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1
22 package org.jboss.ejb3.test.dd.web.servlets;
23
24 import java.io.IOException  ;
25 import java.io.PrintWriter ;
26 import java.security.Principal ;
27 import java.util.Set ;
28 import javax.naming.InitialContext ;
29 import javax.naming.NamingException ;
30 import javax.security.auth.Subject ;
31 import javax.servlet.ServletException ;
32 import javax.servlet.http.HttpServlet ;
33 import javax.servlet.http.HttpServletRequest ;
34 import javax.servlet.http.HttpServletResponse ;
35 import javax.servlet.http.HttpSession ;
36
37 import org.jboss.logging.Logger;
38
39
43 public class SubjectServlet extends HttpServlet
44 {
45 static Logger log = Logger.getLogger(SubjectServlet.class);
46
47 protected void processRequest(HttpServletRequest request, HttpServletResponse response)
48 throws ServletException , IOException
49 {
50 Principal user = request.getUserPrincipal();
51 HttpSession session = request.getSession(false);
52 Subject userSubject = null;
53 try
54 {
55 userSubject = getActiveSubject();
56 if( userSubject == null )
57 throw new ServletException ("Active subject was null");
58 response.addHeader("X-SubjectServlet", userSubject.toString());
59 }
60 catch(NamingException e)
61 {
62 throw new ServletException ("Failed to lookup active subject", e);
63 }
64 response.setContentType("text/html");
65 PrintWriter out = response.getWriter();
66 out.println("<html>");
67 out.println("<head><title>SecureServlet</title></head>");
68 out.println("<h1>SecureServlet Accessed</h1>");
69 out.println("<body>");
70 out.println("You have accessed this servlet as user:"+user);
71 if( session != null )
72 out.println("<br>The session id is: "+session.getId());
73 else
74 out.println("<br>There is no session");
75 out.println("<br>Subject: "+userSubject);
76 out.println("</body></html>");
77 out.close();
78 }
79
80 protected void doGet(HttpServletRequest request, HttpServletResponse response)
81 throws ServletException , IOException
82 {
83 processRequest(request, response);
84 }
85
86 protected void doPost(HttpServletRequest request, HttpServletResponse response)
87 throws ServletException , IOException
88 {
89 processRequest(request, response);
90 }
91
92 protected Subject getActiveSubject() throws NamingException
93 {
94 InitialContext ctx = new InitialContext ();
95 Subject s = (Subject ) ctx.lookup("java:comp/env/security/subject");
96 return s;
97 }
98 }
99 |
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