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Java > Open Source Codes > org > objectweb > util > explorer > context > lib > Properties


1 /*====================================================================
2
3 Objectweb Explorer Framework
4 Copyright (C) 2000-2004 INRIA - USTL - LIFL - GOAL
5 Contact: openccm@objectweb.org
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2.1 of the License, or any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with this library; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 USA
21
22 Initial developer(s): Jerome Moroy, Philippe Merle.
23 Contributor(s): ______________________________________.
24
25 ====================================================================*/
26 package org.objectweb.util.explorer.context.lib;
27
28 import org.objectweb.util.explorer.context.api.ContextPropertiesFeeder;
29 import org.objectweb.util.explorer.context.api.ContextPropertiesProvider;
30 import org.objectweb.util.explorer.context.api.Decoder;
31
32 /**
33  *
34  *
35  * @author <a HREF="mailto:Jerome.Moroy@lifl.fr">Jérôme Moroy</a>,
36  * <a HREF="mailto:Philippe.Merle@lifl.fr">Philippe Merle</a>.
37  *
38  * @version 0.1
39  */
40 public class Properties
41   implements ContextPropertiesFeeder, ContextPropertiesProvider
42 {
43
44     //==================================================================
45 //
46 // Internal States.
47 //
48 // ==================================================================
49
50     protected Decoder first_ = null;
51     protected Decoder last_ = null;
52     
53     // ==================================================================
54 //
55 // Constructors.
56 //
57 // ==================================================================
58
59     // ==================================================================
60 //
61 // Internal methods.
62 //
63 // ==================================================================
64
65     // ==================================================================
66 //
67 // Public methods for ContextPropertiesFeeder interface.
68 //
69 // ==================================================================
70
71     /* (non-Javadoc)
72      * @see org.objectweb.util.explorer.context.api.ContextPropertiesFeeder#addDecoder(org.objectweb.util.explorer.context.api.Decoder)
73      */
74     public void addDecoder(Decoder decoder) {
75         if(decoder!=null){
76             if(first_==null){
77                 first_ = decoder;
78             } else {
79                 last_.setNext(decoder);
80             }
81             last_ = decoder;
82         }
83     }
84
85     // ==================================================================
86 //
87 // Public methods for ContextPropertiesProvider interface.
88 //
89 // ==================================================================
90
91     /* (non-Javadoc)
92      * @see org.objectweb.util.explorer.context.api.ContextPropertyProvider#getDecoder()
93      */
94     public Decoder getDecoder() {
95         return first_;
96     }
97
98 }
99
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