1 /*
2  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3  *
4  * This code is free software; you can redistribute it and/or modify it
5  * under the terms of the GNU General Public License version 2 only, as
6  * published by the Free Software Foundation.  Oracle designates this
7  * particular file as subject to the "Classpath" exception as provided
8  * by Oracle in the LICENSE file that accompanied this code.
9  *
10  * This code is distributed in the hope that it will be useful, but WITHOUT
11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
13  * version 2 for more details (a copy is included in the LICENSE file that
14  * accompanied this code).
15  *
16  * You should have received a copy of the GNU General Public License version
17  * 2 along with this work; if not, write to the Free Software Foundation,
18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19  *
20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21  * or visit www.oracle.com if you need additional information or have any
22  * questions.
23  */
24 
25 /*
26  * This file is available under and governed by the GNU General Public
27  * License version 2 only, as published by the Free Software Foundation.
28  * However, the following notice accompanied the original version of this
29  * file:
30  *
31  * Written by Doug Lea with assistance from members of JCP JSR-166
32  * Expert Group and released to the public domain, as explained at
33  * http://creativecommons.org/publicdomain/zero/1.0/
34  */
35 
36 package java.util.concurrent;
37 
38 /**
39  * Exception thrown when attempting to retrieve the result of a task
40  * that aborted by throwing an exception. This exception can be
41  * inspected using the {@link #getCause()} method.
42  *
43  * @see Future
44  * @since 1.5
45  * @author Doug Lea
46  */
47 public class ExecutionException extends Exception {
48     private static final long serialVersionUID = 7830266012832686185L;
49 
50     /**
51      * Constructs an {@code ExecutionException} with no detail message.
52      * The cause is not initialized, and may subsequently be
53      * initialized by a call to {@link #initCause(Throwable) initCause}.
54      */
ExecutionException()55     protected ExecutionException() { }
56 
57     /**
58      * Constructs an {@code ExecutionException} with the specified detail
59      * message. The cause is not initialized, and may subsequently be
60      * initialized by a call to {@link #initCause(Throwable) initCause}.
61      *
62      * @param message the detail message
63      */
ExecutionException(String message)64     protected ExecutionException(String message) {
65         super(message);
66     }
67 
68     /**
69      * Constructs an {@code ExecutionException} with the specified detail
70      * message and cause.
71      *
72      * @param  message the detail message
73      * @param  cause the cause (which is saved for later retrieval by the
74      *         {@link #getCause()} method)
75      */
ExecutionException(String message, Throwable cause)76     public ExecutionException(String message, Throwable cause) {
77         super(message, cause);
78     }
79 
80     /**
81      * Constructs an {@code ExecutionException} with the specified cause.
82      * The detail message is set to {@code (cause == null ? null :
83      * cause.toString())} (which typically contains the class and
84      * detail message of {@code cause}).
85      *
86      * @param  cause the cause (which is saved for later retrieval by the
87      *         {@link #getCause()} method)
88      */
ExecutionException(Throwable cause)89     public ExecutionException(Throwable cause) {
90         super(cause);
91     }
92 }
93