Package org.apache.flink.runtime.iterative.task

Class SyncEventHandler

java.lang.Object

org.apache.flink.runtime.iterative.task.SyncEventHandler

All Implemented Interfaces:

EventListener<TaskEvent>

public class SyncEventHandler
extends Object
implements EventListener<TaskEvent>

Listener for WorkerDoneEvent which also aggregates all aggregators from iteration tasks and signals the end of the superstep.

Constructor Summary

Constructors

Constructor	Description
SyncEventHandler(int numberOfEventsUntilEndOfSuperstep, Map<String,org.apache.flink.api.common.aggregators.Aggregator<?>> aggregators, ClassLoader userCodeClassLoader)

Method Summary

Modifier and Type	Method	Description
boolean	isEndOfSuperstep()
void	onEvent(TaskEvent event)
void	resetEndOfSuperstep()

Methods inherited from class java.lang.Object

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

Constructor Details

SyncEventHandler

public SyncEventHandler(int numberOfEventsUntilEndOfSuperstep,
 Map<String,org.apache.flink.api.common.aggregators.Aggregator<?>> aggregators,
 ClassLoader userCodeClassLoader)

Method Details

onEvent

public void onEvent(TaskEvent event)

Specified by:

onEvent in interface EventListener<TaskEvent>

isEndOfSuperstep

public boolean isEndOfSuperstep()

resetEndOfSuperstep

public void resetEndOfSuperstep()