01: /*
02: * <copyright>
03: *
04: * Copyright 1997-2004 BBNT Solutions, LLC
05: * under sponsorship of the Defense Advanced Research Projects
06: * Agency (DARPA).
07: *
08: * You can redistribute this software and/or modify it under the
09: * terms of the Cougaar Open Source License as published on the
10: * Cougaar Open Source Website (www.cougaar.org).
11: *
12: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
13: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
14: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
15: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
16: * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
17: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
18: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
22: * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23: *
24: * </copyright>
25: */
26:
27: // Later this will move elsewhere...
28: package org.cougaar.core.qos.rss;
29:
30: import org.cougaar.core.component.ServiceBroker;
31: import org.cougaar.core.service.ThreadService;
32: import org.cougaar.core.thread.Schedulable;
33: import org.cougaar.qos.qrs.TaskScheduler;
34:
35: /**
36: * This entity allows RSS tasks to use the COUGAAR ThreadService.
37: */
38: public class CougaarTimer implements TaskScheduler {
39: private final ThreadService threadService;
40:
41: CougaarTimer(ServiceBroker sb) {
42: threadService = sb.getService(this , ThreadService.class, null);
43: }
44:
45: public Object schedule(Runnable body, long delay) {
46: Schedulable sched = threadService.getThread(this , body);
47: sched.schedule(delay);
48: return sched;
49: }
50:
51: public Object schedule(Runnable body, long delay, long period) {
52: Schedulable sched = threadService.getThread(this , body);
53: sched.schedule(delay, period);
54: return sched;
55: }
56:
57: public void unschedule(Object task) {
58: if (task != null) {
59: ((Schedulable) task).cancelTimer();
60: }
61: }
62:
63: }
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