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 an error or other exception is encountered
  40  * in the course of completing a result or task.
  41  *
  42  * @since 1.8
  43  * @author Doug Lea
  44  */
  45 public class CompletionException extends RuntimeException {
  46     private static final long serialVersionUID = 7830266012832686185L;
  47 
  48     /**
  49      * Constructs a {@code CompletionException} with no detail message.
  50      * The cause is not initialized, and may subsequently be
  51      * initialized by a call to {@link #initCause(Throwable) initCause}.
  52      */
  53     protected CompletionException() { }
  54 
  55     /**
  56      * Constructs a {@code CompletionException} with the specified detail
  57      * message. The cause is not initialized, and may subsequently be
  58      * initialized by a call to {@link #initCause(Throwable) initCause}.
  59      *
  60      * @param message the detail message
  61      */
  62     protected CompletionException(String message) {
  63         super(message);
  64     }
  65 
  66     /**
  67      * Constructs a {@code CompletionException} with the specified detail
  68      * message and cause.
  69      *
  70      * @param  message the detail message
  71      * @param  cause the cause (which is saved for later retrieval by the
  72      *         {@link #getCause()} method)
  73      */
  74     public CompletionException(String message, Throwable cause) {
  75         super(message, cause);
  76     }
  77 
  78     /**
  79      * Constructs a {@code CompletionException} with the specified cause.
  80      * The detail message is set to {@code (cause == null ? null :
  81      * cause.toString())} (which typically contains the class and
  82      * detail message of {@code cause}).
  83      *
  84      * @param  cause the cause (which is saved for later retrieval by the
  85      *         {@link #getCause()} method)
  86      */
  87     public CompletionException(Throwable cause) {
  88         super(cause);
  89     }
  90 }