| /* |
| * Copyright (c) 1996, 2004, 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.lang.reflect; |
| |
| /** |
| * InvocationTargetException is a checked exception that wraps |
| * an exception thrown by an invoked method or constructor. |
| * |
| * <p>As of release 1.4, this exception has been retrofitted to conform to |
| * the general purpose exception-chaining mechanism. The "target exception" |
| * that is provided at construction time and accessed via the |
| * {@link #getTargetException()} method is now known as the <i>cause</i>, |
| * and may be accessed via the {@link Throwable#getCause()} method, |
| * as well as the aforementioned "legacy method." |
| * |
| * @see Method |
| * @see Constructor |
| */ |
| public class InvocationTargetException extends ReflectiveOperationException { |
| /** |
| * Use serialVersionUID from JDK 1.1.X for interoperability |
| */ |
| private static final long serialVersionUID = 4085088731926701167L; |
| |
| /** |
| * This field holds the target if the |
| * InvocationTargetException(Throwable target) constructor was |
| * used to instantiate the object |
| * |
| * @serial |
| * |
| */ |
| private Throwable target; |
| |
| /** |
| * Constructs an {@code InvocationTargetException} with |
| * {@code null} as the target exception. |
| */ |
| protected InvocationTargetException() { |
| super((Throwable)null); // Disallow initCause |
| } |
| |
| /** |
| * Constructs a InvocationTargetException with a target exception. |
| * |
| * @param target the target exception |
| */ |
| public InvocationTargetException(Throwable target) { |
| super((Throwable)null); // Disallow initCause |
| this.target = target; |
| } |
| |
| /** |
| * Constructs a InvocationTargetException with a target exception |
| * and a detail message. |
| * |
| * @param target the target exception |
| * @param s the detail message |
| */ |
| public InvocationTargetException(Throwable target, String s) { |
| super(s, null); // Disallow initCause |
| this.target = target; |
| } |
| |
| /** |
| * Get the thrown target exception. |
| * |
| * <p>This method predates the general-purpose exception chaining facility. |
| * The {@link Throwable#getCause()} method is now the preferred means of |
| * obtaining this information. |
| * |
| * @return the thrown target exception (cause of this exception). |
| */ |
| public Throwable getTargetException() { |
| return target; |
| } |
| |
| /** |
| * Returns the cause of this exception (the thrown target exception, |
| * which may be {@code null}). |
| * |
| * @return the cause of this exception. |
| * @since 1.4 |
| */ |
| public Throwable getCause() { |
| return target; |
| } |
| } |