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Java > Open Source Codes > org > objectweb > util > browser > plugin > java > map > MapAddObjectOnDropAction


1 /*====================================================================
2
3 Objectweb Browser Framework
4 Copyright (C) 2000-2003 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
27 package org.objectweb.util.browser.plugin.java.map;
28
29 import org.objectweb.util.browser.api.DropAction;
30 import org.objectweb.util.browser.api.DropTreeView;
31
32 /**
33  * This action adds an element into a <code>java.util.Map</code>
34  * object using the Drag&Drop mechanism.
35  *
36  * @author <a HREF="mailto:Philippe.Merle@lifl.fr">Philippe Merle</a>,
37  * <a HREF="mailto:Jerome.Moroy@lifl.fr">Jérôme Moroy</a>
38  *
39  * @version 0.1
40  */
41 public class MapAddObjectOnDropAction
42   implements DropAction
43 {
44
45     //==================================================================
46 //
47 // No internal state.
48 //
49 //==================================================================
50
51     //==================================================================
52 //
53 // No constructor.
54 //
55 //==================================================================
56
57     //==================================================================
58 //
59 // No internal method.
60 //
61 //==================================================================
62
63     //==================================================================
64 //
65 // Public methods for DropAction interface.
66 //
67 //==================================================================
68
69     /**
70      * Adds a new entry in the given map.
71      */
72     public void execute(DropTreeView dropTreeView)
73     throws Exception JavaDoc
74     {
75        
76         // Obtains the selected Map.
77 java.util.Map JavaDoc map = (java.util.Map JavaDoc)dropTreeView.getSelectedObject();
78         
79         // Obtains the drag entry to add.
80 Object JavaDoc objectKey = dropTreeView.getDragSourceEntry().getName();
81         Object JavaDoc objectToAdd = dropTreeView.getDragSourceObject();
82         
83         // Adds the entry.
84 map.put(objectKey, objectToAdd);
85     }
86         
87 }
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