Package org.apache.flink.runtime.resourcemanager

Class ResourceManagerId

java.lang.Object

org.apache.flink.util.AbstractID

org.apache.flink.runtime.resourcemanager.ResourceManagerId

All Implemented Interfaces:

Serializable, Comparable<org.apache.flink.util.AbstractID>

public class ResourceManagerId
extends org.apache.flink.util.AbstractID

Fencing token for the ResourceManager.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.util.AbstractID

lowerPart, SIZE, upperPart

Method Summary

Modifier and Type	Method	Description
static ResourceManagerId	fromUuid(UUID uuid)	Creates a ResourceManagerId that corresponds to the given UUID.
static ResourceManagerId	fromUuidOrNull(UUID uuid)	If the given uuid is null, this returns null, otherwise a ResourceManagerId that corresponds to the UUID, via ResourceManagerId(UUID).
static ResourceManagerId	generate()	Generates a new random ResourceManagerId.
UUID	toUUID()	Creates a UUID with the bits from this ResourceManagerId.

Methods inherited from class org.apache.flink.util.AbstractID

compareTo, equals, getBytes, getLowerPart, getUpperPart, hashCode, toHexString, toString

Methods inherited from class java.lang.Object

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

Method Detail

toUUID

public UUID toUUID()

Creates a UUID with the bits from this ResourceManagerId.

generate

public static ResourceManagerId generate()

Generates a new random ResourceManagerId.

fromUuid

public static ResourceManagerId fromUuid(UUID uuid)

Creates a ResourceManagerId that corresponds to the given UUID.

fromUuidOrNull

public static ResourceManagerId fromUuidOrNull(@Nullable
                                               UUID uuid)

If the given uuid is null, this returns null, otherwise a ResourceManagerId that corresponds to the UUID, via ResourceManagerId(UUID).