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    1   /*
    2    * Copyright (c) 1996, 2008, Oracle and/or its affiliates. All rights reserved.
    3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
    4    *
    5    * This code is free software; you can redistribute it and/or modify it
    6    * under the terms of the GNU General Public License version 2 only, as
    7    * published by the Free Software Foundation.  Oracle designates this
    8    * particular file as subject to the "Classpath" exception as provided
    9    * by Oracle in the LICENSE file that accompanied this code.
   10    *
   11    * This code is distributed in the hope that it will be useful, but WITHOUT
   12    * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   13    * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   14    * version 2 for more details (a copy is included in the LICENSE file that
   15    * accompanied this code).
   16    *
   17    * You should have received a copy of the GNU General Public License version
   18    * 2 along with this work; if not, write to the Free Software Foundation,
   19    * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   20    *
   21    * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   22    * or visit www.oracle.com if you need additional information or have any
   23    * questions.
   24    */
   25   
   26   package java.util;
   27   
   28   /**
   29    * <p>
   30    * The <code> TooManyListenersException </code> Exception is used as part of
   31    * the Java Event model to annotate and implement a unicast special case of
   32    * a multicast Event Source.
   33    * </p>
   34    * <p>
   35    * The presence of a "throws TooManyListenersException" clause on any given
   36    * concrete implementation of the normally multicast "void addXyzEventListener"
   37    * event listener registration pattern is used to annotate that interface as
   38    * implementing a unicast Listener special case, that is, that one and only
   39    * one Listener may be registered on the particular event listener source
   40    * concurrently.
   41    * </p>
   42    *
   43    * @see java.util.EventObject
   44    * @see java.util.EventListener
   45    *
   46    * @author Laurence P. G. Cable
   47    * @since  JDK1.1
   48    */
   49   
   50   public class TooManyListenersException extends Exception {
   51       private static final long serialVersionUID = 5074640544770687831L;
   52   
   53       /**
   54        * Constructs a TooManyListenersException with no detail message.
   55        * A detail message is a String that describes this particular exception.
   56        */
   57   
   58       public TooManyListenersException() {
   59           super();
   60       }
   61   
   62       /**
   63        * Constructs a TooManyListenersException with the specified detail message.
   64        * A detail message is a String that describes this particular exception.
   65        * @param s the detail message
   66        */
   67   
   68       public TooManyListenersException(String s) {
   69           super(s);
   70       }
   71   }

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