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TooManyListenersException.java
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1998-09-22
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/*
* @(#)TooManyListenersException.java 1.2 98/07/01
*
* Copyright 1996-1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
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 <code> throws TooManyListenersException </code> clause
* on any given concrete implementation of the normally multicast semantic
* <italic> void add < EventListenerType > () </italic> 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 1.2 98/07/01
* @author Laurence P. G. Cable
*/
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);
}
}