libjava/java/lang/Error.java

   1 /* Error.java -- Indication of fatal abnormal conditions
   2    Copyright (C) 1998, 1999, 2001, 2002, 2005  Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19 02111-1307 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38
  39 package java.lang;
  40
  41 /**
  42  * Applications should not try to catch errors since they indicate
  43  * abnormal conditions.  An abnormal condition is something which should not
  44  * occur, or which should not be recovered from.  This latter category
  45  * includes <code>ThreadDeath</code> and <code>AssertionError</code>.
  46  *
  47  * <p>A method is not required to declare any subclass of <code>Error</code> in
  48  * its <code>throws</code> clause which might be thrown but not caught while
  49  * executing the method.
  50  *
  51  * @author Brian Jones
  52  * @author Tom Tromey (tromey@cygnus.com)
  53  * @author Eric Blake (ebb9@email.byu.edu)
  54  * @since 1.0
  55  * @status updated to 1.4
  56  */
  57 public class Error extends Throwable
  58 {
  59   /**
  60    * Compatible with JDK 1.0+.
  61    */
  62   private static final long serialVersionUID = 4980196508277280342L;
  63
  64   /**
  65    * Create an error without a message. The cause remains uninitialized.
  66    *
  67    * @see #initCause(Throwable)
  68    */
  69   public Error()
  70   {
  71   }
  72
  73   /**
  74    * Create an error with a message. The cause remains uninitialized.
  75    *
  76    * @param s the message string
  77    * @see #initCause(Throwable)
  78    */
  79   public Error(String s)
  80   {
  81     super(s);
  82   }
  83
  84   /**
  85    * Create an error with a message and a cause.
  86    *
  87    * @param s the message string
  88    * @param cause the cause of this error
  89    * @since 1.4
  90    */
  91   public Error(String s, Throwable cause)
  92   {
  93     super(s, cause);
  94   }
  95
  96   /**
  97    * Create an error with a given cause, and a message of
  98    * <code>cause == null ? null : cause.toString()</code>.
  99    *
 100    * @param cause the cause of this error
 101    * @since 1.4
 102    */
 103   public Error(Throwable cause)
 104   {
 105     super(cause);
 106   }
 107 }