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Java > Open Source Codes > com > caucho > widget > EmptyWidgetState


1 /*
2  * Copyright (c) 1998-2004 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Sam
27  */
28
29
30 package com.caucho.widget;
31
32 import com.caucho.util.L10N;
33
34 /**
35  * A WidgetState for widgets that do not really hold a state
36  */
37 public class EmptyWidgetState
38   extends WidgetState
39 {
40   public static EmptyWidgetState EMPTY_STATE = new EmptyWidgetState();
41
42   private static L10N L = new L10N( EmptyWidgetState.class );
43
44   public void decode( String JavaDoc[] data )
45     throws WidgetException
46   {
47   }
48
49   public String JavaDoc[] encode()
50     throws WidgetException
51   {
52     return null;
53   }
54
55   public String JavaDoc toString()
56   {
57     return "";
58   }
59
60   public boolean equals( Object JavaDoc o )
61   {
62     return (o instanceof EmptyWidgetState);
63   }
64
65   public int hashCode()
66   {
67     return 12611;
68   }
69
70   public void reset()
71   {
72   }
73 }
74
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