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 org.cougaar.core.component.ServiceBroker;
30: import org.cougaar.mts.std.AttributedMessage;
31: import org.cougaar.core.mts.MessageAddress;
32:
33: /**
34: * The default, and for now only, implementation of Router. The
35: * <strong>routeMesageMethod</strong> finds the DestinationQueue for
36: * each message's target, and enqueues the outgoing message there. */
37: final class RouterImpl implements Router {
38: private DestinationQueueProviderService destQService;
39:
40: RouterImpl(ServiceBroker sb) {
41: destQService = (DestinationQueueProviderService) sb.getService(
42: this , DestinationQueueProviderService.class, null);
43: }
44:
45: /** Find or make a DestinationQueue for this message, then add the
46: message to that queue. The factory has a fairly efficient cache,
47: so we do not have to cache here. */
48: public void routeMessage(AttributedMessage message) {
49: MessageAddress destination = message.getTarget();
50: DestinationQueue queue = destQService
51: .getDestinationQueue(destination);
52: queue.holdMessage(message);
53: }
54:
55: }
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