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  ;
28  import java.util.Map  ;
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   FACTORY_NAME    = "org.objectweb.dream.adl.ReconfFactory";
41  
42    /** Fractal Factory backend */
43    public static final String   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   context = new HashMap  ();
64        context.put("backend", FRACTAL_BACKEND);
65        Factory f = org.objectweb.fractal.adl.FactoryFactory.getFactory();
66        Map   c = (Map  ) f.newComponent(FACTORY_NAME, context);
67        reconf = (Reconfiguration) c.get("reconfiguration");
68      }
69      return reconf;
70    }
71  
72  }
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