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


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 import java.util.HashMap JavaDoc;
35 import java.util.Map JavaDoc;
36 import java.util.Set JavaDoc;
37
38 /**
39  */
40 public class WidgetContainerState
41   extends WidgetState
42   implements Map JavaDoc<String JavaDoc,WidgetState>
43 {
44   private static L10N L = new L10N( WidgetContainerState.class );
45
46   private Map JavaDoc<String JavaDoc, WidgetState> _childMap;
47
48   public Set JavaDoc<Map.Entry JavaDoc<String JavaDoc,WidgetState>> entrySet()
49   {
50     if ( _childMap == null )
51       return super.entrySet();
52     else
53       return _childMap.entrySet();
54   }
55
56   public boolean isEmpty()
57   {
58     return _childMap == null ? true : _childMap.isEmpty();
59   }
60
61   public WidgetState put( String JavaDoc id, WidgetState value )
62   {
63     if ( _childMap == null )
64       _childMap = new HashMap JavaDoc<String JavaDoc,WidgetState>();
65
66     return _childMap.put( id, value );
67   }
68
69   public void decode( String JavaDoc[] data )
70     throws WidgetException
71   {
72   }
73
74   public String JavaDoc[] encode()
75     throws WidgetException
76   {
77     return null;
78   }
79
80   public void reset()
81   {
82     _childMap = null;
83   }
84 }
85
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