01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package javax.management;
23:
24: /**
25: * This interface must be implemented by all MBeans that emit notifications.<p>
26: *
27: * New code should implement the NotificationEmitter interface
28: *
29: * @see javax.management.NotificationListener
30: * @see javax.management.NotificationFilter
31: * @see javax.management.NotificationEmitter
32: *
33: * @author <a href="mailto:juha@jboss.org">Juha Lindfors</a>.
34: * @version $Revision: 57200 $
35: */
36: public interface NotificationBroadcaster {
37: /**
38: * Add a listener to an MBean.
39: *
40: * @param listener implementation of the listener object
41: * @param filter implementation of the filter object or <tt>null</tt>
42: * if no filtering is required
43: * @param handback A handback object associated with each notification
44: * sent by this notification broadcaster.
45: *
46: * @throws IllegalArgumentException if listener is <tt>null</tt>
47: */
48: public void addNotificationListener(NotificationListener listener,
49: NotificationFilter filter, Object handback)
50: throws IllegalArgumentException;
51:
52: /**
53: * Removes a listener from an MBean.
54: *
55: * @param listener the listener object to remove
56: *
57: * @throws ListenerNotFoundException if the listener was not found
58: */
59: public void removeNotificationListener(NotificationListener listener)
60: throws ListenerNotFoundException;
61:
62: /**
63: * Returns the notification metadata associated with the MBean.
64: *
65: * @see javax.management.MBeanNotificationInfo
66: *
67: * @return MBean's notification metadata
68: */
69: public MBeanNotificationInfo[] getNotificationInfo();
70:
71: }
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