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.servicediscovery.servlet;
28:
29: import javax.servlet.Servlet;
30:
31: import org.cougaar.core.service.DomainService;
32: import org.cougaar.core.service.LoggingService;
33: import org.cougaar.core.servlet.SimpleServletComponent;
34: import org.cougaar.core.servlet.SimpleServletSupport;
35: import org.cougaar.planning.ldm.PlanningFactory;
36:
37: /**
38: * <pre>
39: * A special servlet component for the MatchMakerQueryServlet.
40: *
41: * Can't use SimpleServletComponent because we need additional services.
42: * Specifically we need the LoggingService.
43: *
44: **/
45:
46: public class MatchMakerQueryServletComponent extends
47: SimpleServletComponent {
48:
49: protected Servlet createServlet() {
50:
51: MatchMakerQueryServlet mmServlet = new MatchMakerQueryServlet();
52:
53: LoggingService logService = (LoggingService) serviceBroker
54: .getService(mmServlet, LoggingService.class, null);
55:
56: DomainService domainService = (DomainService) serviceBroker
57: .getService(mmServlet, DomainService.class, null);
58:
59: // create the support
60: SimpleServletSupport support;
61: try {
62: support = createSimpleServletSupport(mmServlet);
63: } catch (Exception e) {
64: throw new RuntimeException(
65: "Unable to create Servlet support: "
66: + e.getMessage());
67: }
68:
69: // set the support
70: try {
71: mmServlet.setSimpleServletSupport(support);
72: } catch (Exception e) {
73: throw new RuntimeException(
74: "Unable to set Servlet support: " + e.getMessage());
75: }
76:
77: // set the logging service
78: try {
79: mmServlet.setLoggingService(logService);
80: } catch (Exception e) {
81: throw new RuntimeException("Unable to set LoggingService: "
82: + e.getMessage());
83: }
84:
85: // set the Root Factory
86: try {
87: PlanningFactory ldmf = (PlanningFactory) domainService
88: .getFactory("planning");
89: mmServlet.setRootFactory(ldmf);
90: } catch (Exception e) {
91: throw new RuntimeException("Unable to set LoggingService: "
92: + e.getMessage());
93: }
94:
95: return mmServlet;
96:
97: }
98:
99: }
|