KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > objectweb > dream > adl > ReconfigurationFactory


1 /**
2  * Dream
3  * Copyright (C) 2003-2004 INRIA Rhone-Alpes
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  * Contact: dream@objectweb.org
20  *
21  * Initial developer(s): Matthieu Leclercq
22  * Contributor(s):
23  */

24
25 package org.objectweb.dream.adl;
26
27 import java.util.HashMap JavaDoc;
28 import java.util.Map JavaDoc;
29
30 import org.objectweb.fractal.adl.ADLException;
31 import org.objectweb.fractal.adl.Factory;
32
33 /**
34  * Reconfiguration tool factory.
35  */

36 public final class ReconfigurationFactory
37 {
38
39   /** Default Factory ADL name */
40   public static final String JavaDoc FACTORY_NAME = "org.objectweb.dream.adl.ReconfFactory";
41
42   /** Fractal Factory backend */
43   public static final String JavaDoc FRACTAL_BACKEND = "org.objectweb.dream.adl.ReconfFractalBackend";
44
45   static Reconfiguration reconf = null;
46
47   private ReconfigurationFactory()
48   {
49   }
50
51   /**
52    * Returns the {@link Reconfiguration }reconfiguration interface of the
53    * factory.
54    *
55    * @return the {@link Reconfiguration }reconfiguration interface of the
56    * factory.
57    * @throws ADLException if an error occurs.
58    */

59   public static Reconfiguration getReconfiguration() throws ADLException
60   {
61     if (reconf == null)
62     {
63       Map JavaDoc context = new HashMap JavaDoc();
64       context.put("backend", FRACTAL_BACKEND);
65       Factory f = org.objectweb.fractal.adl.FactoryFactory.getFactory();
66       Map JavaDoc c = (Map JavaDoc) f.newComponent(FACTORY_NAME, context);
67       reconf = (Reconfiguration) c.get("reconfiguration");
68     }
69     return reconf;
70   }
71
72 }
Popular Tags