org.apache.hadoop.mapred

Class ShuffleConsumerPlugin.Context<K,V>

java.lang.Object

org.apache.hadoop.mapred.ShuffleConsumerPlugin.Context<K,V>

Enclosing interface:

ShuffleConsumerPlugin<K,V>

@InterfaceAudience.LimitedPrivate(value="mapreduce")
@InterfaceStability.Unstable
public static class ShuffleConsumerPlugin.Context<K,V>
extends Object

Constructor Summary

Constructors

Constructor and Description

ShuffleConsumerPlugin.Context(TaskAttemptID reduceId, JobConf jobConf, org.apache.hadoop.fs.FileSystem localFS, TaskUmbilicalProtocol umbilical, org.apache.hadoop.fs.LocalDirAllocator localDirAllocator, Reporter reporter, org.apache.hadoop.io.compress.CompressionCodec codec, Class<? extends Reducer> combinerClass, Task.CombineOutputCollector<K,V> combineCollector, Counters.Counter spilledRecordsCounter, Counters.Counter reduceCombineInputCounter, Counters.Counter shuffledMapsCounter, Counters.Counter reduceShuffleBytes, Counters.Counter failedShuffleCounter, Counters.Counter mergedMapOutputsCounter, TaskStatus status, org.apache.hadoop.util.Progress copyPhase, org.apache.hadoop.util.Progress mergePhase, Task reduceTask, MapOutputFile mapOutputFile, Map<TaskAttemptID,MapOutputFile> localMapFiles)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.io.compress.CompressionCodec	getCodec()
Task.CombineOutputCollector<K,V>	getCombineCollector()
Class<? extends Reducer>	getCombinerClass()
org.apache.hadoop.util.Progress	getCopyPhase()
Counters.Counter	getFailedShuffleCounter()
JobConf	getJobConf()
org.apache.hadoop.fs.LocalDirAllocator	getLocalDirAllocator()
org.apache.hadoop.fs.FileSystem	getLocalFS()
Map<TaskAttemptID,MapOutputFile>	getLocalMapFiles()
MapOutputFile	getMapOutputFile()
Counters.Counter	getMergedMapOutputsCounter()
org.apache.hadoop.util.Progress	getMergePhase()
Counters.Counter	getReduceCombineInputCounter()
TaskAttemptID	getReduceId()
Counters.Counter	getReduceShuffleBytes()
Task	getReduceTask()
Reporter	getReporter()
Counters.Counter	getShuffledMapsCounter()
Counters.Counter	getSpilledRecordsCounter()
TaskStatus	getStatus()
TaskUmbilicalProtocol	getUmbilical()

Methods inherited from class java.lang.Object

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

Constructor Detail

ShuffleConsumerPlugin.Context

public ShuffleConsumerPlugin.Context(TaskAttemptID reduceId,
                             JobConf jobConf,
                             org.apache.hadoop.fs.FileSystem localFS,
                             TaskUmbilicalProtocol umbilical,
                             org.apache.hadoop.fs.LocalDirAllocator localDirAllocator,
                             Reporter reporter,
                             org.apache.hadoop.io.compress.CompressionCodec codec,
                             Class<? extends Reducer> combinerClass,
                             Task.CombineOutputCollector<K,V> combineCollector,
                             Counters.Counter spilledRecordsCounter,
                             Counters.Counter reduceCombineInputCounter,
                             Counters.Counter shuffledMapsCounter,
                             Counters.Counter reduceShuffleBytes,
                             Counters.Counter failedShuffleCounter,
                             Counters.Counter mergedMapOutputsCounter,
                             TaskStatus status,
                             org.apache.hadoop.util.Progress copyPhase,
                             org.apache.hadoop.util.Progress mergePhase,
                             Task reduceTask,
                             MapOutputFile mapOutputFile,
                             Map<TaskAttemptID,MapOutputFile> localMapFiles)

Method Detail

getReduceId

public TaskAttemptID getReduceId()

getJobConf

public JobConf getJobConf()

getLocalFS

public org.apache.hadoop.fs.FileSystem getLocalFS()

getUmbilical

public TaskUmbilicalProtocol getUmbilical()

getLocalDirAllocator

public org.apache.hadoop.fs.LocalDirAllocator getLocalDirAllocator()

getReporter

public Reporter getReporter()

getCodec

public org.apache.hadoop.io.compress.CompressionCodec getCodec()

getCombinerClass

public Class<? extends Reducer> getCombinerClass()

getCombineCollector

public Task.CombineOutputCollector<K,V> getCombineCollector()

getSpilledRecordsCounter

public Counters.Counter getSpilledRecordsCounter()

getReduceCombineInputCounter

public Counters.Counter getReduceCombineInputCounter()

getShuffledMapsCounter

public Counters.Counter getShuffledMapsCounter()

getReduceShuffleBytes

public Counters.Counter getReduceShuffleBytes()

getFailedShuffleCounter

public Counters.Counter getFailedShuffleCounter()

getMergedMapOutputsCounter

public Counters.Counter getMergedMapOutputsCounter()

getStatus

public TaskStatus getStatus()

getCopyPhase

public org.apache.hadoop.util.Progress getCopyPhase()

getMergePhase

public org.apache.hadoop.util.Progress getMergePhase()

getReduceTask

public Task getReduceTask()

getMapOutputFile

public MapOutputFile getMapOutputFile()

getLocalMapFiles

public Map<TaskAttemptID,MapOutputFile> getLocalMapFiles()