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/* PrivilegedActionException.java -- wrap an exception in a privileged action

   Copyright (C) 1998, 2002, 2005  Free Software Foundation, Inc.

This file is part of GNU Classpath.

GNU Classpath is free software; you can redistribute it and/or modify

it under the terms of the GNU General Public License as published by

the Free Software Foundation; either version 2, or (at your option)

any later version.

GNU Classpath 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 for more details.

You should have received a copy of the GNU General Public License

along with GNU Classpath; see the file COPYING.  If not, write to the

Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

02110-1301 USA.

Linking this library statically or dynamically with other modules is

making a combined work based on this library.  Thus, the terms and

conditions of the GNU General Public License cover the whole

combination.

As a special exception, the copyright holders of this library give you

permission to link this library with independent modules to produce an

executable, regardless of the license terms of these independent

modules, and to copy and distribute the resulting executable under

terms of your choice, provided that you also meet, for each linked

independent module, the terms and conditions of the license of that

module.  An independent module is a module which is not derived from

or based on this library.  If you modify this library, you may extend

this exception to your version of the library, but you are not

obligated to do so.  If you do not wish to do so, delete this

exception statement from your version. */

package java.security;

/**

 * This exception is thrown when an exception is thrown during a

 * privileged action being performed with the

 * <code>AccessController.doPrivileged()</code> method.  It wraps the

 * actual exception thrown in the privileged code.

 *

 * @author Aaron M. Renn (arenn@urbanophile.com)

 * @author Eric Blake (ebb9@email.byu.edu)

 * @see PrivilegedExceptionAction

 * @see AccessController#doPrivileged(PrivilegedExceptionAction)

 * @see AccessController#doPrivileged(PrivilegedExceptionAction, AccessControlContext)

 * @status updated to 1.4

 */

public class PrivilegedActionException extends Exception

{

  /**

   * Compatible with JDK 1.1+.

   */

  private static final long serialVersionUID = 4724086851538908602L;

  /**

   * This is the actual exception that occurred.

   *

   * @serial the wrapped exception

   */

  private Exception exception;

  /**

   * Create a new instance that wraps the specified <code>Exception</code>.

   *

   * @param e the <code>Exception</code> to wrap

   */

  public PrivilegedActionException(Exception e)

  {

    super(e);

    exception = e;

  }

  /**

   * Get the underlying <code>Exception</code> that caused this one. This

   * is a legacy method, the preferred way is {@link #getCause()}.

   *

   * @return the cause

   */

  public Exception getException()

  {

    return exception;

  }

  /**

   * Gets the cause of this exception.

   *

   * @return the cause

   * @since 1.4

   */

  public Throwable getCause()

  {

    return exception;

  }

  /**

   * Convert this to a String.

   *

   * @return the string representation

   */

  public String toString()

  {

    return super.toString();

  }

}