker is "local". // https://hadoop.apache.org/docs/r1.0.4/mapred-default.html @@ -78,7 +79,7 @@ class HadoopTableReader( makeRDDForTable( hiveTable, Class.forName( - relation.tableDesc.getSerdeClassName, true, sc.sessionState.getConf.getClassLoader) + relation.tableDesc.getSerdeClassName, true, Utils.getSparkClassLoader) .asInstanceOf[Class[Deserializer]], filterOpt = None) @@ -145,7 +146,7 @@ class HadoopTableReader( partitionToDeserializer: Map[HivePartition, Class[_ <: Deserializer]], filterOpt: Option[PathFilter]): RDD[Row] = { - + // SPARK-5068:get FileStatus and do the filtering locally when the path is not exists def verifyPartitionPath( partitionToDeserializer: Map[HivePartition, Class[_ <: Deserializer]]): @@ -288,7 +289,7 @@ class HadoopTableReader( } } -private[hive] object HadoopTableReader extends HiveInspectors { +private[hive] object HadoopTableReader extends HiveInspectors with Logging { /** * Curried. After given an argument for 'path', the resulting JobConf => Unit closure is used to * instantiate a HadoopRDD. @@ -329,6 +330,8 @@ private[hive] object HadoopTableReader extends HiveInspectors { tableDeser.getObjectInspector).asInstanceOf[StructObjectInspector] } + logDebug(soi.toString) + val (fieldRefs, fieldOrdinals) = nonPartitionKeyAttrs.map { case (attr, ordinal) => soi.getStructFieldRef(attr.name) -> ordinal }.unzip diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientInterface.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientInterface.scala index a863aa77cb7e0..0a1d761a52f88 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientInterface.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientInterface.scala @@ -17,30 +17,35 @@ package org.apache.spark.sql.hive.client +import java.io.PrintStream +import java.util.{Map => JMap} + import org.apache.spark.sql.catalyst.analysis.{NoSuchDatabaseException, NoSuchTableException} -case class HiveDatabase( +private[hive] case class HiveDatabase( name: String, location: String) -abstract class TableType { val name: String } -case object ExternalTable extends TableType { override val name = "EXTERNAL_TABLE" } -case object IndexTable extends TableType { override val name = "INDEX_TABLE" } -case object ManagedTable extends TableType { override val name = "MANAGED_TABLE" } -case object VirtualView extends TableType { override val name = "VIRTUAL_VIEW" } +private[hive] abstract class TableType { val name: String } +private[hive] case object ExternalTable extends TableType { override val name = "EXTERNAL_TABLE" } +private[hive] case object IndexTable extends TableType { override val name = "INDEX_TABLE" } +private[hive] case object ManagedTable extends TableType { override val name = "MANAGED_TABLE" } +private[hive] case object VirtualView extends TableType { override val name = "VIRTUAL_VIEW" } -case class HiveStorageDescriptor( +// TODO: Use this for Tables and Partitions +private[hive] case class HiveStorageDescriptor( location: String, inputFormat: String, outputFormat: String, - serde: String) + serde: String, + serdeProperties: Map[String, String]) -case class HivePartition( +private[hive] case class HivePartition( values: Seq[String], storage: HiveStorageDescriptor) -case class HiveColumn(name: String, hiveType: String, comment: String) -case class HiveTable( +private[hive] case class HiveColumn(name: String, hiveType: String, comment: String) +private[hive] case class HiveTable( specifiedDatabase: Option[String], name: String, schema: Seq[HiveColumn], @@ -51,7 +56,8 @@ case class HiveTable( location: Option[String] = None, inputFormat: Option[String] = None, outputFormat: Option[String] = None, - serde: Option[String] = None) { + serde: Option[String] = None, + viewText: Option[String] = None) { @transient private[client] var client: ClientInterface = _ @@ -76,13 +82,17 @@ case class HiveTable( * internal and external classloaders for a given version of Hive and thus must expose only * shared classes. */ -trait ClientInterface { +private[hive] trait ClientInterface { /** * Runs a HiveQL command using Hive, returning the results as a list of strings. Each row will * result in one string. */ def runSqlHive(sql: String): Seq[String] + def setOut(stream: PrintStream): Unit + def setInfo(stream: PrintStream): Unit + def setError(stream: PrintStream): Unit + /** Returns the names of all tables in the given database. */ def listTables(dbName: String): Seq[String] @@ -114,6 +124,11 @@ trait ClientInterface { /** Creates a new database with the given name. */ def createDatabase(database: HiveDatabase): Unit + /** Returns the specified paritition or None if it does not exist. */ + def getPartitionOption( + hTable: HiveTable, + partitionSpec: JMap[String, String]): Option[HivePartition] + /** Returns all partitions for the given table. */ def getAllPartitions(hTable: HiveTable): Seq[HivePartition] diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientWrapper.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientWrapper.scala index ea52fea037f1f..6bca9d0179fe3 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientWrapper.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientWrapper.scala @@ -19,7 +19,7 @@ package org.apache.spark.sql.hive.client import java.io.{BufferedReader, InputStreamReader, File, PrintStream} import java.net.URI -import java.util.{ArrayList => JArrayList} +import java.util.{ArrayList => JArrayList, Map => JMap, List => JList, Set => JSet} import scala.collection.JavaConversions._ import scala.language.reflectiveCalls @@ -27,6 +27,7 @@ import scala.language.reflectiveCalls import org.apache.hadoop.fs.Path import org.apache.hadoop.hive.metastore.api.Database import org.apache.hadoop.hive.conf.HiveConf +import org.apache.hadoop.hive.metastore.TableType import org.apache.hadoop.hive.metastore.api import org.apache.hadoop.hive.metastore.api.FieldSchema import org.apache.hadoop.hive.ql.metadata @@ -54,19 +55,13 @@ import org.apache.spark.sql.execution.QueryExecutionException * @param config a collection of configuration options that will be added to the hive conf before * opening the hive client. */ -class ClientWrapper( +private[hive] class ClientWrapper( version: HiveVersion, config: Map[String, String]) extends ClientInterface with Logging with ReflectionMagic { - private val conf = new HiveConf(classOf[SessionState]) - config.foreach { case (k, v) => - logDebug(s"Hive Config: $k=$v") - conf.set(k, v) - } - // Circular buffer to hold what hive prints to STDOUT and ERR. Only printed when failures occur. private val outputBuffer = new java.io.OutputStream { var pos: Int = 0 @@ -99,17 +94,31 @@ class ClientWrapper( val original = Thread.currentThread().getContextClassLoader Thread.currentThread().setContextClassLoader(getClass.getClassLoader) val ret = try { - val newState = new SessionState(conf) - SessionState.start(newState) - newState.out = new PrintStream(outputBuffer, true, "UTF-8") - newState.err = new PrintStream(outputBuffer, true, "UTF-8") - newState + val oldState = SessionState.get() + if (oldState == null) { + val initialConf = new HiveConf(classOf[SessionState]) + config.foreach { case (k, v) => + logDebug(s"Hive Config: $k=$v") + initialConf.set(k, v) + } + val newState = new SessionState(initialConf) + SessionState.start(newState) + newState.out = new PrintStream(outputBuffer, true, "UTF-8") + newState.err = new PrintStream(outputBuffer, true, "UTF-8") + newState + } else { + oldState + } } finally { Thread.currentThread().setContextClassLoader(original) } ret } + /** Returns the configuration for the current session. */ + def conf: HiveConf = SessionState.get().getConf + + // TODO: should be a def?s private val client = Hive.get(conf) /** @@ -133,6 +142,18 @@ class ClientWrapper( ret } + def setOut(stream: PrintStream): Unit = withHiveState { + state.out = stream + } + + def setInfo(stream: PrintStream): Unit = withHiveState { + state.info = stream + } + + def setError(stream: PrintStream): Unit = withHiveState { + state.err = stream + } + override def currentDatabase: String = withHiveState { state.getCurrentDatabase } @@ -171,14 +192,20 @@ class ClientWrapper( partitionColumns = h.getPartCols.map(f => HiveColumn(f.getName, f.getType, f.getComment)), properties = h.getParameters.toMap, serdeProperties = h.getTTable.getSd.getSerdeInfo.getParameters.toMap, - tableType = ManagedTable, // TODO + tableType = h.getTableType match { + case TableType.MANAGED_TABLE => ManagedTable + case TableType.EXTERNAL_TABLE => ExternalTable + case TableType.VIRTUAL_VIEW => VirtualView + case TableType.INDEX_TABLE => IndexTable + }, location = version match { case hive.v12 => Option(h.call[URI]("getDataLocation")).map(_.toString) case hive.v13 => Option(h.call[Path]("getDataLocation")).map(_.toString) }, inputFormat = Option(h.getInputFormatClass).map(_.getName), outputFormat = Option(h.getOutputFormatClass).map(_.getName), - serde = Option(h.getSerializationLib)).withClient(this) + serde = Option(h.getSerializationLib), + viewText = Option(h.getViewExpandedText)).withClient(this) } converted } @@ -223,27 +250,40 @@ class ClientWrapper( client.alterTable(table.qualifiedName, qlTable) } + private def toHivePartition(partition: metadata.Partition): HivePartition = { + val apiPartition = partition.getTPartition + HivePartition( + values = Option(apiPartition.getValues).map(_.toSeq).getOrElse(Seq.empty), + storage = HiveStorageDescriptor( + location = apiPartition.getSd.getLocation, + inputFormat = apiPartition.getSd.getInputFormat, + outputFormat = apiPartition.getSd.getOutputFormat, + serde = apiPartition.getSd.getSerdeInfo.getSerializationLib, + serdeProperties = apiPartition.getSd.getSerdeInfo.getParameters.toMap)) + } + + override def getPartitionOption( + table: HiveTable, + partitionSpec: JMap[String, String]): Option[HivePartition] = withHiveState { + + val qlTable = toQlTable(table) + val qlPartition = client.getPartition(qlTable, partitionSpec, false) + Option(qlPartition).map(toHivePartition) + } + override def getAllPartitions(hTable: HiveTable): Seq[HivePartition] = withHiveState { val qlTable = toQlTable(hTable) val qlPartitions = version match { case hive.v12 => - client.call[metadata.Table, Set[metadata.Partition]]("getAllPartitionsForPruner", qlTable) + client.call[metadata.Table, JSet[metadata.Partition]]("getAllPartitionsForPruner", qlTable) case hive.v13 => - client.call[metadata.Table, Set[metadata.Partition]]("getAllPartitionsOf", qlTable) + client.call[metadata.Table, JSet[metadata.Partition]]("getAllPartitionsOf", qlTable) } - qlPartitions.map(_.getTPartition).map { p => - HivePartition( - values = Option(p.getValues).map(_.toSeq).getOrElse(Seq.empty), - storage = HiveStorageDescriptor( - location = p.getSd.getLocation, - inputFormat = p.getSd.getInputFormat, - outputFormat = p.getSd.getOutputFormat, - serde = p.getSd.getSerdeInfo.getSerializationLib)) - }.toSeq + qlPartitions.toSeq.map(toHivePartition) } override def listTables(dbName: String): Seq[String] = withHiveState { - client.getAllTables + client.getAllTables(dbName) } /** @@ -267,11 +307,12 @@ class ClientWrapper( try { val cmd_trimmed: String = cmd.trim() val tokens: Array[String] = cmd_trimmed.split("\\s+") + // The remainder of the command. val cmd_1: String = cmd_trimmed.substring(tokens(0).length()).trim() val proc: CommandProcessor = version match { case hive.v12 => classOf[CommandProcessorFactory] - .callStatic[String, HiveConf, CommandProcessor]("get", cmd_1, conf) + .callStatic[String, HiveConf, CommandProcessor]("get", tokens(0), conf) case hive.v13 => classOf[CommandProcessorFactory] .callStatic[Array[String], HiveConf, CommandProcessor]("get", Array(tokens(0)), conf) @@ -294,7 +335,7 @@ class ClientWrapper( res.toSeq case hive.v13 => val res = new JArrayList[Object] - driver.call[JArrayList[Object], Boolean]("getResults", res) + driver.call[JList[Object], Boolean]("getResults", res) res.map { r => r match { case s: String => s diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/IsolatedClientLoader.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/IsolatedClientLoader.scala index 710dbca6e3c66..7f94c93ba49c1 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/IsolatedClientLoader.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/IsolatedClientLoader.scala @@ -18,7 +18,7 @@ package org.apache.spark.sql.hive.client import java.io.File -import java.net.URLClassLoader +import java.net.{URL, URLClassLoader} import java.util import scala.language.reflectiveCalls @@ -30,9 +30,10 @@ import org.apache.spark.Logging import org.apache.spark.deploy.SparkSubmitUtils import org.apache.spark.sql.catalyst.util.quietly +import org.apache.spark.sql.hive.HiveContext /** Factory for `IsolatedClientLoader` with specific versions of hive. */ -object IsolatedClientLoader { +private[hive] object IsolatedClientLoader { /** * Creates isolated Hive client loaders by downloading the requested version from maven. */ @@ -49,7 +50,7 @@ object IsolatedClientLoader { case "13" | "0.13" | "0.13.0" | "0.13.1" => hive.v13 } - private def downloadVersion(version: HiveVersion): Seq[File] = { + private def downloadVersion(version: HiveVersion): Seq[URL] = { val hiveArtifacts = (Seq("hive-metastore", "hive-exec", "hive-common", "hive-serde") ++ (if (version.hasBuiltinsJar) "hive-builtins" :: Nil else Nil)) @@ -72,10 +73,10 @@ object IsolatedClientLoader { tempDir.mkdir() allFiles.foreach(f => FileUtils.copyFileToDirectory(f, tempDir)) - tempDir.listFiles() + tempDir.listFiles().map(_.toURL) } - private def resolvedVersions = new scala.collection.mutable.HashMap[HiveVersion, Seq[File]] + private def resolvedVersions = new scala.collection.mutable.HashMap[HiveVersion, Seq[URL]] } /** @@ -99,9 +100,9 @@ object IsolatedClientLoader { * @param baseClassLoader The spark classloader that is used to load shared classes. * */ -class IsolatedClientLoader( +private[hive] class IsolatedClientLoader( val version: HiveVersion, - val execJars: Seq[File] = Seq.empty, + val execJars: Seq[URL] = Seq.empty, val config: Map[String, String] = Map.empty, val isolationOn: Boolean = true, val rootClassLoader: ClassLoader = ClassLoader.getSystemClassLoader.getParent.getParent, @@ -112,7 +113,7 @@ class IsolatedClientLoader( assert(Try(baseClassLoader.loadClass("org.apache.hive.HiveConf")).isFailure) /** All jars used by the hive specific classloader. */ - protected def allJars = execJars.map(_.toURI.toURL).toArray + protected def allJars = execJars.toArray protected def isSharedClass(name: String): Boolean = name.contains("slf4j") || @@ -166,6 +167,12 @@ class IsolatedClientLoader( .getConstructors.head .newInstance(version, config) .asInstanceOf[ClientInterface] + } catch { + case ReflectionException(cnf: NoClassDefFoundError) => + throw new ClassNotFoundException( + s"$cnf when creating Hive client using classpath: ${execJars.mkString(", ")}\n" + + "Please make sure that jars for your version of hive and hadoop are included in the " + + s"paths passed to ${HiveContext.HIVE_METASTORE_JARS}.") } finally { Thread.currentThread.setContextClassLoader(baseClassLoader) } diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ReflectionMagic.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ReflectionMagic.scala index 90d03049356b5..c600b158c5460 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ReflectionMagic.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ReflectionMagic.scala @@ -19,6 +19,14 @@ package org.apache.spark.sql.hive.client import scala.reflect._ +/** Unwraps reflection exceptions. */ +private[client] object ReflectionException { + def unapply(a: Throwable): Option[Throwable] = a match { + case ite: java.lang.reflect.InvocationTargetException => Option(ite.getCause) + case _ => None + } +} + /** * Provides implicit functions on any object for calling methods reflectively. */ diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/CreateTableAsSelect.