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Java > Open Source Codes > org > objectweb > dream > control > activity > task > AbstractTask


1 /**
2  * Dream
3  * Copyright (C) 2003-2004 INRIA Rhone-Alpes
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18  *
19  * Contact: dream@objectweb.org
20  *
21  * Initial developer(s): Matthieu Leclercq
22  * Contributor(s):
23  */
24
25 package org.objectweb.dream.control.activity.task;
26
27 import org.objectweb.fractal.api.control.NameController;
28
29 /**
30  * Abstract Task class. Provides a name controller interface to give a name to a
31  * task.
32  */
33 public abstract class AbstractTask implements Task, NameController
34 {
35
36   /**
37    * An integer that can be used with some schedulers to specify that the task
38    * should be executed again.
39    */
40   protected static final Integer JavaDoc EXECUTE_AGAIN = new Integer JavaDoc(0);
41
42   /**
43    * An integer that can be used with some schedulers to specify that the task
44    * should not be executed again.
45    */
46   protected static final Integer JavaDoc STOP_EXECUTING = new Integer JavaDoc(-1);
47   protected String JavaDoc taskName;
48
49   /**
50    * Create a Task with the specified name.
51    *
52    * @param name the name of the task
53    */
54   public AbstractTask(String JavaDoc name)
55   {
56     this.taskName = name;
57   }
58
59   /**
60    * @see org.objectweb.fractal.api.control.NameController#getFcName()
61    */
62   public String JavaDoc getFcName()
63   {
64     return taskName;
65   }
66
67   /**
68    * @see org.objectweb.fractal.api.control.NameController#setFcName(java.lang.String)
69    */
70   public void setFcName(String JavaDoc name)
71   {
72     taskName = name;
73   }
74
75   /**
76    * @see java.lang.Object#toString()
77    */
78   public String JavaDoc toString()
79   {
80     return taskName;
81   }
82 }
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