org.jboss.gravia.resource.spi

Class AttachableSupport

java.lang.Object

org.jboss.gravia.resource.spi.AttachableSupport

All Implemented Interfaces:

Attachable

public class AttachableSupport
extends Object
implements Attachable

An implementation of Attachable.

Since:

02-Jul-2010

Author:

thomas.diesler@jboss.com

Constructor Summary

Constructors

Constructor and Description
AttachableSupport()

Method Summary

Methods

Modifier and Type	Method and Description
<T> T	getAttachment(AttachmentKey<T> key) Get the attached object for a given key
<T> boolean	hasAttachment(AttachmentKey<T> key) True if there is an attached object for a given key
<T> T	putAttachment(AttachmentKey<T> key, T value) Attach an arbirtary object with this element.
<T> T	removeAttachment(AttachmentKey<T> key) Remove an attached object for a given key

Methods inherited from class java.lang.Object

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

Constructor Detail

AttachableSupport

public AttachableSupport()

Method Detail

putAttachment

public <T> T putAttachment(AttachmentKey<T> key,
                  T value)

Description copied from interface: Attachable

Attach an arbirtary object with this element.

Specified by:

putAttachment in interface Attachable

Returns:

The previously attachment object or null

getAttachment

public <T> T getAttachment(AttachmentKey<T> key)

Description copied from interface: Attachable

Get the attached object for a given key

Specified by:

getAttachment in interface Attachable

Returns:

The attached object or null

hasAttachment

public <T> boolean hasAttachment(AttachmentKey<T> key)

Description copied from interface: Attachable

True if there is an attached object for a given key

Specified by:

hasAttachment in interface Attachable

removeAttachment

public <T> T removeAttachment(AttachmentKey<T> key)

Description copied from interface: Attachable

Remove an attached object for a given key

Specified by:

removeAttachment in interface Attachable

Returns:

The attached object or null