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

This file is part of GNU Classpath.

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02110-1301 USA.

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making a combined work based on this library.  Thus, the terms and
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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
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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;

}