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Java > Open Source Codes > net > jforum > util > concurrent > Executor


1 /*
2  * Copyright (c) 2003, Rafael Steil
3  * All rights reserved.
4
5  * Redistribution and use in source and binary forms,
6  * with or without modification, are permitted provided
7  * that the following conditions are met:
8
9  * 1) Redistributions of source code must retain the above
10  * copyright notice, this list of conditions and the
11  * following disclaimer.
12  * 2) Redistributions in binary form must reproduce the
13  * above copyright notice, this list of conditions and
14  * the following disclaimer in the documentation and/or
15  * other materials provided with the distribution.
16  * 3) Neither the name of "Rafael Steil" nor
17  * the names of its contributors may be used to endorse
18  * or promote products derived from this software without
19  * specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
22  * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
23  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
24  * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
25  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR
26  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
27  * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
29  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES
30  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
32  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
33  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
34  * IN CONTRACT, STRICT LIABILITY, OR TORT
35  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
36  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
37  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
38  *
39  * This file creation date: Jan 27, 2004
40  * net.jforum.util.concurrent.Executor.java
41  * The JForum Project
42  * http://www.jforum.net
43  *
44  * $Id: Executor.java,v 1.4 2005/07/26 03:05:07 rafaelsteil Exp $
45  */
46
47 package net.jforum.util.concurrent;
48
49 /**
50  * Interface for objects that execute Tasks objects.
51  * An executor can use any stategy to execute a given Task.
52  *
53  * @author Rodrigo Kumpera
54  */
55 public interface Executor
56 {
57     /**
58      * Puts the given task on the execution queue.
59      * */
60     void execute(Task task) throws InterruptedException JavaDoc;
61     
62     /**
63      * Puts the given talk on the execution queue and returns a Result object.
64      * */
65     Result executeWithResult(Task task) throws InterruptedException JavaDoc;
66 }
67
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