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: package org.cougaar.mts.base;
28:
29: import java.util.ArrayList;
30:
31: import org.cougaar.core.component.Container;
32: import org.cougaar.core.component.ServiceBroker;
33: import org.cougaar.core.component.ServiceProvider;
34: import org.cougaar.core.mts.MessageAddress;
35: import org.cougaar.util.UnaryPredicate;
36:
37: /**
38: * This {@link ServiceProvider} provides and implements the {@link
39: * SendQueueProviderService}. Its jobs is to find or make a {@link
40: * SendQueue} for a given address. For now all addresses use a
41: * singleton queue, in order to enforce ordering across senders.
42: */
43: public class SendQueueFactory extends QueueFactory implements
44: ServiceProvider, SendQueueProviderService {
45: private SendQueue queue; // singleton
46: private SendQueueImpl impl;
47: private Container container;
48: private String id;
49:
50: SendQueueFactory(Container container, String id) {
51: this .container = container;
52: this .id = id;
53: }
54:
55: public void load() {
56: super .load();
57: impl = new SendQueueImpl(id + "/OutQ", container);
58: queue = (SendQueue) attachAspects(impl, SendQueue.class);
59: }
60:
61: public SendQueue getSendQueue(MessageAddress sender) {
62: return queue;
63: }
64:
65: public void removeMessages(UnaryPredicate pred, ArrayList removed) {
66: impl.removeMessages(pred, removed);
67: notifyListeners(removed);
68: }
69:
70: public Object getService(ServiceBroker sb, Object requestor,
71: Class serviceClass) {
72: if (serviceClass == SendQueueProviderService.class) {
73: return this ;
74: }
75: return null;
76: }
77:
78: public void releaseService(ServiceBroker sb, Object requestor,
79: Class serviceClass, Object service) {
80: }
81:
82: }
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