aironman@MacBook-Pro-Retina-de-Alonso ~> spark-shell --packages org.diana-hep:spark-root_2.11:0.1.15
Ivy Default Cache set to: /Users/aironman/.ivy2/cache
The jars for the packages stored in: /Users/aironman/.ivy2/jars
:: loading settings :: url = jar:file:/usr/local/Cellar/apache-spark/2.4.1/libexec/jars/ivy-2.4.0.jar!/org/apache/ivy/core/settings/ivysettings.xml
org.diana-hep#spark-root_2.11 added as a dependency
:: resolving dependencies :: org.apache.spark#spark-submit-parent-dbc23b11-0a90-47f2-8619-67431f399658;1.0
  confs: [default]
  found org.diana-hep#spark-root_2.11;0.1.15 in central
  found org.diana-hep#root4j;0.1.6 in central
  found org.apache.bcel#bcel;5.2 in central
  found jakarta-regexp#jakarta-regexp;1.4 in spark-list
  found org.tukaani#xz;1.2 in local-m2-cache
  found org.apache.logging.log4j#log4j;2.8 in central
downloading https://repo1.maven.org/maven2/org/diana-hep/spark-root_2.11/0.1.15/spark-root_2.11-0.1.15.jar ...
  [SUCCESSFUL ] org.diana-hep#spark-root_2.11;0.1.15!spark-root_2.11.jar (105ms)
:: resolution report :: resolve 2169ms :: artifacts dl 112ms
  :: modules in use:
  jakarta-regexp#jakarta-regexp;1.4 from spark-list in [default]
  org.apache.bcel#bcel;5.2 from central in [default]
  org.apache.logging.log4j#log4j;2.8 from central in [default]
  org.diana-hep#root4j;0.1.6 from central in [default]
  org.diana-hep#spark-root_2.11;0.1.15 from central in [default]
  org.tukaani#xz;1.2 from local-m2-cache in [default]
  ---------------------------------------------------------------------
  |                  |            modules            ||   artifacts   |
  |       conf       | number| search|dwnlded|evicted|| number|dwnlded|
  ---------------------------------------------------------------------
  |      default     |   6   |   1   |   1   |   0   ||   5   |   1   |
  ---------------------------------------------------------------------
:: retrieving :: org.apache.spark#spark-submit-parent-dbc23b11-0a90-47f2-8619-67431f399658
  confs: [default]
  1 artifacts copied, 4 already retrieved (770kB/10ms)
19/05/07 13:53:31 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Using Spark's default log4j profile: org/apache/spark/log4j-defaults.properties
Setting default log level to "WARN".
To adjust logging level use sc.setLogLevel(newLevel). For SparkR, use setLogLevel(newLevel).
Spark context Web UI available at http://192.168.1.36:4040
Spark context available as 'sc' (master = local[*], app id = local-1557230018873).
Spark session available as 'spark'.
Welcome to
      ____              __
     / __/__  ___ _____/ /__
    _\ \/ _ \/ _ `/ __/  '_/
   /___/ .__/\_,_/_/ /_/\_\   version 2.4.1
      /_/
         
Using Scala version 2.11.12 (Java HotSpot(TM) 64-Bit Server VM, Java 1.8.0_172)
Type in expressions to have them evaluated.
Type :help for more information.


scala> import org.dianahep.sparkroot.experimental._
import org.dianahep.sparkroot.experimental._

scala> val dfGamma = spark.read.root("/Users/aironman/Downloads/complete_set_of_ATLAS_open_data_samples_July_2016/Data/DataEgamma.root")
java.lang.AbstractMethodError: org.dianahep.sparkroot.experimental.DefaultSource.supportDataType(Lorg/apache/spark/sql/types/DataType;Z)Z
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$$anonfun$verifySchema$1.apply(DataSourceUtils.scala:48)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$$anonfun$verifySchema$1.apply(DataSourceUtils.scala:47)
  at scala.collection.Iterator$class.foreach(Iterator.scala:891)
  at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
  at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
  at org.apache.spark.sql.types.StructType.foreach(StructType.scala:99)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$.verifySchema(DataSourceUtils.scala:47)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$.verifyReadSchema(DataSourceUtils.scala:39)
  at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:400)
  at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:223)
  at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:211)
  at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:178)
  at org.dianahep.sparkroot.experimental.package$RootDataFrameReader.root(package.scala:44)
  ... 51 elided

scala> val dfMuons = spark.read.root("/Users/aironman/Downloads/complete_set_of_ATLAS_open_data_samples_July_2016/Data")
java.lang.AbstractMethodError: org.dianahep.sparkroot.experimental.DefaultSource.supportDataType(Lorg/apache/spark/sql/types/DataType;Z)Z
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$$anonfun$verifySchema$1.apply(DataSourceUtils.scala:48)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$$anonfun$verifySchema$1.apply(DataSourceUtils.scala:47)
  at scala.collection.Iterator$class.foreach(Iterator.scala:891)
  at scala.collection.AbstractIterator.foreach(Iterator.scala:1334)
  at scala.collection.IterableLike$class.foreach(IterableLike.scala:72)
  at org.apache.spark.sql.types.StructType.foreach(StructType.scala:99)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$.verifySchema(DataSourceUtils.scala:47)
  at org.apache.spark.sql.execution.datasources.DataSourceUtils$.verifyReadSchema(DataSourceUtils.scala:39)
  at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:400)
  at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:223)
  at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:211)
  at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:178)
  at org.dianahep.sparkroot.experimental.package$RootDataFrameReader.root(package.scala:44)
  ... 51 elided