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Java > Open Source Codes > org > objectweb > tribe > gms > protocol > FailedMemberMessage


1 /**
2  * Tribe: Group communication library.
3  * Copyright (C) 2004 French National Institute For Research In Computer
4  * Science And Control (INRIA).
5  * Contact: tribe@objectweb.org
6  *
7  * This library is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU Lesser General Public License as published by the
9  * Free Software Foundation; either version 2.1 of the License, or any later
10  * version.
11  *
12  * This library is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this library; if not, write to the Free Software Foundation,
19  * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
20  *
21  * Initial developer(s): Emmanuel Cecchet.
22  * Contributor(s): ______________________.
23  */
24
25 package org.objectweb.tribe.gms.protocol;
26
27 import java.util.ArrayList JavaDoc;
28
29 import org.objectweb.tribe.common.GroupIdentifier;
30 import org.objectweb.tribe.common.Member;
31 import org.objectweb.tribe.gms.GroupMembershipListener;
32
33 /**
34  * This class defines a FailedMemberMessage
35  *
36  * @author <a HREF="mailto:Emmanuel.Cecchet@inria.fr">Emmanuel Cecchet </a>
37  * @version 1.0
38  */
39 public class FailedMemberMessage extends GroupMembershipMessage
40 {
41
42   /**
43    * Creates a new <code>FailedMemberMessage</code> object used to signal that
44    * a group member has failed (usually it is no more reachable).
45    *
46    * @param gid group identifier
47    * @param failed the member suspected of failure
48    * @param sender message sender (reporting the failure)
49    */
50   public FailedMemberMessage(GroupIdentifier gid, Member failed, Member sender)
51   {
52     super();
53     this.addChunk(failed);
54     this.addChunk(gid);
55     this.addChunk(sender);
56   }
57
58   /**
59    * @see org.objectweb.tribe.gms.protocol.GroupMembershipMessage#deliver(org.objectweb.tribe.gms.GroupMembershipListener)
60    */
61   public void deliver(GroupMembershipListener listener)
62   {
63     ArrayList JavaDoc chunks = this.getChunks();
64     listener.failedMember((Member) chunks.get(0), (GroupIdentifier) chunks
65         .get(1), (Member) chunks.get(2));
66   }
67
68 }
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