/* * @(#)TooManyListenersException.java 1.17 06/10/10 * * Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER * * This program 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. * * This program 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 at /legal/license.txt). * * 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 or visit www.sun.com if you need additional * information or have any questions. * */ package java.util; /** * <p> * The <code> TooManyListenersException </code> Exception is used as part of * the Java Event model to annotate and implement a unicast special case of * a multicast Event Source. * </p> * <p> * The presence of a "throws TooManyListenersException" clause on any given * concrete implementation of the normally multicast "void addXyzEventListener" * event listener registration pattern is used to annotate that interface as * implementing a unicast Listener special case, that is, that one and only * one Listener may be registered on the particular event listener source * concurrently. * </p> * * @see java.util.EventObject * @see java.util.EventListener * * @version 1.10 00/02/02 * @author Laurence P. G. Cable * @since JDK1.1 */ public class TooManyListenersException extends Exception { /** * Constructs a TooManyListenersException with no detail message. * A detail message is a String that describes this particular exception. */ public TooManyListenersException() { super(); } /** * Constructs a TooManyListenersException with the specified detail message. * A detail message is a String that describes this particular exception. * @param s the detail message */ public TooManyListenersException(String s) { super(s); } }