org.apache.tez.runtime.task

Class TezTaskRunner

java.lang.Object

org.apache.tez.runtime.task.TezTaskRunner

All Implemented Interfaces:

org.apache.tez.runtime.api.impl.TezUmbilical, ErrorReporter

public class TezTaskRunner
extends Object
implements org.apache.tez.runtime.api.impl.TezUmbilical, ErrorReporter

Method Summary

Methods

Modifier and Type	Method and Description
void	addEvents(Collection<org.apache.tez.runtime.api.impl.TezEvent> events)
boolean	canCommit(org.apache.tez.dag.records.TezTaskAttemptID taskAttemptID)
void	reportError(Throwable t)
boolean	run()
void	shutdownRequested()
void	signalFatalError(org.apache.tez.dag.records.TezTaskAttemptID taskAttemptID, Throwable t, String message, org.apache.tez.runtime.api.impl.EventMetaData sourceInfo)

Methods inherited from class java.lang.Object

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

Method Detail

run

public boolean run()
            throws InterruptedException,
                   IOException,
                   org.apache.tez.dag.api.TezException

Returns:

false if a shutdown message was received during task execution

Throws:

org.apache.tez.dag.api.TezException

IOException

InterruptedException

addEvents

public void addEvents(Collection<org.apache.tez.runtime.api.impl.TezEvent> events)

Specified by:

addEvents in interface org.apache.tez.runtime.api.impl.TezUmbilical

signalFatalError

public void signalFatalError(org.apache.tez.dag.records.TezTaskAttemptID taskAttemptID,
                    Throwable t,
                    String message,
                    org.apache.tez.runtime.api.impl.EventMetaData sourceInfo)

Specified by:

signalFatalError in interface org.apache.tez.runtime.api.impl.TezUmbilical

canCommit

public boolean canCommit(org.apache.tez.dag.records.TezTaskAttemptID taskAttemptID)

Specified by:

canCommit in interface org.apache.tez.runtime.api.impl.TezUmbilical

reportError

public void reportError(Throwable t)

Specified by:

reportError in interface ErrorReporter

shutdownRequested

public void shutdownRequested()

Specified by:

shutdownRequested in interface ErrorReporter