Package org.apache.flink.runtime.shuffle

Class EmptyShuffleMasterSnapshot

java.lang.Object

org.apache.flink.runtime.shuffle.EmptyShuffleMasterSnapshot

All Implemented Interfaces:

Serializable, ShuffleMasterSnapshot

public class EmptyShuffleMasterSnapshot
extends Object
implements ShuffleMasterSnapshot

A singleton implementation of ShuffleMasterSnapshot that represents an empty snapshot of shuffle master.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
EmptyShuffleMasterSnapshot()

Method Summary

Modifier and Type	Method	Description
static EmptyShuffleMasterSnapshot	getInstance()
boolean	isIncremental()	Returns whether the snapshot is incremental.

Methods inherited from class java.lang.Object

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

Constructor Details

EmptyShuffleMasterSnapshot

public EmptyShuffleMasterSnapshot()

Method Details

isIncremental

public boolean isIncremental()

Description copied from interface: ShuffleMasterSnapshot

Returns whether the snapshot is incremental.

Specified by:

isIncremental in interface ShuffleMasterSnapshot

getInstance

public static EmptyShuffleMasterSnapshot getInstance()