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TooManyListenersException.java
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1997-10-27
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/*
* @(#)TooManyListenersException.java 1.1 96/10/10
*
* Copyright (c) 1996 Sun Microsystems, Inc. All Rights Reserved.
*
* Permission to use, copy, modify, and distribute this software
* and its documentation for NON-COMMERCIAL purposes and without
* fee is hereby granted provided that this copyright notice
* appears in all copies. Please refer to the file "copyright.html"
* for further important copyright and licensing information.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
* THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR
* ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
* DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
*/
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 1.1 96/10/10
* @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);
}
}