94 lines
3.5 KiB
Java
94 lines
3.5 KiB
Java
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/*
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* Copyright 1996-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package java.io;
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/**
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* Signals that one of the ObjectStreamExceptions was thrown during a
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* write operation. Thrown during a read operation when one of the
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* ObjectStreamExceptions was thrown during a write operation. The
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* exception that terminated the write can be found in the detail
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* field. The stream is reset to it's initial state and all references
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* to objects already deserialized are discarded.
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*
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* <p>As of release 1.4, this exception has been retrofitted to conform to
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* the general purpose exception-chaining mechanism. The "exception causing
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* the abort" that is provided at construction time and
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* accessed via the public {@link #detail} field is now known as the
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* <i>cause</i>, and may be accessed via the {@link Throwable#getCause()}
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* method, as well as the aforementioned "legacy field."
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*
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* @author unascribed
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* @since JDK1.1
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*/
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public class WriteAbortedException extends ObjectStreamException {
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private static final long serialVersionUID = -3326426625597282442L;
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/**
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* Exception that was caught while writing the ObjectStream.
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*
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* <p>This field predates the general-purpose exception chaining facility.
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* The {@link Throwable#getCause()} method is now the preferred means of
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* obtaining this information.
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*
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* @serial
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*/
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public Exception detail;
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/**
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* Constructs a WriteAbortedException with a string describing
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* the exception and the exception causing the abort.
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* @param s String describing the exception.
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* @param ex Exception causing the abort.
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*/
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public WriteAbortedException(String s, Exception ex) {
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super(s);
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initCause(null); // Disallow subsequent initCause
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detail = ex;
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}
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/**
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* Produce the message and include the message from the nested
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* exception, if there is one.
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*/
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public String getMessage() {
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if (detail == null)
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return super.getMessage();
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else
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return super.getMessage() + "; " + detail.toString();
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}
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/**
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* Returns the exception that terminated the operation (the <i>cause</i>).
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*
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* @return the exception that terminated the operation (the <i>cause</i>),
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* which may be null.
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* @since 1.4
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*/
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public Throwable getCause() {
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return detail;
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}
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}
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