Package org.apache.flink.runtime.iterative.event

Class IterationEventWithAggregators

java.lang.Object

org.apache.flink.runtime.event.AbstractEvent

org.apache.flink.runtime.event.TaskEvent

org.apache.flink.runtime.iterative.event.IterationEventWithAggregators

All Implemented Interfaces:

org.apache.flink.core.io.IOReadableWritable

Direct Known Subclasses:

AllWorkersDoneEvent, WorkerDoneEvent

public abstract class IterationEventWithAggregators
extends TaskEvent

Base class for iteration TaskEvent transmitting operator aggregators.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String[]	NO_STRINGS
protected static final org.apache.flink.types.Value[]	NO_VALUES

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	IterationEventWithAggregators()
protected	IterationEventWithAggregators(String aggregatorName, org.apache.flink.types.Value aggregate)
protected	IterationEventWithAggregators(Map<String,org.apache.flink.api.common.aggregators.Aggregator<?>> aggregators)

Method Summary

Modifier and Type	Method	Description
org.apache.flink.types.Value[]	getAggregates(ClassLoader classResolver)
String[]	getAggregatorNames()
void	read(org.apache.flink.core.memory.DataInputView in)
void	write(org.apache.flink.core.memory.DataOutputView out)

Methods inherited from class java.lang.Object

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

Field Details

NO_STRINGS

protected static final String[] NO_STRINGS

NO_VALUES

protected static final org.apache.flink.types.Value[] NO_VALUES

Constructor Details

IterationEventWithAggregators

protected IterationEventWithAggregators()

IterationEventWithAggregators

protected IterationEventWithAggregators(String aggregatorName,
 org.apache.flink.types.Value aggregate)

IterationEventWithAggregators

protected IterationEventWithAggregators(Map<String,org.apache.flink.api.common.aggregators.Aggregator<?>> aggregators)

Method Details

getAggregatorNames

public String[] getAggregatorNames()

getAggregates

public org.apache.flink.types.Value[] getAggregates(ClassLoader classResolver)

write

public void write(org.apache.flink.core.memory.DataOutputView out)
           throws IOException

Throws:

IOException

read

public void read(org.apache.flink.core.memory.DataInputView in)
          throws IOException

Throws:

IOException