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1   /*
2    * Copyright (c) 1998-2002 The Jgroup Team.
3    *
4    * This program is free software; you can redistribute it and/or modify
5    * it under the terms of the GNU Lesser General Public License version 2 as
6    * published by the Free Software Foundation.
7    *
8    * This program is distributed in the hope that it will be useful,
9    * but WITHOUT ANY WARRANTY; without even the implied warranty of
10   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11   * GNU Lesser General Public License for more details.
12   *
13   * You should have received a copy of the GNU Lesser General Public License
14   * along with this program; if not, write to the Free Software
15   * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
16   *
17   */
18  
19  package jgroup.relacs.gm;
20  
21  import java.rmi.RemoteException;
22  
23  import jgroup.core.InternalGMIListener;
24  
25  /**
26   *  Internal Notification interface.  Methods provided in this interface can be
27   *  only be invoked from within the object group, that is only servers
28   *  that are members of the group can invoke this method.  Although
29   *  methods in this interface are declared as returning a single object,
30   *  they will in fact return an array of objects, one for each member of
31   *  the group.  If a member is unable to reply to this method, an
32   *  exception object may be in the object array.
33   *
34   *  @author Henning Hommeland
35   *  @author Jo Andreas Lind
36   *  @since Jgroup 2.1
37   */
38  public interface InternalNotification
39    extends InternalGMIListener
40  {
41    public Object getIID()
42      throws RemoteException;
43  }