01: /*
02: * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
03: *
04: * This file is part of Resin(R) Open Source
05: *
06: * Each copy or derived work must preserve the copyright notice and this
07: * notice unmodified.
08: *
09: * Resin Open Source is free software; you can redistribute it and/or modify
10: * it under the terms of the GNU General Public License version 2
11: * as published by the Free Software Foundation.
12: *
13: * Resin Open Source is distributed in the hope that it will be useful,
14: * but WITHOUT ANY WARRANTY; without even the implied warranty of
15: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
16: * of NON-INFRINGEMENT. See the GNU General Public License for more
17: * details.
18: *
19: * You should have received a copy of the GNU General Public License
20: * along with Resin Open Source; if not, write to the
21: *
22: * Free Software Foundation, Inc.
23: * 59 Temple Place, Suite 330
24: * Boston, MA 02111-1307 USA
25: *
26: * @author Scott Ferguson
27: */
28:
29: package javax.faces.event;
30:
31: import java.util.*;
32:
33: import javax.faces.component.*;
34:
35: public class ValueChangeEvent extends FacesEvent {
36: private Object oldValue;
37: private Object newValue;
38:
39: public ValueChangeEvent(UIComponent component, Object oldValue,
40: Object newValue) {
41: super (component);
42:
43: this .oldValue = oldValue;
44: this .newValue = newValue;
45: }
46:
47: public Object getNewValue() {
48: return this .newValue;
49: }
50:
51: public Object getOldValue() {
52: return this .oldValue;
53: }
54:
55: public boolean isAppropriateListener(FacesListener listener) {
56: return listener instanceof ValueChangeListener;
57: }
58:
59: public void processListener(FacesListener listener) {
60: ((ValueChangeListener) listener).processValueChange(this);
61: }
62: }
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