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-rw-r--r--core/src/hadoop2-yarn/scala/org/apache/hadoop/mapred/HadoopMapRedUtil.scala13
1 files changed, 13 insertions, 0 deletions
diff --git a/core/src/hadoop2-yarn/scala/org/apache/hadoop/mapred/HadoopMapRedUtil.scala b/core/src/hadoop2-yarn/scala/org/apache/hadoop/mapred/HadoopMapRedUtil.scala
new file mode 100644
index 0000000000..875c0a220b
--- /dev/null
+++ b/core/src/hadoop2-yarn/scala/org/apache/hadoop/mapred/HadoopMapRedUtil.scala
@@ -0,0 +1,13 @@
+
+package org.apache.hadoop.mapred
+
+import org.apache.hadoop.mapreduce.TaskType
+
+trait HadoopMapRedUtil {
+ def newJobContext(conf: JobConf, jobId: JobID): JobContext = new JobContextImpl(conf, jobId)
+
+ def newTaskAttemptContext(conf: JobConf, attemptId: TaskAttemptID): TaskAttemptContext = new TaskAttemptContextImpl(conf, attemptId)
+
+ def newTaskAttemptID(jtIdentifier: String, jobId: Int, isMap: Boolean, taskId: Int, attemptId: Int) =
+ new TaskAttemptID(jtIdentifier, jobId, if (isMap) TaskType.MAP else TaskType.REDUCE, taskId, attemptId)
+}