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/CreateTableAsSelect.scala index 76a1965f3cb25..91e6ac4032204 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/CreateTableAsSelect.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/CreateTableAsSelect.scala @@ -24,8 +24,8 @@ import org.apache.spark.sql.SQLContext import org.apache.spark.sql.catalyst.expressions.Row import org.apache.spark.sql.catalyst.plans.logical.{InsertIntoTable, LogicalPlan} import org.apache.spark.sql.execution.RunnableCommand -import org.apache.spark.sql.hive.HiveContext -import org.apache.spark.sql.hive.MetastoreRelation +import org.apache.spark.sql.hive.client.{HiveTable, HiveColumn} +import org.apache.spark.sql.hive.{HiveContext, MetastoreRelation, HiveMetastoreTypes} /** * Create table and insert the query result into it. @@ -39,17 +39,34 @@ import org.apache.spark.sql.hive.MetastoreRelation */ private[hive] case class CreateTableAsSelect( - database: String, - tableName: String, + tableDesc: HiveTable, query: LogicalPlan, - allowExisting: Boolean, - desc: Option[CreateTableDesc]) extends RunnableCommand { + allowExisting: Boolean) + extends RunnableCommand { + + def database: String = tableDesc.database + def tableName: String = tableDesc.name override def run(sqlContext: SQLContext): Seq[Row] = { val hiveContext = sqlContext.asInstanceOf[HiveContext] lazy val metastoreRelation: MetastoreRelation = { - // Create Hive Table - hiveContext.catalog.createTable(database, tableName, query.output, allowExisting, desc) + import org.apache.hadoop.hive.serde2.`lazy`.LazySimpleSerDe + import org.apache.hadoop.hive.ql.io.HiveIgnoreKeyTextOutputFormat + import org.apache.hadoop.io.Text + import org.apache.hadoop.mapred.TextInputFormat + + val withSchema = + tableDesc.copy( + schema = + query.output.map(c => + HiveColumn(c.name, HiveMetastoreTypes.toMetastoreType(c.dataType), null)), + inputFormat = + tableDesc.inputFormat.orElse(Some(classOf[TextInputFormat].getName)), + outputFormat = + tableDesc.outputFormat + .orElse(Some(classOf[HiveIgnoreKeyTextOutputFormat[Text, Text]].getName)), + serde = tableDesc.serde.orElse(Some(classOf[LazySimpleSerDe].getName()))) + hiveContext.catalog.client.createTable(withSchema) // Get the Metastore Relation hiveContext.catalog.lookupRelation(Seq(database, tableName), None) match { diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala index 89995a91b1a92..de8954d5dec99 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/InsertIntoHiveTable.scala @@ -200,9 +200,7 @@ case class InsertIntoHiveTable( orderedPartitionSpec.put(entry.getName,partitionSpec.get(entry.getName).getOrElse("")) } val partVals = MetaStoreUtils.getPvals(table.hiveQlTable.getPartCols, partitionSpec) - catalog.synchronized { - catalog.client.validatePartitionNameCharacters(partVals) - } + // inheritTableSpecs is set to true. It should be set to false for a IMPORT query // which is currently considered as a Hive native command. val inheritTableSpecs = true @@ -211,7 +209,7 @@ case class InsertIntoHiveTable( if (numDynamicPartitions > 0) { catalog.synchronized { catalog.client.loadDynamicPartitions( - outputPath, + outputPath.toString, qualifiedTableName, orderedPartitionSpec, overwrite, @@ -224,31 +222,28 @@ case class InsertIntoHiveTable( // ifNotExists is only valid with static partition, refer to // https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DML#LanguageManualDML-InsertingdataintoHiveTablesfromqueries // scalastyle:on - val oldPart = catalog.synchronized { - catalog.client.getPartition( - catalog.client.getTable(qualifiedTableName), partitionSpec, false) - } - if (oldPart == null || !ifNotExists) { - catalog.synchronized { + val oldPart = + catalog.client.getPartitionOption( + catalog.client.getTable(table.databaseName, table.tableName), + partitionSpec) + + if (oldPart.isEmpty || !ifNotExists) { catalog.client.loadPartition( - outputPath, + outputPath.toString, qualifiedTableName, orderedPartitionSpec, overwrite, holdDDLTime, inheritTableSpecs, isSkewedStoreAsSubdir) - } } } } else { - catalog.synchronized { - catalog.client.loadTable( - outputPath, - qualifiedTableName, - overwrite, - holdDDLTime) - } + catalog.client.loadTable( + outputPath.toString, // TODO: URI + qualifiedTableName, + overwrite, + holdDDLTime) } // Invalidate the cache. diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/commands.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/commands.scala index a40a1e53117cd..abab1a223a43a 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/commands.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/execution/commands.scala @@ -27,6 +27,7 @@ import org.apache.spark.sql.catalyst.plans.logical.LogicalPlan import org.apache.spark.sql.execution.RunnableCommand import org.apache.spark.sql.hive.HiveContext import org.apache.spark.sql.types._ +import org.apache.spark.util.Utils /** * Analyzes the given table in the current database to generate statistics, which will be @@ -84,8 +85,20 @@ case class AddJar(path: String) extends RunnableCommand { override def run(sqlContext: SQLContext): Seq[Row] = { val hiveContext = sqlContext.asInstanceOf[HiveContext] + val currentClassLoader = Utils.getContextOrSparkClassLoader + + // Add jar to current context + val jarURL = new java.io.File(path).toURL + val newClassLoader = new java.net.URLClassLoader(Array(jarURL), currentClassLoader) + Thread.currentThread.setContextClassLoader(newClassLoader) + org.apache.hadoop.hive.ql.metadata.Hive.get().getConf().setClassLoader(newClassLoader) + + // Add jar to isolated hive classloader hiveContext.runSqlHive(s"ADD JAR $path") + + // Add jar to executors hiveContext.sparkContext.addJar(path) + Seq(Row(0)) } } diff --git a/sql/hive/src/main/scala/org/apache/spark/sql/hive/test/TestHive.scala b/sql/hive/src/main/scala/org/apache/spark/sql/hive/test/TestHive.scala index edeab5158df62..1f40a5340c2ce 100644 --- a/sql/hive/src/main/scala/org/apache/spark/sql/hive/test/TestHive.scala +++ b/sql/hive/src/main/scala/org/apache/spark/sql/hive/test/TestHive.scala @@ -20,6 +20,7 @@ package org.apache.spark.sql.hive.test import java.io.File import java.util.{Set => JavaSet} +import org.apache.hadoop.hive.conf.HiveConf import org.apache.hadoop.hive.ql.exec.FunctionRegistry import org.apache.hadoop.hive.ql.io.avro.{AvroContainerInputFormat, AvroContainerOutputFormat} import org.apache.hadoop.hive.ql.metadata.Table @@ -62,6 +63,8 @@ object TestHive class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { self => + import HiveContext._ + // By clearing the port we force Spark to pick a new one. This allows us to rerun tests // without restarting the JVM. System.clearProperty("spark.hostPort") @@ -70,31 +73,24 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { hiveconf.set("hive.plan.serialization.format", "javaXML") lazy val warehousePath = Utils.createTempDir() - lazy val metastorePath = Utils.createTempDir() /** Sets up the system initially or after a RESET command */ - protected def configure(): Unit = { - warehousePath.delete() - metastorePath.delete() - setConf("javax.jdo.option.ConnectionURL", - s"jdbc:derby:;databaseName=$metastorePath;create=true") - setConf("hive.metastore.warehouse.dir", warehousePath.toString) - } + protected override def configure(): Map[String, String] = + newTemporaryConfiguration() ++ Map("hive.metastore.warehouse.dir" -> warehousePath.toString) val testTempDir = Utils.createTempDir() // For some hive test case which contain ${system:test.tmp.dir} System.setProperty("test.tmp.dir", testTempDir.getCanonicalPath) - configure() // Must be called before initializing the catalog below. - /** The location of the compiled hive distribution */ lazy val hiveHome = envVarToFile("HIVE_HOME") /** The location of the hive source code. */ lazy val hiveDevHome = envVarToFile("HIVE_DEV_HOME") // Override so we can intercept relative paths and rewrite them to point at hive. - override def runSqlHive(sql: String): Seq[String] = super.runSqlHive(rewritePaths(sql)) + override def runSqlHive(sql: