-
Notifications
You must be signed in to change notification settings - Fork 703
/
CarbonTaskCompletionListener.scala
76 lines (68 loc) · 2.8 KB
/
CarbonTaskCompletionListener.scala
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
/*
* 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.carbondata.execution.datasources.tasklisteners
import org.apache.hadoop.io.NullWritable
import org.apache.hadoop.mapreduce.{RecordWriter, TaskAttemptContext}
import org.apache.spark.TaskContext
import org.apache.spark.sql.catalyst.InternalRow
import org.apache.spark.sql.execution.datasources.RecordReaderIterator
import org.apache.spark.util.TaskCompletionListener
import org.apache.carbondata.common.logging.LogServiceFactory
import org.apache.carbondata.core.memory.UnsafeMemoryManager
import org.apache.carbondata.core.util.{DataTypeUtil, ThreadLocalTaskInfo}
import org.apache.carbondata.hadoop.internal.ObjectArrayWritable
/**
* Query completion listener
*/
trait CarbonQueryTaskCompletionListener extends TaskCompletionListener
/**
* Load completion listener
*/
trait CarbonLoadTaskCompletionListener extends TaskCompletionListener
case class CarbonQueryTaskCompletionListenerImpl(iter: RecordReaderIterator[InternalRow],
freeMemory: Boolean = false) extends CarbonQueryTaskCompletionListener {
override def onTaskCompletion(context: TaskContext): Unit = {
if (iter != null) {
try {
iter.close()
} catch {
case e: Exception =>
LogServiceFactory.getLogService(this.getClass.getCanonicalName).error(e)
}
}
if (freeMemory) {
UnsafeMemoryManager.INSTANCE
.freeMemoryAll(ThreadLocalTaskInfo.getCarbonTaskInfo.getTaskId)
ThreadLocalTaskInfo.clearCarbonTaskInfo()
}
DataTypeUtil.clearFormatter()
}
}
case class CarbonLoadTaskCompletionListenerImpl(recordWriter: RecordWriter[NullWritable,
ObjectArrayWritable],
taskAttemptContext: TaskAttemptContext) extends CarbonLoadTaskCompletionListener {
override def onTaskCompletion(context: TaskContext): Unit = {
try {
recordWriter.close(taskAttemptContext)
} finally {
UnsafeMemoryManager.INSTANCE
.freeMemoryAll(ThreadLocalTaskInfo.getCarbonTaskInfo.getTaskId)
ThreadLocalTaskInfo.clearCarbonTaskInfo()
DataTypeUtil.clearFormatter()
}
}
}