org.apache.flink.runtime.source.event

Class RequestSplitEvent

java.lang.Object

org.apache.flink.runtime.source.event.RequestSplitEvent

All Implemented Interfaces:

Serializable, OperatorEvent

public final class RequestSplitEvent
extends Object
implements OperatorEvent

An event to request splits, sent typically from the Source Reader to the Source Enumerator.

This event optionally carries the hostname of the location where the reader runs, to support locality-aware work assignment.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
RequestSplitEvent() Creates a new RequestSplitEvent with no host information.
RequestSplitEvent(String hostName) Creates a new RequestSplitEvent with a hostname.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
int	hashCode()
String	hostName()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.flink.runtime.operators.coordination.OperatorEvent

isLossTolerant

Constructor Detail

RequestSplitEvent

public RequestSplitEvent()

Creates a new RequestSplitEvent with no host information.

RequestSplitEvent

public RequestSplitEvent(@Nullable
                         String hostName)

Creates a new RequestSplitEvent with a hostname.

Method Detail

hostName

@Nullable
public String hostName()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object