1. /* ====================================================================

  2.  * The Apache Software License, Version 1.1

  3.  *

  4.  * Copyright (c) 2002-2003 The Apache Software Foundation.  All rights

  5.  * reserved.

  6.  *

  7.  * Redistribution and use in source and binary forms, with or without

  8.  * modification, are permitted provided that the following conditions

  9.  * are met:

  10.  *

  11.  * 1. Redistributions of source code must retain the above copyright

  12.  *    notice, this list of conditions and the following disclaimer.

  13.  *

  14.  * 2. Redistributions in binary form must reproduce the above copyright

  15.  *    notice, this list of conditions and the following disclaimer in

  16.  *    the documentation and/or other materials provided with the

  17.  *    distribution.

  18.  *

  19.  * 3. The end-user documentation included with the redistribution, if

  20.  *    any, must include the following acknowledgement:

  21.  *       "This product includes software developed by the

  22.  *        Apache Software Foundation (http://www.apache.org/)."

  23.  *    Alternately, this acknowledgement may appear in the software itself,

  24.  *    if and wherever such third-party acknowledgements normally appear.

  25.  *

  26.  * 4. The names "The Jakarta Project", "Commons", and "Apache Software

  27.  *    Foundation" must not be used to endorse or promote products derived

  28.  *    from this software without prior written permission. For written

  29.  *    permission, please contact apache@apache.org.

  30.  *

  31.  * 5. Products derived from this software may not be called "Apache"

  32.  *    nor may "Apache" appear in their names without prior written

  33.  *    permission of the Apache Software Foundation.

  34.  *

  35.  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED

  36.  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES

  37.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE

  38.  * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR

  39.  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

  40.  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

  41.  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

  42.  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND

  43.  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,

  44.  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT

  45.  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

  46.  * SUCH DAMAGE.

  47.  * ====================================================================

  48.  *

  49.  * This software consists of voluntary contributions made by many

  50.  * individuals on behalf of the Apache Software Foundation.  For more

  51.  * information on the Apache Software Foundation, please see

  52.  * <http://www.apache.org/>.

  53.  */

  54. package org.apache.commons.lang;

  55. 

  56. /**

  57.  * <p>Thrown to indicate that an argument was <code>null</code> and should

  58.  * not have been.</p>

  59.  * 

  60.  * @author Matthew Hawthorne

  61.  * @author Stephen Colebourne

  62.  * @since 2.0

  63.  * @version $Id: NullArgumentException.java,v 1.5 2003/08/18 02:22:23 bayard Exp $

  64.  */

  65. public class NullArgumentException extends IllegalArgumentException {

  66. 

  67. 	/**

  68. 	 * <p>Instantiates with the given argument name.</p>

  69.      * 

  70. 	 * @param argName  the name of the argument that was <code>null</code>.

  71. 	 */

  72. 	public NullArgumentException(String argName) {

  73. 		super(argName + " must not be null.");

  74. 	}

  75. 

  76. }