Package com.yahoo.vespa.hadoop.mapreduce

Class VespaOutputCommitter

java.lang.Object

org.apache.hadoop.mapreduce.OutputCommitter

com.yahoo.vespa.hadoop.mapreduce.VespaOutputCommitter

public class VespaOutputCommitter
extends org.apache.hadoop.mapreduce.OutputCommitter

The output committer describes the commit task output for a Map-Reduce job. Not currently used, but is part of the Hadoop protocol since 2.7.

Author:

lesters

Constructor Summary

Constructors

Constructor	Description
VespaOutputCommitter()

Method Summary

Modifier and Type	Method	Description
void	abortTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
void	commitTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
boolean	needsTaskCommit(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
void	setupJob(org.apache.hadoop.mapreduce.JobContext jobContext)
void	setupTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)

Methods inherited from class org.apache.hadoop.mapreduce.OutputCommitter

abortJob, cleanupJob, commitJob, isCommitJobRepeatable, isRecoverySupported, isRecoverySupported, recoverTask

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VespaOutputCommitter

public VespaOutputCommitter()

Method Detail

setupJob

public void setupJob(org.apache.hadoop.mapreduce.JobContext jobContext)
              throws java.io.IOException

Specified by:

setupJob in class org.apache.hadoop.mapreduce.OutputCommitter

Throws:

java.io.IOException

setupTask

public void setupTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
               throws java.io.IOException

Specified by:

setupTask in class org.apache.hadoop.mapreduce.OutputCommitter

Throws:

java.io.IOException

needsTaskCommit

public boolean needsTaskCommit(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
                        throws java.io.IOException

Specified by:

needsTaskCommit in class org.apache.hadoop.mapreduce.OutputCommitter

Throws:

java.io.IOException

commitTask

public void commitTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
                throws java.io.IOException

Specified by:

commitTask in class org.apache.hadoop.mapreduce.OutputCommitter

Throws:

java.io.IOException

abortTask

public void abortTask(org.apache.hadoop.mapreduce.TaskAttemptContext taskAttemptContext)
               throws java.io.IOException

Specified by:

abortTask in class org.apache.hadoop.mapreduce.OutputCommitter

Throws:

java.io.IOException