Source for javax.management.MBeanServerNotification

   1: /* MBeanServerNotification.java -- The registration notification.
   2:    Copyright (C) 2006 Free Software Foundation, Inc.
   3: 
   4: This file is part of GNU Classpath.
   5: 
   6: GNU Classpath is free software; you can redistribute it and/or modify
   7: it under the terms of the GNU General Public License as published by
   8: the Free Software Foundation; either version 2, or (at your option)
   9: any later version.
  10: 
  11: GNU Classpath is distributed in the hope that it will be useful, but
  12: WITHOUT ANY WARRANTY; without even the implied warranty of
  13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14: General Public License for more details.
  15: 
  16: You should have received a copy of the GNU General Public License
  17: along with GNU Classpath; see the file COPYING.  If not, write to the
  18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19: 02110-1301 USA.
  20: 
  21: Linking this library statically or dynamically with other modules is
  22: making a combined work based on this library.  Thus, the terms and
  23: conditions of the GNU General Public License cover the whole
  24: combination.
  25: 
  26: As a special exception, the copyright holders of this library give you
  27: permission to link this library with independent modules to produce an
  28: executable, regardless of the license terms of these independent
  29: modules, and to copy and distribute the resulting executable under
  30: terms of your choice, provided that you also meet, for each linked
  31: independent module, the terms and conditions of the license of that
  32: module.  An independent module is a module which is not derived from
  33: or based on this library.  If you modify this library, you may extend
  34: this exception to your version of the library, but you are not
  35: obligated to do so.  If you do not wish to do so, delete this
  36: exception statement from your version. */
  37: 
  38: package javax.management;
  39: 
  40: /**
  41:  * The notification emitted by a management server on a registration
  42:  * or de-registration event.  Events are emitted via the delegate
  43:  * management bean of the server.  Other objects can listen for
  44:  * such events by registering their interest with the delegate
  45:  * bean.  The bean can be obtained via the {@link ObjectName}
  46:  * <code>JMImplementation:type=MBeanServerDelegate</code>.
  47:  *
  48:  * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
  49:  * @since 1.5
  50:  */
  51: public class MBeanServerNotification
  52:   extends Notification
  53: {
  54: 
  55:   /**
  56:    * Compatible with JDK 1.5
  57:    */
  58:   private static final long serialVersionUID = 2876477500475969677L;
  59: 
  60:   /**
  61:    * Notification type for the registration event.
  62:    */
  63:   public static final String REGISTRATION_NOTIFICATION = "JMX.mbean.registered";
  64: 
  65:   /**
  66:    * Notification type for the de-registration event.
  67:    */
  68:   public static final String UNREGISTRATION_NOTIFICATION = "JMX.mbean.unregistered";
  69: 
  70:   /**
  71:    * The name of the bean which forms the subject of this notification.
  72:    */
  73:   private ObjectName objectName;
  74: 
  75:   /**
  76:    * Constructs a new {@link MBeanServerNotification} of the specified
  77:    * type for an event relating to the supplied bean, with the given
  78:    * source and sequence number.
  79:    *
  80:    * @param type the type of notification (registration or de-registration).
  81:    * @param source the source of the notification.
  82:    * @param seqNo the sequence number of this notification, used to order
  83:    *              multiple such notifications.
  84:    * @param name the name of the bean concerned by this event.
  85:    */
  86:   public MBeanServerNotification(String type, Object source, long seqNo,
  87:                                  ObjectName name)
  88:   {
  89:     super(type, source, seqNo);
  90:     objectName = name;
  91:   }
  92: 
  93:   /**
  94:    * Returns the name of the bean this notification concerns.
  95:    *
  96:    * @return the name of the bean.
  97:    */
  98:   public ObjectName getMBeanName()
  99:   {
 100:     return objectName;
 101:   }
 102: 
 103: }