/* * @(#)NullPointerException.java 1.23 06/10/10 * * Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License version * 2 only, as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License version 2 for more details (a copy is * included at /legal/license.txt). * * You should have received a copy of the GNU General Public License * version 2 along with this work; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 or visit www.sun.com if you need additional * information or have any questions. * */ package java.lang; /** * Thrown when an application attempts to use null in a * case where an object is required. These include: * * Calling the instance method of a null object. * Accessing or modifying the field of a null object. * Taking the length of null as if it were an array. * Accessing or modifying the slots of null as if it * were an array. * Throwing null as if it were a Throwable * value. * * * Applications should throw instances of this class to indicate * other illegal uses of the null object. * * @author unascribed * @version 1.16, 02/02/00 * @since JDK1.0 */ public class NullPointerException extends RuntimeException { /** * Constructs a NullPointerException with no detail message. */ public NullPointerException() { super(); } /** * Constructs a NullPointerException with the specified * detail message. * * @param s the detail message. */ public NullPointerException(String s) { super(s); } }