String): Seq[String] = + super.runSqlHive(rewritePaths(substitutor.substitute(this.hiveconf, sql))) override def executePlan(plan: LogicalPlan): this.QueryExecution = new this.QueryExecution(plan) @@ -157,22 +153,12 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { val describedTable = "DESCRIBE (\\w+)".r - val vs = new VariableSubstitution() - - // we should substitute variables in hql to pass the text to parseSql() as a parameter. - // Hive parser need substituted text. HiveContext.sql() does this but return a DataFrame, - // while we need a logicalPlan so we cannot reuse that. - protected[hive] class HiveQLQueryExecution(hql: String) - extends this.QueryExecution(HiveQl.parseSql(vs.substitute(hiveconf, hql))) { - def hiveExec(): Seq[String] = runSqlHive(hql) - override def toString: String = hql + "\n" + super.toString - } - /** * Override QueryExecution with special debug workflow. */ class QueryExecution(logicalPlan: LogicalPlan) extends super.QueryExecution(logicalPlan) { + def this(sql: String) = this(parseSql(sql)) override lazy val analyzed = { val describedTables = logical match { case HiveNativeCommand(describedTable(tbl)) => tbl :: Nil @@ -196,7 +182,7 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { protected[hive] implicit class SqlCmd(sql: String) { def cmd: () => Unit = { - () => new HiveQLQueryExecution(sql).stringResult(): Unit + () => new QueryExecution(sql).stringResult(): Unit } } @@ -204,6 +190,7 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { * A list of test tables and the DDL required to initialize them. A test table is loaded on * demand when a query are run against it. */ + @transient lazy val testTables = new mutable.HashMap[String, TestTable]() def registerTestTable(testTable: TestTable): Unit = { @@ -213,6 +200,7 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { // The test tables that are defined in the Hive QTestUtil. // /itests/util/src/main/java/org/apache/hadoop/hive/ql/QTestUtil.java // https://github.com/apache/hive/blob/branch-0.13/data/scripts/q_test_init.sql + @transient val hiveQTestUtilTables = Seq( TestTable("src", "CREATE TABLE src (key INT, value STRING)".cmd, @@ -245,16 +233,18 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { import org.apache.hadoop.mapred.{SequenceFileInputFormat, SequenceFileOutputFormat} import org.apache.thrift.protocol.TBinaryProtocol - val srcThrift = new Table("default", "src_thrift") - srcThrift.setFields(Nil) - srcThrift.setInputFormatClass(classOf[SequenceFileInputFormat[_,_]].getName) - // In Hive, SequenceFileOutputFormat will be substituted by HiveSequenceFileOutputFormat. - srcThrift.setOutputFormatClass(classOf[SequenceFileOutputFormat[_,_]].getName) - srcThrift.setSerializationLib(classOf[ThriftDeserializer].getName) - srcThrift.setSerdeParam("serialization.class", classOf[Complex].getName) - srcThrift.setSerdeParam("serialization.format", classOf[TBinaryProtocol].getName) - catalog.client.createTable(srcThrift) - + runSqlHive( + s""" + |CREATE TABLE src_thrift(fake INT) + |ROW FORMAT SERDE '${classOf[ThriftDeserializer].getName}' + |WITH SERDEPROPERTIES( + | 'serialization.class'='${classOf[Complex].getName}', + | 'serialization.format'='${classOf[TBinaryProtocol].getName}' + |) + |STORED AS + |INPUTFORMAT '${classOf[SequenceFileInputFormat[_,_]].getName}' + |OUTPUTFORMAT '${classOf[SequenceFileOutputFormat[_,_]].getName}' + """.stripMargin) runSqlHive( s"LOAD DATA LOCAL INPATH '${getHiveFile("data/files/complex.seq")}' INTO TABLE src_thrift") @@ -376,7 +366,7 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { if (!(loadedTables contains name)) { // Marks the table as loaded first to prevent infinite mutually recursive table loading. loadedTables += name - logInfo(s"Loading test table $name") + logDebug(s"Loading test table $name") val createCmds = testTables.get(name).map(_.commands).getOrElse(sys.error(s"Unknown test table $name")) createCmds.foreach(_()) @@ -393,9 +383,6 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { */ protected val originalUdfs: JavaSet[String] = FunctionRegistry.getFunctionNames - // Database default may not exist in 0.13.1, create it if not exist - HiveShim.createDefaultDBIfNeeded(this) - /** * Resets the test instance by deleting any tables that have been created. * TODO: also clear out UDFs, views, etc. @@ -410,24 +397,7 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { cacheManager.clearCache() loadedTables.clear() catalog.cachedDataSourceTables.invalidateAll() - catalog.client.getAllTables("default").foreach { t => - logDebug(s"Deleting table $t") - val table = catalog.client.getTable("default", t) - - catalog.client.getIndexes("default", t, 255).foreach { index => - catalog.client.dropIndex("default", t, index.getIndexName, true) - } - - if (!table.isIndexTable) { - catalog.client.dropTable("default", t) - } - } - - catalog.client.getAllDatabases.filterNot(_ == "default").foreach { db => - logDebug(s"Dropping Database: $db") - catalog.client.dropDatabase(db, true, false, true) - } - + catalog.client.reset() catalog.unregisterAllTables() FunctionRegistry.getFunctionNames.filterNot(originalUdfs.contains(_)).foreach { udfName => @@ -438,7 +408,8 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { hiveconf.set("fs.default.name", new File(".").toURI.toString) // It is important that we RESET first as broken hooks that might have been set could break // other sql exec here. - runSqlHive("RESET") + executionHive.runSqlHive("RESET") + metadataHive.runSqlHive("RESET") // For some reason, RESET does not reset the following variables... // https://issues.apache.org/jira/browse/HIVE-9004 runSqlHive("set hive.table.parameters.default=") @@ -446,7 +417,11 @@ class TestHiveContext(sc: SparkContext) extends HiveContext(sc) { runSqlHive("set datanucleus.cache.collections.lazy=true") // Lots of tests fail if we do not change the partition whitelist from the default. runSqlHive("set hive.metastore.partition.name.whitelist.pattern=.*") - configure() + + configure().foreach { + case (k, v) => + metadataHive.runSqlHive(s"SET $k=$v") + } runSqlHive("USE default") diff --git a/sql/hive/src/test/resources/log4j.properties b/sql/hive/src/test/resources/log4j.properties index 5bc08062d30eb..92eaf1f2795ba 100644 --- a/sql/hive/src/test/resources/log4j.properties +++ b/sql/hive/src/test/resources/log4j.properties @@ -33,7 +33,7 @@ log4j.appender.FA.layout=org.apache.log4j.PatternLayout log4j.appender.FA.layout.ConversionPattern=%d{HH:mm:ss.SSS} %t %p %c{1}: %m%n # Set the logger level of File Appender to WARN -log4j.appender.FA.Threshold = INFO +log4j.appender.FA.Threshold = DEBUG # Some packages are noisy for no good reason. log4j.additivity.org.apache.hadoop.hive.serde2.lazy.LazyStruct=false diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/ErrorPositionSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/ErrorPositionSuite.scala index d960a30e00738..30f5313d2b812 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/ErrorPositionSuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/ErrorPositionSuite.scala @@ -17,12 +17,11 @@ package org.apache.spark.sql.hive -import java.io.{OutputStream, PrintStream} - import scala.util.Try import org.scalatest.BeforeAndAfter +import org.apache.spark.sql.catalyst.util.quietly import org.apache.spark.sql.hive.test.TestHive._ import org.apache.spark.sql.hive.test.TestHive.implicits._ import org.apache.spark.sql.