001 /* Exception.java -- generic exception thrown to indicate an exceptional 002 condition has occurred. 003 Copyright (C) 1998, 1999, 2001, 2002, 2005 Free Software Foundation, Inc. 004 005 This file is part of GNU Classpath. 006 007 GNU Classpath is free software; you can redistribute it and/or modify 008 it under the terms of the GNU General Public License as published by 009 the Free Software Foundation; either version 2, or (at your option) 010 any later version. 011 012 GNU Classpath is distributed in the hope that it will be useful, but 013 WITHOUT ANY WARRANTY; without even the implied warranty of 014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 015 General Public License for more details. 016 017 You should have received a copy of the GNU General Public License 018 along with GNU Classpath; see the file COPYING. If not, write to the 019 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 020 02110-1301 USA. 021 022 Linking this library statically or dynamically with other modules is 023 making a combined work based on this library. Thus, the terms and 024 conditions of the GNU General Public License cover the whole 025 combination. 026 027 As a special exception, the copyright holders of this library give you 028 permission to link this library with independent modules to produce an 029 executable, regardless of the license terms of these independent 030 modules, and to copy and distribute the resulting executable under 031 terms of your choice, provided that you also meet, for each linked 032 independent module, the terms and conditions of the license of that 033 module. An independent module is a module which is not derived from 034 or based on this library. If you modify this library, you may extend 035 this exception to your version of the library, but you are not 036 obligated to do so. If you do not wish to do so, delete this 037 exception statement from your version. */ 038 039 040 package java.lang; 041 042 /** 043 * The root class of all exceptions worth catching in a program. This 044 * includes the special category of <code>RuntimeException</code>, which 045 * does not need to be declared in a throws clause. Exceptions can be used 046 * to represent almost any exceptional behavior, such as programming errors, 047 * mouse movements, keyboard clicking, etc. 048 * 049 * @author Brian Jones 050 * @author Warren Levy (warrenl@cygnus.com) 051 * @author Eric Blake (ebb9@email.byu.edu) 052 * @status updated to 1.4 053 */ 054 public class Exception extends Throwable 055 { 056 /** 057 * Compatible with JDK 1.0+. 058 */ 059 private static final long serialVersionUID = -3387516993124229948L; 060 061 /** 062 * Create an exception without a message. The cause remains uninitialized. 063 * 064 * @see #initCause(Throwable) 065 */ 066 public Exception() 067 { 068 } 069 070 /** 071 * Create an exception with a message. The cause remains uninitialized. 072 * 073 * @param s the message 074 * @see #initCause(Throwable) 075 */ 076 public Exception(String s) 077 { 078 super(s); 079 } 080 081 /** 082 * Create an exception with a message and a cause. 083 * 084 * @param s the message string 085 * @param cause the cause of this error 086 * @since 1.4 087 */ 088 public Exception(String s, Throwable cause) 089 { 090 super(s, cause); 091 } 092 093 /** 094 * Create an exception with a given cause, and a message of 095 * <code>cause == null ? null : cause.toString()</code>. 096 * 097 * @param cause the cause of this exception 098 * @since 1.4 099 */ 100 public Exception(Throwable cause) 101 { 102 super(cause); 103 } 104 }