content: /*
   * Copyright (c) 1996, 2005, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.  Oracle designates this
   * particular file as subject to the "Classpath" exception as provided
   * by Oracle in the LICENSE file that accompanied this code.
   *
   * This code is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
   * version 2 for more details (a copy is included in the LICENSE file that
   * accompanied this code).
   *
   * You should have received a copy of the GNU General Public License version
   * 2 along with this work; if not, write to the Free Software Foundation,
   * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  package java.io;
  
  /**
   * Signals that one of the ObjectStreamExceptions was thrown during a
   * write operation.  Thrown during a read operation when one of the
   * ObjectStreamExceptions was thrown during a write operation.  The
   * exception that terminated the write can be found in the detail
   * field. The stream is reset to it's initial state and all references
   * to objects already deserialized are discarded.
   *
   * <p>As of release 1.4, this exception has been retrofitted to conform to
   * the general purpose exception-chaining mechanism.  The "exception causing
   * the abort" that is provided at construction time and
   * accessed via the public {@link #detail} field is now known as the
   * <i>cause</i>, and may be accessed via the {@link Throwable#getCause()}
   * method, as well as the aforementioned "legacy field."
   *
   * @author  unascribed
   * @since   JDK1.1
   */
  public class WriteAbortedException extends ObjectStreamException {
      private static final long serialVersionUID = -3326426625597282442L;
  
      /**
       * Exception that was caught while writing the ObjectStream.
       *
       * <p>This field predates the general-purpose exception chaining facility.
       * The {@link Throwable#getCause()} method is now the preferred means of
       * obtaining this information.
       *
       * @serial
       */
      public Exception detail;
  
      /**
       * Constructs a WriteAbortedException with a string describing
       * the exception and the exception causing the abort.
       * @param s   String describing the exception.
       * @param ex  Exception causing the abort.
       */
      public WriteAbortedException(String s, Exception ex) {
          super(s);
          initCause(null);  // Disallow subsequent initCause
          detail = ex;
      }
  
      /**
       * Produce the message and include the message from the nested
       * exception, if there is one.
       */
      public String getMessage() {
          if (detail == null)
              return super.getMessage();
          else
              return super.getMessage() + "; " + detail.toString();
      }
  
      /**
       * Returns the exception that terminated the operation (the <i>cause</i>).
       *
       * @return  the exception that terminated the operation (the <i>cause</i>),
       *          which may be null.
       * @since   1.4
       */
      public Throwable getCause() {
          return detail;
      }
  }
  