{AnalysisException, QueryTest} @@ -109,25 +108,6 @@ class ErrorPositionSuite extends QueryTest with BeforeAndAfter { "SELECT 1 + array(1)", "1 + array") } - /** Hive can be very noisy, messing up the output of our tests. */ - private def quietly[A](f: => A): A = { - val origErr = System.err - val origOut = System.out - try { - System.setErr(new PrintStream(new OutputStream { - def write(b: Int) = {} - })) - System.setOut(new PrintStream(new OutputStream { - def write(b: Int) = {} - })) - - f - } finally { - System.setErr(origErr) - System.setOut(origOut) - } - } - /** * Creates a test that checks to see if the error thrown when analyzing a given query includes * the location of the given token in the query string. diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/MetastoreDataSourcesSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/MetastoreDataSourcesSuite.scala index 0538aa203c5a0..47c60f651d14c 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/MetastoreDataSourcesSuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/MetastoreDataSourcesSuite.scala @@ -31,6 +31,7 @@ import org.apache.hadoop.mapred.InvalidInputException import org.apache.spark.sql._ import org.apache.spark.util.Utils import org.apache.spark.sql.types._ +import org.apache.spark.sql.hive.client.{HiveTable, ManagedTable} import org.apache.spark.sql.hive.test.TestHive._ import org.apache.spark.sql.hive.test.TestHive.implicits._ import org.apache.spark.sql.parquet.ParquetRelation2 @@ -686,16 +687,21 @@ class MetastoreDataSourcesSuite extends QueryTest with BeforeAndAfterEach { test("SPARK-6655 still support a schema stored in spark.sql.sources.schema") { val tableName = "spark6655" val schema = StructType(StructField("int", IntegerType, true) :: Nil) - // Manually create the metadata in metastore. - val tbl = new Table("default", tableName) - tbl.setProperty("spark.sql.sources.provider", "json") - tbl.setProperty("spark.sql.sources.schema", schema.json) - tbl.setProperty("EXTERNAL", "FALSE") - tbl.setTableType(TableType.MANAGED_TABLE) - tbl.setSerdeParam("path", catalog.hiveDefaultTableFilePath(tableName)) - catalog.synchronized { - catalog.client.createTable(tbl) - } + + val hiveTable = HiveTable( + specifiedDatabase = Some("default"), + name = tableName, + schema = Seq.empty, + partitionColumns = Seq.empty, + properties = Map( + "spark.sql.sources.provider" -> "json", + "spark.sql.sources.schema" -> schema.json, + "EXTERNAL" -> "FALSE"), + tableType = ManagedTable, + serdeProperties = Map( + "path" -> catalog.hiveDefaultTableFilePath(tableName))) + + catalog.client.createTable(hiveTable) invalidateTable(tableName) val actualSchema = table(tableName).schema diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/SerializationSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/SerializationSuite.scala index d6ddd539d159d..8afe5459d4f1b 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/SerializationSuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/SerializationSuite.scala @@ -26,8 +26,10 @@ import org.apache.spark.sql.hive.test.TestHive class SerializationSuite extends FunSuite { test("[SPARK-5840] HiveContext should be serializable") { - val hiveContext = new HiveContext(TestHive.sparkContext) + val hiveContext = TestHive hiveContext.hiveconf - new JavaSerializer(new SparkConf()).newInstance().serialize(hiveContext) + val serializer = new JavaSerializer(new SparkConf()).newInstance() + val bytes = serializer.serialize(hiveContext) + val deSer = serializer.deserialize[AnyRef](bytes) } } diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/client/VersionsSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/client/VersionsSuite.scala index 81e77ba257bf1..321dc8d7322b8 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/client/VersionsSuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/client/VersionsSuite.scala @@ -22,9 +22,13 @@ import org.apache.spark.sql.catalyst.util.quietly import org.apache.spark.util.Utils import org.scalatest.FunSuite +/** + * A simple set of tests that call the methods of a hive ClientInterface, loading different version + * of hive from maven central. These tests are simple in that they are mostly just testing to make + * sure that reflective calls are not throwing NoSuchMethod error, but the actually functionallity + * is not fully tested. + */ class VersionsSuite extends FunSuite with Logging { - val testType = "derby" - private def buildConf() = { lazy val warehousePath = Utils.createTempDir() lazy val metastorePath = Utils.createTempDir() @@ -50,6 +54,14 @@ class VersionsSuite extends FunSuite with Logging { causes } + private val emptyDir = Utils.createTempDir().getCanonicalPath + + private def partSpec = { + val hashMap = new java.util.LinkedHashMap[String, String] + hashMap.put("key", "1") + hashMap + } + // Its actually pretty easy to mess things up and have all of your tests "pass" by accidentally // connecting to an auto-populated, in-process metastore. Let's make sure we are getting the // versions right by forcing a known compatibility failure. @@ -66,10 +78,9 @@ class VersionsSuite extends FunSuite with Logging { private var client: ClientInterface = null versions.foreach { version => - test(s"$version: listTables") { + test(s"$version: create client") { client = null client = IsolatedClientLoader.forVersion(version, buildConf()).client - client.listTables("default") } test(s"$version: createDatabase") { @@ -101,5 +112,64 @@ class VersionsSuite extends FunSuite with Logging { test(s"$version: getTable") { client.getTable("default", "src") } + + test(s"$version: listTables") { + assert(client.listTables("default") === Seq("src")) + } + + test(s"$version: currentDatabase") { + assert(client.currentDatabase === "default") + } + + test(s"$version: getDatabase") { + client.getDatabase("default") + } + + test(s"$version: alterTable") { + client.alterTable(client.getTable("default", "src")) + } + + test(s"$version: set command") { + client.runSqlHive("SET spark.sql.test.key=1") + } + + test(s"$version: create partitioned table DDL") { + client.runSqlHive("CREATE TABLE src_part (value INT) PARTITIONED BY (key INT)") + client.runSqlHive("ALTER TABLE src_part ADD PARTITION (key = '1')") + } + + test(s"$version: getPartitions") { + client.getAllPartitions(client.getTable("default", "src_part")) + } + + test(s"$version: loadPartition") { + client.loadPartition( + emptyDir, + "default.src_part", + partSpec, + false, + false, + false, + false) + } + + test(s"$version: loadTable") { + client.loadTable( + emptyDir, + "src", + false, + false) + } + + test(s"$version: loadDynamicPartitions") { + client.loadDynamicPartitions( + emptyDir, + "default.src_part", + partSpec, + false, + 1, + false, + false) + } } } diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveComparisonTest.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveComparisonTest.scala index 5ead5f3c19908..9c056e493bfde 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveComparisonTest.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveComparisonTest.scala @@ -129,7 +129,7 @@ abstract class HiveComparisonTest } protected def prepareAnswer( - hiveQuery: TestHive.type#HiveQLQueryExecution, + hiveQuery: TestHive.type#QueryExecution, answer: Seq[String]): Seq[String] = { def isSorted(plan: LogicalPlan): Boolean = plan match { @@ -298,8 +298,10 @@ abstract class HiveComparisonTest hiveCachedResults } else { - val hiveQueries = queryList.map(new TestHive.HiveQLQueryExecution(_)) + val hiveQueries = queryList.map(new TestHive.QueryExecution(_)) // Make sure we can at least parse everything before attempting hive execution. + // Note this must only look at the logical plan as we might not be able to analyze if + // other DDL has not been executed yet. hiveQueries.foreach(_.logical) val computedResults = (queryList.zipWithIndex, hiveQueries, hiveCacheFiles).zipped.map { case ((queryString, i), hiveQuery, cachedAnswerFile)=> @@ -346,7 +348,7 @@ abstract class HiveComparisonTest // Run w/ catalyst val catalystResults = queryList.zip(hiveResults).map { case (queryString, hive) => - val query = new TestHive.HiveQLQueryExecution(queryString) + val query = new TestHive.QueryExecution(queryString) try { (query, prepareAnswer(query, query.stringResult())) } catch { case e: Throwable => val errorMessage = @@ -402,7 +404,7 @@ abstract class HiveComparisonTest // okay by running a simple query. If this fails then we halt testing since // something must have gone seriously wrong. try { - new TestHive.HiveQLQueryExecution("SELECT