/* * Copyright (c) 1996, 2008, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ 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 * * @author Laurence P. G. Cable * @since JDK1.1 */ public class TooManyListenersException extends Exception { private static final long serialVersionUID = 5074640544770687831L; /** * 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); } }