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Java > Open Source Codes > org > jboss > test > web > servlets > SecureEJBServletMT


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10   * the License, or (at your option) any later version.
11   *
12   * This software is distributed in the hope that it will be useful,
13   * but WITHOUT ANY WARRANTY; without even the implied warranty of
14   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15   * Lesser General Public License for more details.
16   *
17   * You should have received a copy of the GNU Lesser General Public
18   * License along with this software; if not, write to the Free
19   * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20   * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21   */

22 package org.jboss.test.web.servlets;
23
24 import java.io.IOException JavaDoc;
25 import java.io.PrintWriter JavaDoc;
26 import java.io.StringWriter JavaDoc;
27 import java.security.Principal JavaDoc;
28 import javax.naming.Context JavaDoc;
29 import javax.naming.InitialContext JavaDoc;
30 import javax.naming.NamingException JavaDoc;
31 import javax.servlet.ServletConfig JavaDoc;
32 import javax.servlet.ServletException JavaDoc;
33 import javax.servlet.http.HttpSession JavaDoc;
34 import javax.servlet.http.HttpServlet JavaDoc;
35 import javax.servlet.http.HttpServletRequest JavaDoc;
36 import javax.servlet.http.HttpServletResponse JavaDoc;
37
38 import org.jboss.test.web.interfaces.StatelessSession;
39 import org.jboss.test.web.interfaces.StatelessSessionHome;
40
41 /** A servlet that spawns a thread to perform a long running task that
42 interacts with a secure EJB.
43
44 @author Scott.Stark@jboss.org
45 @version $Revision: 58115 $
46 */

47 public class SecureEJBServletMT extends HttpServlet JavaDoc
48 {
49    static org.jboss.logging.Logger log = org.jboss.logging.Logger.getLogger(SecureEJBServletMT.class);
50    
51     protected void processRequest(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
52         throws ServletException JavaDoc, IOException JavaDoc
53     {
54         HttpSession JavaDoc session = request.getSession();
55         Principal JavaDoc user = request.getUserPrincipal();
56         Object JavaDoc result = session.getAttribute("request.result");
57
58         response.setContentType("text/html");
59         PrintWriter JavaDoc out = response.getWriter();
60         out.println("<html>");
61         out.println("<head><title>SecureEJBServletMT</title></head>");
62         if( result == null )
63             out.println("<meta http-equiv='refresh' content='5'>");
64         out.println("<h1>SecureEJBServletMT Accessed</h1>");
65         out.println("<body><pre>You have accessed this servlet as user: "+user);
66
67         if( result == null )
68         {
69             Worker worker = new Worker(session);
70             out.println("Started worker thread...");
71             Thread JavaDoc t = new Thread JavaDoc(worker, "Worker");
72             t.start();
73         }
74         else if( result instanceof Exception JavaDoc )
75         {
76             StringWriter JavaDoc sw = new StringWriter JavaDoc();
77             PrintWriter JavaDoc pw = new PrintWriter JavaDoc(sw);
78             Exception JavaDoc e = (Exception JavaDoc) result;
79             e.printStackTrace(pw);
80             response.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR, sw.toString());
81         }
82         else
83         {
84             out.println("Finished request, result = "+result);
85         }
86         out.println("</pre></body></html>");
87         out.close();
88     }
89
90     protected void doGet(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
91         throws ServletException JavaDoc, IOException JavaDoc
92     {
93         processRequest(request, response);
94     }
95
96     protected void doPost(HttpServletRequest JavaDoc request, HttpServletResponse JavaDoc response)
97         throws ServletException JavaDoc, IOException JavaDoc
98     {
99         processRequest(request, response);
100     }
101
102     static class Worker implements Runnable JavaDoc
103     {
104         HttpSession JavaDoc session;
105         Worker(HttpSession JavaDoc session)
106         {
107             this.session = session;
108         }
109         public void run()
110         {
111             try
112             {
113                 log.debug("Worker, start: "+System.currentTimeMillis());
114                 Thread.currentThread().sleep(2500);
115                 InitialContext JavaDoc ctx = new InitialContext JavaDoc();
116                 StatelessSessionHome home = home = (StatelessSessionHome) ctx.lookup("java:comp/env/ejb/SecuredEJB");
117                 StatelessSession bean = home.create();
118                 String JavaDoc echoMsg = bean.echo("SecureEJBServlet called SecuredEJB.echo");
119                 session.setAttribute("request.result", echoMsg);
120             }
121             catch(Exception JavaDoc e)
122             {
123                 session.setAttribute("request.result", e);
124             }
125             finally
126             {
127                 log.debug("Worker, end: "+System.currentTimeMillis());
128             }
129         }
130     }
131 }
132
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