01 package com.bea.medrec.actions;
02
03 import com.bea.medrec.utils.MedRecLog4jFactory;
04 import com.bea.medrec.utils.MedRecWebAppUtils;
05 import javax.servlet.http.HttpServletRequest;
06 import javax.servlet.http.HttpServletResponse;
07 import org.apache.log4j.Logger;
08 import org.apache.struts.action.ActionForm;
09 import org.apache.struts.action.ActionForward;
10 import org.apache.struts.action.ActionMapping;
11 import weblogic.servlet.security.ServletAuthentication;
12
13 /**
14 * <p>Login controller. Handles all request during the logout
15 * process.</p>
16 *
17 * @author Copyright (c) 2006 by BEA Systems. All Rights Reserved.
18 */
19 public class LogoutAction extends PatientBaseAction {
20
21 private static Logger logger = MedRecLog4jFactory.getLogger(LogoutAction.class.getName());
22
23 /**
24 * <p>Process the specified HTTP request, and create the corresponding HTTP
25 * response (or forward to another web component that will create it).
26 * Return an <code>ActionForward</code> instance describing where and how
27 * control should be forwarded.
28 * <br>
29 * Invalidates session and redirects to MedRec homepage.
30 * </p>
31 *
32 * @param mapping The ActionMapping used to select this instance
33 * @param form The optional ActionForm bean for this request (if any)
34 * @param request The HTTP request we are processing
35 * @param response The HTTP response we are creating
36 */
37 public ActionForward executeAction(ActionMapping mapping,
38 ActionForm form,
39 HttpServletRequest request,
40 HttpServletResponse response)
41 throws Exception {
42 logger.info("Logging out user.");
43
44 logger.info("Invalidating session.");
45 ServletAuthentication.invalidateAll(request);
46
47 // Return to MedRec start page.
48 return mapping.findForward("medrec.startpage");
49 }
50
51 }
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