01: /*
02: * <copyright>
03: *
04: * Copyright 2002-2004 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.core.examples;
28:
29: import org.cougaar.core.component.*;
30: import org.cougaar.core.node.*;
31: import org.cougaar.core.service.AgentIdentificationService;
32:
33: /** Trivial component which does nothing but print a message when it is loaded and
34: * dumps a stack to indicate from where the code is being invoked.
35: * Will try to print information about which agent and node it is in (if known at load point),
36: * and any parameters it was invoked with.
37: **/
38: public class TestComponent extends ComponentSupport {
39: private Object param = null;
40:
41: public void setParameter(Object o) {
42: param = o;
43: }
44:
45: public void load() {
46: super .load();
47: ServiceBroker sb = getServiceBroker();
48:
49: String nodeName = "unknown";
50: {
51: NodeIdentificationService nis = (NodeIdentificationService) sb
52: .getService(this , NodeIdentificationService.class,
53: null);
54: if (nis != null) {
55: nodeName = nis.getMessageAddress().toString();
56: }
57: }
58:
59: String agentName = "unknown";
60: {
61: AgentIdentificationService ais = (AgentIdentificationService) sb
62: .getService(this , AgentIdentificationService.class,
63: null);
64: if (ais != null) {
65: agentName = ais.getName();
66: }
67: }
68:
69: System.err.println("Loaded ComponentTest(" + param + ") into "
70: + nodeName + "/" + agentName + ":");
71: Thread.dumpStack();
72: }
73:
74: }
|