001 /* MBeanException.java -- A user-defined management exception.
002 Copyright (C) 2006 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 package javax.management;
039
040 /**
041 * Represents an arbitrary exception thrown by a management
042 * bean. When a management bean executes code that causes
043 * an exception to be thrown, the resulting exception is
044 * wrapped inside an {@link MBeanException}. Calling
045 * {@link getTargetException()} will return the wrapped
046 * exception.
047 *
048 * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
049 * @since 1.5
050 */
051 public class MBeanException
052 extends JMException
053 {
054
055 /**
056 * Compatible with JDK 1.5
057 */
058 private static final long serialVersionUID = 4066342430588744142L;
059
060 /* Sun re-implemented causality -- don't know why, but
061 serialization demands we do too... */
062
063 /**
064 * The target exception.
065 *
066 * @serial the target exception.
067 */
068 private Exception exception;
069
070 /**
071 * Constructs a new <code>MBeanException</code> wrapping
072 * the specified exception.
073 *
074 * @param e the exception to be wrapped.
075 */
076 public MBeanException(Exception e)
077 {
078 super();
079 exception = e;
080 }
081
082 /**
083 * Constructs a new <code>MBeanException</code> wrapping
084 * the specified exception and using the supplied message.
085 *
086 * @param e the exception to be wrapped.
087 * @param message the error message to give to the user.
088 */
089 public MBeanException(Exception e, String message)
090 {
091 super(message);
092 exception = e;
093 }
094
095 /**
096 * Returns the true cause of this exception, the wrapped
097 * exception.
098 *
099 * @return the wrapped exception.
100 */
101 public Throwable getCause()
102 {
103 return exception;
104 }
105
106 /**
107 * Returns the true cause of this exception, the wrapped
108 * exception.
109 *
110 * @return the wrapped exception.
111 */
112 public Exception getTargetException()
113 {
114 return exception;
115 }
116
117 }