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Java > Open Source Codes > org > objectweb > util > explorer > plugin > java > map > MapContext


1 /*====================================================================
2
3 Objectweb Explorer Framework
4 Copyright (C) 2000-2005 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): Philippe Merle, Jerome Moroy.
23 Contributor(s): ______________________________________.
24
25 ====================================================================
26 $Id: MapContext.java,v 1.2 2005/07/05 09:23:38 moroy Exp $
27 ====================================================================*/
28
29 package org.objectweb.util.explorer.plugin.java.map;
30
31 import org.objectweb.util.explorer.api.Context;
32 import org.objectweb.util.explorer.api.Entry;
33 import org.objectweb.util.explorer.core.naming.lib.DefaultEntry;
34
35 /**
36  * This class allows to browse a <code>java.util.Map</code> object.
37  *
38  * @author <a HREF="mailto:Philippe.Merle@lifl.fr">Philippe Merle</a>,
39  * <a HREF="mailto:Jerome.Moroy@lifl.fr">Jérôme Moroy</a>
40  *
41  * @version 0.1
42  */
43 public class MapContext
44   implements Context
45 {
46
47     //==================================================================
48 //
49 // No internal state.
50 //
51 //==================================================================
52
53     //==================================================================
54 //
55 // No constructor.
56 //
57 //==================================================================
58
59     //==================================================================
60 //
61 // No internal method.
62 //
63 //==================================================================
64
65     //==================================================================
66 //
67 // Public methods for Context interface.
68 //
69 //==================================================================
70
71     /**
72      * Returns an array of Entry representing the mappings contained in this map.
73      * @return The entries of the context.
74      */
75     public Entry[] getEntries(Object JavaDoc value)
76     {
77         java.util.Map JavaDoc map = (java.util.Map JavaDoc)value;
78
79         // Creates the array of entries.
80 Entry[] entries = new Entry[map.size()];
81         
82         // Populates the array with the mappings contained in the map.
83 Object JavaDoc[] keys = map.keySet().toArray();
84         Object JavaDoc[] elements = map.values().toArray();
85         for (int i = 0; i < entries.length; i++)
86         {
87             entries[i] = new DefaultEntry(keys[i].toString(), elements[i]);
88         }
89         return entries;
90     }
91
92 }
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