01: /**
02: * JOnAS: Java(TM) Open Application Server
03: * Copyright (C) 2004 Bull S.A.
04: * Contact: jonas-team@objectweb.org
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * 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: ManagementMBeanFilter.java 9313 2006-08-02 13:20:31Z durieuxp $
23: * --------------------------------------------------------------------------
24: */package org.objectweb.jonas.management.j2eemanagement;
25:
26: import javax.management.MBeanServerNotification;
27: import javax.management.Notification;
28: import javax.management.NotificationFilter;
29: import javax.management.ObjectName;
30:
31: /**
32: * @author Adriana Danes
33: *
34: * NotificationFilter that accepts only management notifications
35: */
36: public class ManagementMBeanFilter implements NotificationFilter {
37:
38: /**
39: *
40: */
41: private static final long serialVersionUID = 1L;
42:
43: /**
44: * Returns true if the notification is a REGISTRATION or UNREGISTRETION
45: * JOnAS management MBean notification
46: * @param notif notification to filter
47: * @return true if this is a discovery notification, false otherwise
48: */
49: public boolean isNotificationEnabled(Notification notif) {
50: boolean result = false;
51: if (notif instanceof MBeanServerNotification) {
52: ObjectName name = ((MBeanServerNotification) notif)
53: .getMBeanName();
54: String onType = name.getKeyProperty("type");
55: String onServer = name.getKeyProperty("server");
56: if (onType != null && onType.equals("management")
57: && onServer != null && onServer.equals("JOnAS")) {
58: return true;
59: }
60: }
61: return result;
62: }
63: }
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