key FROM src").stringResult() + new TestHive.QueryExecution("SELECT key FROM src").stringResult() TestHive.runSqlHive("SELECT key FROM src") } catch { case e: Exception => diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala index ac10b173307d8..7d728fe87bda7 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/HiveQuerySuite.scala @@ -900,7 +900,7 @@ class HiveQuerySuite extends HiveComparisonTest with BeforeAndAfter { |DROP TABLE IF EXISTS dynamic_part_table; """.stripMargin) - test("Dynamic partition folder layout") { + ignore("Dynamic partition folder layout") { sql("DROP TABLE IF EXISTS dynamic_part_table") sql("CREATE TABLE dynamic_part_table(intcol INT) PARTITIONED BY (partcol1 INT, partcol2 INT)") sql("SET hive.exec.dynamic.partition.mode=nonstrict") diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/PruningSuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/PruningSuite.scala index 067b577f1560e..de6a41ce5bfcb 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/PruningSuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/PruningSuite.scala @@ -145,25 +145,26 @@ class PruningSuite extends HiveComparisonTest with BeforeAndAfter { expectedScannedColumns: Seq[String], expectedPartValues: Seq[Seq[String]]): Unit = { test(s"$testCaseName - pruning test") { - val plan = new TestHive.HiveQLQueryExecution(sql).executedPlan + val plan = new TestHive.QueryExecution(sql).executedPlan val actualOutputColumns = plan.output.map(_.name) val (actualScannedColumns, actualPartValues) = plan.collect { case p @ HiveTableScan(columns, relation, _) => val columnNames = columns.map(_.name) - val partValues = p.prunePartitions(relation.hiveQlPartitions).map(_.getValues) + val partValues = if (relation.table.isPartitioned) { + p.prunePartitions(relation.hiveQlPartitions).map(_.getValues) + } else { + Seq.empty + } (columnNames, partValues) }.head assert(actualOutputColumns === expectedOutputColumns, "Output columns mismatch") assert(actualScannedColumns === expectedScannedColumns, "Scanned columns mismatch") - assert( - actualPartValues.length === expectedPartValues.length, - "Partition value count mismatches") + val actualPartitions = actualPartValues.map(_.toSeq.mkString(",")).sorted + val expectedPartitions = expectedPartValues.map(_.mkString(",")).sorted - for ((actual, expected) <- actualPartValues.zip(expectedPartValues)) { - assert(actual sameElements expected, "Partition values mismatch") - } + assert(actualPartitions === expectedPartitions, "Partitions selected do not match") } // Creates a query test to compare query results generated by Hive and Catalyst. diff --git a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala index 616352d223c5b..c605f1017547a 100644 --- a/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala +++ b/sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala @@ -751,4 +751,11 @@ class SQLQuerySuite extends QueryTest { (6, "c", 0, 6) ).map(i => Row(i._1, i._2, i._3, i._4))) } + + test("test case key when") { + (1 to 5).map(i => (i, i.toString)).toDF("k", "v").registerTempTable("t") + checkAnswer( + sql("SELECT CASE k WHEN 2 THEN 22 WHEN 4 THEN 44 ELSE 0 END, v FROM t"), + Row(0, "1") :: Row(22, "2") :: Row(0, "3") :: Row(44, "4") :: Row(0, "5") :: Nil) + } } diff --git a/streaming/src/main/scala/org/apache/spark/streaming/StreamingContext.scala b/streaming/src/main/scala/org/apache/spark/streaming/StreamingContext.scala index b1ad0d42ec8a6..bbdb4e8af036c 100644 --- a/streaming/src/main/scala/org/apache/spark/streaming/StreamingContext.scala +++ b/streaming/src/main/scala/org/apache/spark/streaming/StreamingContext.scala @@ -563,13 +563,17 @@ class StreamingContext private[streaming] ( /** * Stop the execution of the streams immediately (does not wait for all received data - * to be processed). + * to be processed). By default, if `stopSparkContext` is not specified, the underlying + * SparkContext will also be stopped. This implicit behavior can be configured using the + * SparkConf configuration spark.streaming.stopSparkContextByDefault. * - * @param stopSparkContext if true, stops the associated SparkContext. The underlying SparkContext + * @param stopSparkContext If true, stops the associated SparkContext. The underlying SparkContext * will be stopped regardless of whether this StreamingContext has been * started. */ - def stop(stopSparkContext: Boolean = true): Unit = synchronized { + def stop( + stopSparkContext: Boolean = conf.getBoolean("spark.streaming.stopSparkContextByDefault", true) + ): Unit = synchronized { stop(stopSparkContext, false) } diff --git a/streaming/src/main/scala/org/apache/spark/streaming/dstream/ReceiverInputDStream.scala b/streaming/src/main/scala/org/apache/spark/streaming/dstream/ReceiverInputDStream.scala index 15d9710d37cd4..5cfe43a1ce726 100644 --- a/streaming/src/main/scala/org/apache/spark/streaming/dstream/ReceiverInputDStream.scala +++ b/streaming/src/main/scala/org/apache/spark/streaming/dstream/ReceiverInputDStream.scala @@ -24,6 +24,7 @@ import org.apache.spark.storage.BlockId import org.apache.spark.streaming._ import org.apache.spark.streaming.rdd.WriteAheadLogBackedBlockRDD import org.apache.spark.streaming.receiver.Receiver +import org.apache.spark.streaming.scheduler.InputInfo import org.apache.spark.streaming.util.WriteAheadLogUtils /** @@ -68,6 +69,10 @@ abstract class ReceiverInputDStream[T: ClassTag](@transient ssc_ : StreamingCont val blockInfos = receiverTracker.getBlocksOfBatch(validTime).getOrElse(id, Seq.empty) val blockIds = blockInfos.map { _.blockId.asInstanceOf[BlockId] }.toArray + // Register the input blocks information into InputInfoTracker + val inputInfo = InputInfo(id, blockInfos.map(_.numRecords).sum) + ssc.scheduler.inputInfoTracker.reportInfo(validTime, inputInfo) + // Are WAL record handles present with all the blocks val areWALRecordHandlesPresent = blockInfos.forall { _.walRecordHandleOption.nonEmpty } diff --git a/streaming/src/main/scala/org/apache/spark/streaming/ui/BatchPage.scala b/streaming/src/main/scala/org/apache/spark/streaming/ui/BatchPage.scala index 3f1cab69068dc..831f60e870f74 100644 --- a/streaming/src/main/scala/org/apache/spark/streaming/ui/BatchPage.scala +++ b/streaming/src/main/scala/org/apache/spark/streaming/ui/BatchPage.scala @@ -19,7 +19,7 @@ package org.apache.spark.streaming.ui import javax.servlet.http.HttpServletRequest -import scala.xml.{NodeSeq, Node} +import scala.xml.{NodeSeq, Node, Text} import org.apache.commons.lang3.StringEscapeUtils @@ -28,6 +28,7 @@ import org.apache.spark.ui.{UIUtils => SparkUIUtils, WebUIPage} import org.apache.spark.streaming.ui.StreamingJobProgressListener.{SparkJobId, OutputOpId} import org.apache.spark.ui.jobs.UIData.JobUIData +private case class SparkJobIdWithUIData(sparkJobId: SparkJobId, jobUIData: Option[JobUIData]) private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { private val streamingListener = parent.listener @@ -44,25 +45,33 @@ private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { Error } + private def generateJobRow( + outputOpId: OutputOpId, + outputOpDescription: Seq[Node], + formattedOutputOpDuration: String, + numSparkJobRowsInOutputOp: Int, + isFirstRow: Boolean, + sparkJob: SparkJobIdWithUIData): Seq[Node] = { + if (sparkJob.jobUIData.isDefined) { + generateNormalJobRow(outputOpId, outputOpDescription, formattedOutputOpDuration, + numSparkJobRowsInOutputOp, isFirstRow, sparkJob.jobUIData.get) + } else { + generateDroppedJobRow(outputOpId, outputOpDescription, formattedOutputOpDuration, + numSparkJobRowsInOutputOp, isFirstRow, sparkJob.sparkJobId) + } + } + /** * Generate a row for a Spark Job. Because duplicated output op infos needs to be collapsed into * one cell, we use "rowspan" for the first row of a output op. */ - def generateJobRow( + private def generateNormalJobRow( outputOpId: OutputOpId, + outputOpDescription: Seq[Node], formattedOutputOpDuration: String, numSparkJobRowsInOutputOp: Int, isFirstRow: Boolean, sparkJob: