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 }