001 /* WriteAbortedException.java -- wraps an exception thrown while writing 002 Copyright (C) 1998, 2000, 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.io; 040 041 /** 042 * This exception is thrown when another ObjectStreamException occurs during 043 * a serialization read or write. The stream is reset, and deserialized 044 * objects are discarded. 045 * 046 * @author Aaron M. Renn (arenn@urbanophile.com) 047 * @author Eric Blake (ebb9@email.byu.edu) 048 * @since 1.1 049 * @status updated to 1.4 050 */ 051 public class WriteAbortedException extends ObjectStreamException 052 { 053 /** 054 * Compatible with JDK 1.1+. 055 */ 056 private static final long serialVersionUID = -3326426625597282442L; 057 058 /** 059 * The cause of this exception. This pre-dates the exception chaining 060 * of Throwable; and although you can change this field, you are wiser 061 * to leave it alone. 062 * 063 * @serial the exception cause 064 */ 065 public Exception detail; 066 067 /** 068 * Create a new WriteAbortedException with a specified message and 069 * cause. 070 * 071 * @param msg the message 072 * @param detail the cause 073 */ 074 public WriteAbortedException(String msg, Exception detail) 075 { 076 super(msg); 077 initCause(detail); 078 this.detail = detail; 079 } 080 081 /** 082 * This method returns a message indicating what went wrong, in this 083 * format: 084 * <code>super.getMessage() + (detail == null ? "" : "; " + detail)</code>. 085 * 086 * @return the chained message 087 */ 088 public String getMessage() 089 { 090 if (detail == this || detail == null) 091 return super.getMessage(); 092 return super.getMessage() + "; " + detail; 093 } 094 095 /** 096 * Returns the cause of this exception. Note that this may not be the 097 * original cause, thanks to the <code>detail</code> field being public 098 * and non-final (yuck). However, to avoid violating the contract of 099 * Throwable.getCause(), this returns null if <code>detail == this</code>, 100 * as no exception can be its own cause. 101 * 102 * @return the cause 103 * @since 1.4 104 */ 105 public Throwable getCause() 106 { 107 return detail == this ? null : detail; 108 } 109 } // class WriteAbortedException