package org.jboss.test.web.servlets;
import java.io.IOException;
import java.io.PrintWriter;
import java.security.Principal;
import java.util.Set;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.security.auth.Subject;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.jboss.logging.Logger;
public class SubjectServlet extends HttpServlet
{
static Logger log = Logger.getLogger(SubjectServlet.class);
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
Principal user = request.getUserPrincipal();
HttpSession session = request.getSession(false);
Subject userSubject = null;
try
{
userSubject = getActiveSubject();
if( userSubject == null )
throw new ServletException("Active subject was null");
response.addHeader("X-SubjectServlet", userSubject.toString());
}
catch(NamingException e)
{
throw new ServletException("Failed to lookup active subject", e);
}
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("<html>");
out.println("<head><title>SecureServlet</title></head>");
out.println("<h1>SecureServlet Accessed</h1>");
out.println("<body>");
out.println("You have accessed this servlet as user:"+user);
if( session != null )
out.println("<br>The session id is: "+session.getId());
else
out.println("<br>There is no session");
out.println("<br>Subject: "+userSubject);
out.println("</body></html>");
out.close();
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
processRequest(request, response);
}
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException
{
processRequest(request, response);
}
protected Subject getActiveSubject() throws NamingException
{
InitialContext ctx = new InitialContext();
Subject s = (Subject) ctx.lookup("java:comp/env/security/subject");
return s;
}
}