KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > eclipse > emf > common > notify > NotificationChain


1 /**
2  * <copyright>
3  *
4  * Copyright (c) 2002-2004 IBM Corporation and others.
5  * All rights reserved. This program and the accompanying materials
6  * are made available under the terms of the Eclipse Public License v1.0
7  * which accompanies this distribution, and is available at
8  * http://www.eclipse.org/legal/epl-v10.html
9  *
10  * Contributors:
11  * IBM - Initial API and implementation
12  *
13  * </copyright>
14  *
15  * $Id: NotificationChain.java,v 1.3 2005/06/08 06:19:08 nickb Exp $
16  */
17 package org.eclipse.emf.common.notify;
18
19
20 /**
21  * An accumulator of notifications.
22  * As notifications are produced,
23  * they are {@link #add accumulated} in a chain,
24  * and possibly even merged,
25  * before finally being {@link #dispatch dispatched} to the notifier.
26  */
27 public interface NotificationChain
28 {
29   /**
30    * Adds a notification to the chain.
31    * @return whether the notification was added.
32    */
33   public boolean add(Notification notification);
34
35   /**
36    * Dispatches each notification to the appropriate notifier via
37    * {@link org.eclipse.emf.common.notify.Notifier#eNotify Notifier.eNotify}.
38    */
39   public void dispatch();
40 }
41
Popular Tags