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Java > Open Source Codes > queues > PushSinkImpl


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): Vivien Quema
22  * Contributor(s):
23  */

24
25 package queues;
26
27 import java.util.Map JavaDoc;
28
29 import org.objectweb.dream.AbstractComponent;
30 import org.objectweb.dream.Push;
31 import org.objectweb.dream.PushException;
32 import org.objectweb.dream.message.Message;
33 import org.objectweb.dream.message.manager.MessageManager;
34 import org.objectweb.fractal.api.NoSuchInterfaceException;
35 import org.objectweb.fractal.api.control.IllegalBindingException;
36 import org.objectweb.fractal.api.control.IllegalLifeCycleException;
37 import org.objectweb.util.monolog.api.BasicLevel;
38
39 /**
40  * This component has a Push input on which it receives messages.
41  */

42 public class PushSinkImpl extends AbstractComponent implements Push
43 {
44
45   MessageManager messageManagerItf;
46
47   // ---------------------------------------------------------------------------
48
// Implementation of the Push interface
49
// ---------------------------------------------------------------------------
50

51   /**
52    * @see org.objectweb.dream.Push#push(org.objectweb.dream.message.Message,
53    * java.util.Map)
54    */

55   public void push(Message message, Map JavaDoc context) throws PushException
56   {
57     logger.log(BasicLevel.INFO, "received message " + message);
58     messageManagerItf.deleteMessage(message);
59
60   }
61
62   // ---------------------------------------------------------------------------
63
// Implementation of the BindingController interface
64
// ---------------------------------------------------------------------------
65

66   /**
67    * @see org.objectweb.fractal.api.control.BindingController#bindFc(String,
68    * Object)
69    */

70   public synchronized void bindFc(String JavaDoc clientItfName, Object JavaDoc serverItf)
71       throws NoSuchInterfaceException, IllegalBindingException,
72       IllegalLifeCycleException
73   {
74     super.bindFc(clientItfName, serverItf);
75     if (clientItfName.equals(MessageManager.ITF_NAME))
76     {
77       messageManagerItf = (MessageManager) serverItf;
78     }
79   }
80
81   /**
82    * @see org.objectweb.fractal.api.control.BindingController#listFc()
83    */

84   public String JavaDoc[] listFc()
85   {
86     return new String JavaDoc[]{MessageManager.ITF_NAME};
87   }
88
89 }
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