jdk/src/share/classes/javax/management/NotificationListener.java

/*
 * Copyright 1999-2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
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 */

package javax.management;


/**
 * Should be implemented by an object that wants to receive notifications.
 *
 * @since 1.5
 */
public interface NotificationListener extends java.util.EventListener   {

    /**
    * Invoked when a JMX notification occurs.
    * The implementation of this method should return as soon as possible, to avoid
    * blocking its notification broadcaster.
    *
    * @param notification The notification.
    * @param handback An opaque object which helps the listener to associate information
    * regarding the MBean emitter. This object is passed to the MBean during the
    * addListener call and resent, without modification, to the listener. The MBean object
    * should not use or modify the object.
    *
    */
    public void handleNotification(Notification notification, Object handback) ;
}