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Java > Open Source Codes > org > objectweb > proactive > core > body > future > FutureEventProducerImpl


1 /*
2 * ################################################################
3 *
4 * ProActive: The Java(TM) library for Parallel, Distributed,
5 * Concurrent computing with Security and Mobility
6 *
7 * Copyright (C) 1997-2002 INRIA/University of Nice-Sophia Antipolis
8 * Contact: proactive-support@inria.fr
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23 * USA
24 *
25 * Initial developer(s): The ProActive Team
26 * http://www.inria.fr/oasis/ProActive/contacts.html
27 * Contributor(s):
28 *
29 * ################################################################
30 */
31 package org.objectweb.proactive.core.body.future;
32
33 import org.objectweb.proactive.core.event.AbstractEventProducer;
34 import org.objectweb.proactive.core.event.FutureEventListener;
35 import org.objectweb.proactive.core.event.ProActiveEvent;
36 import org.objectweb.proactive.core.event.ProActiveListener;
37 import org.objectweb.proactive.core.event.FutureEvent;
38 import org.objectweb.proactive.core.body.future.FutureEventProducer;
39 import org.objectweb.proactive.core.UniqueID;
40
41 public class FutureEventProducerImpl extends AbstractEventProducer implements FutureEventProducer, java.io.Serializable JavaDoc {
42   
43   public FutureEventProducerImpl() {}
44   
45   //
46 // -- PUBLIC METHODS -----------------------------------------------
47 //
48
49   public void notifyListeners(UniqueID bodyID, UniqueID creatorID, int type) {
50     if (hasListeners())
51       notifyAllListeners(new FutureEvent(bodyID, creatorID, type));
52   }
53
54   public void notifyOneListener(ProActiveListener listener, ProActiveEvent futureEvent) {
55     switch (futureEvent.getType()) {
56         case FutureEvent.WAIT_BY_NECESSITY :
57           ((FutureEventListener)listener).waitingForFuture((FutureEvent)futureEvent);
58           break;
59         case FutureEvent.RECEIVED_FUTURE_RESULT :
60           ((FutureEventListener)listener).receivedFutureResult((FutureEvent)futureEvent);
61           break;
62     }
63   }
64
65
66   //
67 // -- implements FutureEventProducer -----------------------------------------------
68 //
69
70   public void addFutureEventListener(FutureEventListener listener) {
71     addListener(listener);
72   }
73
74   public void removeFutureEventListener(FutureEventListener listener) {
75     removeListener(listener);
76   }
77
78
79
80 } // end inner class FutureEventProducer
81
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