org.apache.flink.runtime.managementgraph

Class ManagementAttachment

java.lang.Object

org.apache.flink.runtime.managementgraph.ManagementAttachment

Direct Known Subclasses:

ManagementEdge, ManagementGate, ManagementGraph, ManagementGroupEdge, ManagementGroupVertex, ManagementStage, ManagementVertex

public abstract class ManagementAttachment
extends Object

This class allows to attach an arbitrary Object to a part of a ManagementGraph. However, the attachment is not included in a possible serialization/deserialization of the graph or its components.

This class is not thread-safe.

Constructor Summary

Constructors

Constructor and Description
ManagementAttachment()

Method Summary

Methods

Modifier and Type	Method and Description
Object	getAttachment() Returns the attachment for this part of the ManagementGraph.
void	setAttachment(Object attachment) Sets an attachment for this part of the ManagementGraph.

Methods inherited from class java.lang.Object

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

Constructor Detail

ManagementAttachment

public ManagementAttachment()

Method Detail

setAttachment

public final void setAttachment(Object attachment)

Sets an attachment for this part of the ManagementGraph.

Parameters:

attachment - the attachment for this part of the ManagementGraph

getAttachment

public final Object getAttachment()

Returns the attachment for this part of the ManagementGraph.

Returns:

the attachment for this part of the ManagementGraph or null if no attachment is set