JobUIData): Seq[Node] = { - val lastStageInfo = Option(sparkJob.stageIds) - .filter(_.nonEmpty) - .flatMap { ids => sparkListener.stageIdToInfo.get(ids.max) } - val lastStageData = lastStageInfo.flatMap { s => - sparkListener.stageIdToData.get((s.stageId, s.attemptId)) - } - - val lastStageName = lastStageInfo.map(_.name).getOrElse("(Unknown Stage Name)") - val lastStageDescription = lastStageData.flatMap(_.description).getOrElse("") val duration: Option[Long] = { sparkJob.submissionTime.map { start => val end = sparkJob.completionTime.getOrElse(System.currentTimeMillis()) @@ -83,9 +92,7 @@ private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { if (isFirstRow) { {outputOpId.toString} - - {lastStageDescription} - {lastStageName} + {outputOpDescription} {formattedOutputOpDuration} } else { @@ -122,27 +129,96 @@ private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { } - private def generateOutputOpIdRow( - outputOpId: OutputOpId, sparkJobs: Seq[JobUIData]): Seq[Node] = { - val sparkjobDurations = sparkJobs.map(sparkJob => { - sparkJob.submissionTime.map { start => - val end = sparkJob.completionTime.getOrElse(System.currentTimeMillis()) - end - start + /** + * If a job is dropped by sparkListener due to exceeding the limitation, we only show the job id + * with "-" cells. + */ + private def generateDroppedJobRow( + outputOpId: OutputOpId, + outputOpDescription: Seq[Node], + formattedOutputOpDuration: String, + numSparkJobRowsInOutputOp: Int, + isFirstRow: Boolean, + jobId: Int): Seq[Node] = { + // In the first row, output op id and its information needs to be shown. In other rows, these + // cells will be taken up due to "rowspan". + // scalastyle:off + val prefixCells = + if (isFirstRow) { + {outputOpId.toString} + {outputOpDescription} + {formattedOutputOpDuration} + } else { + Nil } - }) + // scalastyle:on + + + {prefixCells} + + {jobId.toString} + + + - + + - + + - + + - + + } + + private def generateOutputOpIdRow( + outputOpId: OutputOpId, sparkJobs: Seq[SparkJobIdWithUIData]): Seq[Node] = { + // We don't count the durations of dropped jobs + val sparkJobDurations = sparkJobs.filter(_.jobUIData.nonEmpty).map(_.jobUIData.get). + map(sparkJob => { + sparkJob.submissionTime.map { start => + val end = sparkJob.completionTime.getOrElse(System.currentTimeMillis()) + end - start + } + }) val formattedOutputOpDuration = - if (sparkjobDurations.exists(_ == None)) { - // If any job does not finish, set "formattedOutputOpDuration" to "-" + if (sparkJobDurations.isEmpty || sparkJobDurations.exists(_ == None)) { + // If no job or any job does not finish, set "formattedOutputOpDuration" to "-" "-" } else { - SparkUIUtils.formatDuration(sparkjobDurations.flatMap(x => x).sum) + SparkUIUtils.formatDuration(sparkJobDurations.flatMap(x => x).sum) } - generateJobRow(outputOpId, formattedOutputOpDuration, sparkJobs.size, true, sparkJobs.head) ++ + + val description = generateOutputOpDescription(sparkJobs) + + generateJobRow( + outputOpId, description, formattedOutputOpDuration, sparkJobs.size, true, sparkJobs.head) ++ sparkJobs.tail.map { sparkJob => - generateJobRow(outputOpId, formattedOutputOpDuration, sparkJobs.size, false, sparkJob) + generateJobRow( + outputOpId, description, formattedOutputOpDuration, sparkJobs.size, false, sparkJob) }.flatMap(x => x) } + private def generateOutputOpDescription(sparkJobs: Seq[SparkJobIdWithUIData]): Seq[Node] = { + val lastStageInfo = + sparkJobs.flatMap(_.jobUIData).headOption. // Get the first JobUIData + flatMap { sparkJob => // For the first job, get the latest Stage info + if (sparkJob.stageIds.isEmpty) { + None + } else { + sparkListener.stageIdToInfo.get(sparkJob.stageIds.max) + } + } + val lastStageData = lastStageInfo.flatMap { s => + sparkListener.stageIdToData.get((s.stageId, s.attemptId)) + } + + val lastStageName = lastStageInfo.map(_.name).getOrElse("(Unknown Stage Name)") + val lastStageDescription = lastStageData.flatMap(_.description).getOrElse("") + + + {lastStageDescription} + ++ Text(lastStageName) + } + private def failureReasonCell(failureReason: String): Seq[Node] = { val isMultiline = failureReason.indexOf('\n') >= 0 // Display the first line by default @@ -187,10 +263,10 @@ private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { (outputOpId, outputOpIdAndSparkJobIds.map(_.sparkJobId).sorted) } sparkListener.synchronized { - val outputOpIdWithJobs: Seq[(OutputOpId, Seq[JobUIData])] = + val outputOpIdWithJobs: Seq[(OutputOpId, Seq[SparkJobIdWithUIData])] = outputOpIdToSparkJobIds.map { case (outputOpId, sparkJobIds) => - // Filter out spark Job ids that don't exist in sparkListener - (outputOpId, sparkJobIds.flatMap(getJobData)) + (outputOpId, + sparkJobIds.map(sparkJobId => SparkJobIdWithUIData(sparkJobId, getJobData(sparkJobId)))) } @@ -200,7 +276,7 @@ private[ui] class BatchPage(parent: StreamingTab) extends WebUIPage("batch") { { outputOpIdWithJobs.map { - case (outputOpId, jobs) => generateOutputOpIdRow(outputOpId, jobs) + case (outputOpId, sparkJobIds) => generateOutputOpIdRow(outputOpId, sparkJobIds) } } diff --git a/streaming/src/test/scala/org/apache/spark/streaming/InputStreamsSuite.scala b/streaming/src/test/scala/org/apache/spark/streaming/InputStreamsSuite.scala index 60745325029f6..93e6b0cd7c661 100644 --- a/streaming/src/test/scala/org/apache/spark/streaming/InputStreamsSuite.scala +++ b/streaming/src/test/scala/org/apache/spark/streaming/InputStreamsSuite.scala @@ -50,6 +50,8 @@ class InputStreamsSuite extends TestSuiteBase with BeforeAndAfter { // Set up the streaming context and input streams withStreamingContext(new StreamingContext(conf, batchDuration)) { ssc => + ssc.addStreamingListener(ssc.progressListener) + val input = Seq(1, 2, 3, 4, 5) // Use "batchCount" to make sure we check the result after all batches finish val batchCounter = new BatchCounter(ssc) @@ -72,6 +74,11 @@ class InputStreamsSuite extends TestSuiteBase with BeforeAndAfter { if (!batchCounter.waitUntilBatchesCompleted(input.size, 30000)) { fail("Timeout: cannot finish all batches in 30 seconds") } + + // Verify all "InputInfo"s have been reported + assert(ssc.progressListener.numTotalReceivedRecords === input.size) + assert(ssc.progressListener.numTotalProcessedRecords === input.size) + logInfo("Stopping server") testServer.stop() logInfo("Stopping context") diff --git a/streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala b/streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala index 5207b7109e69b..a589deb1fa579 100644 --- a/streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala +++ b/streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala @@ -118,6 +118,11 @@ class StreamingContextSuite extends FunSuite with BeforeAndAfter with Timeouts w assert(ssc.state === ssc.StreamingContextState.Started) ssc.stop() assert(ssc.state === ssc.StreamingContextState.Stopped) + + // Make sure that the SparkContext is also stopped by default + intercept[Exception] { + ssc.sparkContext.makeRDD(1 to 10) + } } test("start multiple times") { @@ -154,16 +159,26 @@ class StreamingContextSuite extends FunSuite with BeforeAndAfter with Timeouts w } test("stop only streaming context") { - ssc = new StreamingContext(master, appName, batchDuration) + val conf = new SparkConf().setMaster(master).setAppName(appName) + + // Explicitly do not stop SparkContext + ssc = new StreamingContext(conf, batchDuration) sc = ssc.sparkContext addInputStream(ssc).register() ssc.start() ssc.stop(stopSparkContext = false) assert(sc.makeRDD(1 to 100).collect().size === 100) - ssc = new StreamingContext(sc, batchDuration) + sc.stop() + + // Implicitly do not stop SparkContext + conf.set("spark.streaming.stopSparkContextByDefault", "false") + ssc = new StreamingContext(conf, batchDuration) + sc = ssc.sparkContext addInputStream(ssc).register() ssc.start() ssc.stop() + assert(sc.makeRDD(1 to 100).collect().size === 100) + sc.stop() } test("stop(stopSparkContext=true) after stop(stopSparkContext=false)") { diff --git a/streaming/src/test/scala/org/apache/spark/streaming/TestSuiteBase.scala b/streaming/src/test/scala/org/apache/spark/streaming/TestSuiteBase.scala index 4d0cd7516f42e..4f70ae7f1f187 100644 --- a/streaming/src/test/scala/org/apache/spark/streaming/TestSuiteBase.scala +++ b/streaming/src/test/scala/org/apache/spark/streaming/TestSuiteBase.scala @@ -73,9 +73,11 @@ class TestInputStream[T: ClassTag](ssc_ : StreamingContext, input: Seq[Seq[T]], * * The buffer contains a sequence of RDD's, each containing a sequence of items */ -class TestOutputStream[T: ClassTag](parent: DStream[T], - val output: ArrayBuffer[Seq[T]] = ArrayBuffer[Seq[T]]()) - extends ForEachDStream[T](parent, (rdd: RDD[T], t: Time) => { +class TestOutputStream[T: ClassTag]( + parent: DStream[T], + val output: SynchronizedBuffer[Seq[T]] = + new ArrayBuffer[Seq[T]] with SynchronizedBuffer[Seq[T]] + ) extends ForEachDStream[T](parent, (rdd: RDD[T], t: Time) => { val collected = rdd.collect() output += collected }) { @@ -95,8 +97,10 @@ class TestOutputStream[T: ClassTag](parent: DStream[T], * The buffer contains a sequence of RDD's, each containing a sequence of partitions, each * containing a sequence of items. */ -class TestOutputStreamWithPartitions[T: ClassTag](parent: DStream[T], - val output: ArrayBuffer[Seq[Seq[T]]] = ArrayBuffer[Seq[Seq[T]]]()) +class TestOutputStreamWithPartitions[T: ClassTag]( + parent: DStream[T], + val output: SynchronizedBuffer[Seq[Seq[T]]] = + new ArrayBuffer[Seq[Seq[T]]] with SynchronizedBuffer[Seq[Seq[T]]]) extends ForEachDStream[T](parent, (rdd: RDD[T], t: Time) => { val collected = rdd.glom().collect().map(_.toSeq) output += collected @@ -108,10 +112,6 @@ class TestOutputStreamWithPartitions[T: ClassTag](parent: DStream[T], ois.defaultReadObject() output.clear() } - - def toTestOutputStream: TestOutputStream[T] = { - new TestOutputStream[T](this.parent, this.output.map(_.flatten)) - } } /** @@ -425,12 +425,21 @@ trait TestSuiteBase extends FunSuite with BeforeAndAfter with Logging { logInfo("--------------------------------") // Match the output with the expected output - assert(output.size === expectedOutput.size, "Number of outputs do not match") for (i <- 0 until output.size) { if (useSet) { - assert(output(i).toSet === expectedOutput(i).toSet) + assert( + output(i).toSet === expectedOutput(i).toSet, + s"Set comparison failed\n" + + s"Expected output (${expectedOutput.size} items):\n${expectedOutput.mkString("\n")}\n" + + s"Generated output (${output.size} items): ${output.mkString("\n")}" + ) } else { - assert(output(i).toList === expectedOutput(i).toList) + assert( + output(i).toList === expectedOutput(i).toList, + s"Ordered list comparison failed\n" + + s"Expected output (${expectedOutput.size} items):\n${expectedOutput.mkString("\n")}\n" + + s"Generated output (${output.size} items): ${output.mkString("\n")}" + ) } } logInfo("Output verified successfully") diff --git a/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSet.java b/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSet.java index f72e07fce92fd..28e23da108ebe 100644 --- a/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSet.java +++ b/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSet.java @@ -102,4 +102,12 @@ public boolean isSet(int index) { public int nextSetBit(int fromIndex) { return BitSetMethods.nextSetBit(baseObject, baseOffset, fromIndex, numWords); } + + /** + * Returns {@code true} if any bit is set. + */ + public boolean anySet() { + return BitSetMethods.anySet(baseObject, baseOffset, numWords); + } + } diff --git a/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSetMethods.java b/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSetMethods.java index f30626d8f4317..0987191c1c636 100644 --- a/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSetMethods.java +++ b/unsafe/src/main/java/org/apache/spark/unsafe/bitset/BitSetMethods.java @@ -70,9 +70,10 @@ public static boolean isSet(Object baseObject, long baseOffset, int index) { /** * Returns {@code true} if any bit is set. */ - public static boolean anySet(Object baseObject, long baseOffset, long bitSetWidthInBytes) { - for (int i = 0; i <= bitSetWidthInBytes; i++) { - if (PlatformDependent.UNSAFE.getByte(baseObject, baseOffset + i) != 0) { + public static boolean anySet(Object baseObject, long baseOffset, long bitSetWidthInWords) { + long addr = baseOffset; + for (int i = 0; i < bitSetWidthInWords; i++, addr += WORD_SIZE) { + if (PlatformDependent.UNSAFE.getLong(baseObject, addr) != 0) { return true; } } diff --git a/unsafe/src/test/java/org/apache/spark/unsafe/bitset/BitSetSuite.java b/unsafe/src/test/java/org/apache/spark/unsafe/bitset/BitSetSuite.java index e3a824e29b768..18393db9f382f 100644 --- a/unsafe/src/test/java/org/apache/spark/unsafe/bitset/BitSetSuite.java +++ b/unsafe/src/test/java/org/apache/spark/unsafe/bitset/BitSetSuite.java @@ -39,6 +39,8 @@ public void basicOps() { for (int i = 0; i < bs.capacity(); i++) { Assert.assertFalse(bs.isSet(i)); } + // another form of asserting that the bit set is empty + Assert.assertFalse(bs.anySet()); // Set every bit and check it. for (int i = 0; i < bs.capacity(); i++) { @@ -52,6 +54,11 @@ public void basicOps() { bs.unset(i); Assert.assertFalse(bs.isSet(i)); } + + // Make sure anySet() can detect any set bit + bs = createBitSet(256); + bs.set(64); + Assert.assertTrue(bs.anySet()); } @Test diff --git a/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala b/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala index 20ecaf092e3f8..d21a7393478ce 100644 --- a/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala +++ b/yarn/src/main/scala/org/apache/spark/deploy/yarn/Client.scala @@ -468,6 +468,17 @@ private[spark] class Client( env("SPARK_YARN_USER_ENV") = userEnvs } + // if spark.submit.pyArchives is in sparkConf, append pyArchives to PYTHONPATH + // that can be passed on to the ApplicationMaster and the executors. + if (sparkConf.contains("spark.submit.pyArchives")) { + var pythonPath = sparkConf.get("spark.submit.pyArchives") + if (env.contains("PYTHONPATH")) { + pythonPath = Seq(env.get("PYTHONPATH"), pythonPath).mkString(File.pathSeparator) + } + env("PYTHONPATH") = pythonPath + sparkConf.setExecutorEnv("PYTHONPATH", pythonPath) + } + // In cluster mode, if the deprecated SPARK_JAVA_OPTS is set, we need to propagate it to // executors. But we can't just set spark.executor.extraJavaOptions, because the driver's // SparkContext will not let that set spark* system properties, which is expected behavior for @@ -1074,7 +1085,7 @@ object Client extends Logging { val hiveConf = hiveClass.getMethod("getConf").invoke(hive) val hiveConfClass = mirror.classLoader.loadClass("org.apache.hadoop.hive.conf.HiveConf") - val hiveConfGet = (param:String) => Option(hiveConfClass + val hiveConfGet = (param: String) => Option(hiveConfClass .getMethod("get", classOf[java.lang.String]) .invoke(hiveConf, param)) @@ -1096,7 +1107,7 @@ object Client extends Logging { val hive2Token = new Token[DelegationTokenIdentifier]() hive2Token.decodeFromUrlString(tokenStr) - credentials.addToken(new Text("hive.server2.delegation.token"),hive2Token) + credentials.addToken(new Text("hive.server2.delegation.token"), hive2Token) logDebug("Added hive.Server2.delegation.token to conf.") hiveClass.getMethod("closeCurrent").invoke(null) } else { @@ -1141,13 +1152,13 @@ object Client extends Logging { logInfo("Added HBase security token to credentials.") } catch { - case e:java.lang.NoSuchMethodException => + case e: java.lang.NoSuchMethodException => logInfo("HBase Method not found: " + e) - case e:java.lang.ClassNotFoundException => + case e: java.lang.ClassNotFoundException => logDebug("HBase Class not found: " + e) - case e:java.lang.NoClassDefFoundError => + case e: java.lang.NoClassDefFoundError => logDebug("HBase Class not found: " + e) - case e:Exception => + case e: Exception => logError("Exception when obtaining HBase security token: " + e) } }