001 /* Error.java -- Indication of fatal abnormal conditions 002 Copyright (C) 1998, 1999, 2001, 2002, 2005 Free Software Foundation, Inc. 003 004 This file is part of GNU Classpath. 005 006 GNU Classpath is free software; you can redistribute it and/or modify 007 it under the terms of the GNU General Public License as published by 008 the Free Software Foundation; either version 2, or (at your option) 009 any later version. 010 011 GNU Classpath is distributed in the hope that it will be useful, but 012 WITHOUT ANY WARRANTY; without even the implied warranty of 013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 General Public License for more details. 015 016 You should have received a copy of the GNU General Public License 017 along with GNU Classpath; see the file COPYING. If not, write to the 018 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 019 02110-1301 USA. 020 021 Linking this library statically or dynamically with other modules is 022 making a combined work based on this library. Thus, the terms and 023 conditions of the GNU General Public License cover the whole 024 combination. 025 026 As a special exception, the copyright holders of this library give you 027 permission to link this library with independent modules to produce an 028 executable, regardless of the license terms of these independent 029 modules, and to copy and distribute the resulting executable under 030 terms of your choice, provided that you also meet, for each linked 031 independent module, the terms and conditions of the license of that 032 module. An independent module is a module which is not derived from 033 or based on this library. If you modify this library, you may extend 034 this exception to your version of the library, but you are not 035 obligated to do so. If you do not wish to do so, delete this 036 exception statement from your version. */ 037 038 039 package java.lang; 040 041 /** 042 * Applications should not try to catch errors since they indicate 043 * abnormal conditions. An abnormal condition is something which should not 044 * occur, or which should not be recovered from. This latter category 045 * includes <code>ThreadDeath</code> and <code>AssertionError</code>. 046 * 047 * <p>A method is not required to declare any subclass of <code>Error</code> in 048 * its <code>throws</code> clause which might be thrown but not caught while 049 * executing the method. 050 * 051 * @author Brian Jones 052 * @author Tom Tromey (tromey@cygnus.com) 053 * @author Eric Blake (ebb9@email.byu.edu) 054 * @since 1.0 055 * @status updated to 1.4 056 */ 057 public class Error extends Throwable 058 { 059 /** 060 * Compatible with JDK 1.0+. 061 */ 062 private static final long serialVersionUID = 4980196508277280342L; 063 064 /** 065 * Create an error without a message. The cause remains uninitialized. 066 * 067 * @see #initCause(Throwable) 068 */ 069 public Error() 070 { 071 } 072 073 /** 074 * Create an error with a message. The cause remains uninitialized. 075 * 076 * @param s the message string 077 * @see #initCause(Throwable) 078 */ 079 public Error(String s) 080 { 081 super(s); 082 } 083 084 /** 085 * Create an error with a message and a cause. 086 * 087 * @param s the message string 088 * @param cause the cause of this error 089 * @since 1.4 090 */ 091 public Error(String s, Throwable cause) 092 { 093 super(s, cause); 094 } 095 096 /** 097 * Create an error with a given cause, and a message of 098 * <code>cause == null ? null : cause.toString()</code>. 099 * 100 * @param cause the cause of this error 101 * @since 1.4 102 */ 103 public Error(Throwable cause) 104 { 105 super(cause); 106 } 107 }