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Java > Open Source Codes > nextapp > echo2 > testapp > thousandmonkeys > GhostTask


1 /*
2  * This file is part of the Echo Web Application Framework (hereinafter "Echo").
3  * Copyright (C) 2002-2005 NextApp, Inc.
4  *
5  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
6  *
7  * The contents of this file are subject to the Mozilla Public License Version
8  * 1.1 (the "License"); you may not use this file except in compliance with
9  * the License. You may obtain a copy of the License at
10  * http://www.mozilla.org/MPL/
11  *
12  * Software distributed under the License is distributed on an "AS IS" basis,
13  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
14  * for the specific language governing rights and limitations under the
15  * License.
16  *
17  * Alternatively, the contents of this file may be used under the terms of
18  * either the GNU General Public License Version 2 or later (the "GPL"), or
19  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
20  * in which case the provisions of the GPL or the LGPL are applicable instead
21  * of those above. If you wish to allow use of your version of this file only
22  * under the terms of either the GPL or the LGPL, and not to allow others to
23  * use your version of this file under the terms of the MPL, indicate your
24  * decision by deleting the provisions above and replace them with the notice
25  * and other provisions required by the GPL or the LGPL. If you do not delete
26  * the provisions above, a recipient may use your version of this file under
27  * the terms of any one of the MPL, the GPL or the LGPL.
28  */
29
30 package nextapp.echo2.testapp.thousandmonkeys;
31
32 import nextapp.echo2.app.TaskQueueHandle;
33
34 /**
35  * Note to developers who might use this class as an example:
36  * Don't. This is a *very unusual* use of asynchronous tasks.
37  * See the documentation for examples of how asynchronous tasks
38  * might normally be used.
39  */
40 public class GhostTask
41 implements Runnable JavaDoc {
42     
43     /**
44      * Creates and starts a new <code>GhostTask</code>.
45      *
46      * @param app the application to test
47      * @param taskQueue the <code>TaskQueueHandle</codE> to which tasks will be
48      * added
49      */
50     static void start(ThousandMonkeysApp app, TaskQueueHandle taskQueue) {
51         app.enqueueTask(taskQueue, new GhostTask(app, taskQueue));
52     }
53     
54     private TaskQueueHandle taskQueue;
55     private ThousandMonkeysApp app;
56     
57     /**
58      * Creates a new <code>GhostTask</code>.
59      *
60      * @param app the application to test
61      * @param taskQueue the <code>TaskQueueHandle</code> to which tasks will be
62      * added
63      */
64     private GhostTask(ThousandMonkeysApp app, TaskQueueHandle taskQueue) {
65         this.taskQueue = taskQueue;
66         this.app = app;
67     }
68     
69     /**
70      * @see java.lang.Runnable#run()
71      */
72     public void run() {
73         app.iterate();
74         app.enqueueTask(taskQueue, this);
75     }
76 }
77
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