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Java > Open Source Codes > org > objectweb > dream > control > activity > scheduler > SchedulerManagerController


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): Vivien Quema
22  * Contributor(s):
23  */
24
25 package org.objectweb.dream.control.activity.scheduler;
26
27 import org.objectweb.fractal.api.Component;
28 import org.objectweb.fractal.api.control.IllegalContentException;
29 import org.objectweb.fractal.api.control.IllegalLifeCycleException;
30
31 /**
32  * A control interface to manage schedulers.
33  */
34 public interface SchedulerManagerController
35 {
36
37   /**
38    * Registers a new scheduler.
39    *
40    * @param scheduler the scheduler to be registered.
41    * @throws IllegalContentException if a content error occurs.
42    * @throws IllegalLifeCycleException if a lifecycle error occurs.
43    */
44   void registerScheduler(Component scheduler) throws IllegalContentException,
45       IllegalLifeCycleException;
46
47   /**
48    * Unregisters the specified scheduler.
49    *
50    * @param scheduler the scheduler to be removed.
51    * @throws IllegalContentException if a content error occurs.
52    * @throws IllegalLifeCycleException if a lifecycle error occurs.
53    */
54   void unregisterScheduler(Component scheduler) throws IllegalContentException,
55       IllegalLifeCycleException;
56
57   /**
58    * Returns the schedulers that have been registered.
59    *
60    * @return the schedulers that have been registered.
61    */
62   Component[] getSchedulers();
63
64 }
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