llvm-gcc-4.2/libjava/classpath/javax/management/NotificationEmitter.java

/* NotificationEmitter.java -- Refined interface for broadcasters.
   Copyright (C) 2006 Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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GNU Classpath is distributed in the hope that it will be useful, but
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General Public License for more details.

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02110-1301 USA.

Linking this library statically or dynamically with other modules is
making a combined work based on this library.  Thus, the terms and
conditions of the GNU General Public License cover the whole
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As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent
modules, and to copy and distribute the resulting executable under
terms of your choice, provided that you also meet, for each linked
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this exception to your version of the library, but you are not
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exception statement from your version. */

package javax.management;

/**
 * Represents a bean that can emit notifications when
 * events occur.  Other beans can use this interface
 * to add themselves to the list of recipients of such
 * notifications.
 *
 * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
 * @since 1.5
 */
public interface NotificationEmitter
  extends NotificationBroadcaster
{
  
  /**
   * Removes the specified listener from the list of recipients
   * of notifications from this bean.  Only the first instance with
   * the supplied filter and passback object is removed.
   * <code>null</code> is used as a valid value for these parameters,
   * rather than as a way to remove all registration instances for
   * the specified listener; for this behaviour instead, see the details
   * of the same method in {@link NotificationBroadcaster}.
   *
   * @param listener the listener to remove.
   * @param filter the filter of the listener to remove.
   * @param passback the passback object of the listener to remove.
   * @throws ListenerNotFoundException if the specified listener
   *                                   is not registered with this bean.
   * @see #addNotificationListener(NotificationListener, NotificationFilter,
   *                               java.lang.Object)
   */
  void removeNotificationListener(NotificationListener listener,
				  NotificationFilter filter,
				  Object passback)
    throws ListenerNotFoundException;

}