KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > blojsom > event > EventBroadcaster


1 /**
2  * Copyright (c) 2003-2006, David A. Czarnecki
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are met:
7  *
8  * Redistributions of source code must retain the above copyright notice, this list of conditions and the
9  * following disclaimer.
10  * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
11  * following disclaimer in the documentation and/or other materials provided with the distribution.
12  * Neither the name of "David A. Czarnecki" and "blojsom" nor the names of its contributors may be used to
13  * endorse or promote products derived from this software without specific prior written permission.
14  * Products derived from this software may not be called "blojsom", nor may "blojsom" appear in their name,
15  * without prior written permission of David A. Czarnecki.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
18  * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
19  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
20  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
21  * EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
27  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
29  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 package org.blojsom.event;
32
33 /**
34  * EventBroadcaster
35  *
36  * @author David Czarnecki
37  * @since blojsom 3.0
38  * @version $Id: EventBroadcaster.java,v 1.1 2006/03/20 21:31:13 czarneckid Exp $
39  */
40 public interface EventBroadcaster {
41
42     /**
43      * Add a event to this event broadcaster
44      *
45      * @param listener {@link Listener}
46      */
47     public void addListener(Listener listener);
48
49     /**
50      * Add a event to this event broadcaster. Events are filtered using the {@link Filter} instance
51      * passed to this method.
52      *
53      * @param listener {@link Listener}
54      * @param filter {@link Filter} used to filter events
55      */
56     public void addListener(Listener listener, Filter filter);
57
58     /**
59      * Remove a event from this event broadcaster
60      *
61      * @param listener {@link Listener}
62      */
63     public void removeListener(Listener listener);
64
65     /**
66      * Broadcast an event to all listeners
67      *
68      * @param event {@link org.blojsom.event.Event} to be broadcast to all listeners
69      */
70     public void broadcastEvent(Event event);
71
72     /**
73      * Process an event with all listeners
74      *
75      * @param event {@link Event} to be processed by all listeners
76      */
77     public void processEvent(Event event);
78 }
Popular Tags