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106 lines
3.1 KiB
106 lines
3.1 KiB
/*
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* Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package java.security;
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/**
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* This exception is thrown by
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* {@code doPrivileged(PrivilegedExceptionAction)} and
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* {@code doPrivileged(PrivilegedExceptionAction,
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* AccessControlContext context)} to indicate
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* that the action being performed threw a checked exception. The exception
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* thrown by the action can be obtained by calling the
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* {@code getException} method. In effect, an
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* {@code PrivilegedActionException} is a "wrapper"
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* for an exception thrown by a privileged action.
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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 thrown
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* by the privileged computation" that is provided at construction time and
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* accessed via the {@link #getException()} method 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 method."
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*
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* @see PrivilegedExceptionAction
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* @see AccessController#doPrivileged(PrivilegedExceptionAction)
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* @see AccessController#doPrivileged(PrivilegedExceptionAction,AccessControlContext)
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*/
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public class PrivilegedActionException extends Exception {
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// use serialVersionUID from JDK 1.2.2 for interoperability
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private static final long serialVersionUID = 4724086851538908602L;
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/**
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* @serial
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*/
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private Exception exception;
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/**
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* Constructs a new PrivilegedActionException "wrapping"
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* the specific Exception.
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*
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* @param exception The exception thrown
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*/
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public PrivilegedActionException(Exception exception) {
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super((Throwable)null); // Disallow initCause
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this.exception = exception;
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}
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/**
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* Returns the exception thrown by the privileged computation that
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* resulted in this {@code PrivilegedActionException}.
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*
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* <p>This method 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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* @return the exception thrown by the privileged computation that
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* resulted in this {@code PrivilegedActionException}.
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* @see PrivilegedExceptionAction
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* @see AccessController#doPrivileged(PrivilegedExceptionAction)
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* @see AccessController#doPrivileged(PrivilegedExceptionAction,
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* AccessControlContext)
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*/
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public Exception getException() {
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return exception;
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}
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/**
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* Returns the cause of this exception (the exception thrown by
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* the privileged computation that resulted in this
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* {@code PrivilegedActionException}).
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*
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* @return the cause of this exception.
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* @since 1.4
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*/
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public Throwable getCause() {
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return exception;
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}
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public String toString() {
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String s = getClass().getName();
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return (exception != null) ? (s + ": " + exception.toString()) : s;
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}
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}
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