DiscoveryServiceImplMBean


1   /**
2   * JOnAS: Java(TM) Open Application Server
3   * Copyright (C) 2004 Bull S.A.
4   * Contact: jonas-team@objectweb.org
5   *
6   * This library is free software; you can redistribute it and/or
7   * modify it under the terms of the GNU Lesser General Public
8   * License as published by the Free Software Foundation; either
9   * version 2.1 of the License, or any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
19  * USA
20  *
21  * --------------------------------------------------------------------------
22  * $Id: DiscoveryServiceImplMBean.java,v 1.2 2005/02/03 08:48:27 danesa Exp $
23  * --------------------------------------------------------------------------
24  */
25  
26  package org.objectweb.jonas.discovery;
27  
28  import javax.management.JMException  ;
29  
30  /**
31   * Management interface for the discovery service
32   * @author Adriana Danes
33   *
34   */
35  public interface DiscoveryServiceImplMBean {
36      /**
37       * @return the multicast group IP address used by the discovery service
38       */
39      String   getMulticastAddress();
40      /**
41       * @return the multicast group port number used by the discovery service
42       */
43      String   getMulticastPort();
44      /**
45       * @return true if the current server is a discovery master
46       */
47      Boolean   getIsDiscoveryMaster();
48      /**
49       * Make this server a discovery master
50       * @throws JMException a JMX exception occured when trying to make current server a discovery master
51       */
52      void startDiscoveryMaster() throws JMException  ;
53  }
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