CS506 Assignment No. 5 Solution

by Rao Muhammad Aftab Fri Sep 02, 2011 10:02 am

Code:: import java.io.*; import java.util.*; import javax.servlet.*; import javax.servlet.http.*; public class STimerOut extends HttpServlet { // Handles the HTTP <code>GET</code> method. // use rq to read incoming HTTP headers // use rs to specify the HTTP response status public void doGet(HttpServletRequest rq, HttpServletResponse rs) throws ServletException, IOException { // tell the browser that we are sending back html rs.setContentType(“text/html”); // used to modify println() statements to build a legal web page PrintWriter out = rs.getWriter(); int t = 60; /* system extracts a user ID from a cookie or attached URL data, then uses that as a key into a table of previously created HttpSession objects. */ HttpSession s = rq.getSession(); /* following statements build a legal webpage */ out.println(“<HTML>”); out.println(“<HEAD>”); out.println(“<TITLE >”); out.println(“Session TimeOut “); out.println(“</TITLE>”); out.println(“</HEAD>”); out.println(“<BODY>”); out.println(“<H1>”); out.println(“Session TimeOut “); out.println(“</H1>”); out.println(“gaining the old time out ” + s.getMaxInactiveInterval());/* getMaxInactiveInterval() gets the maximum time in seconds for which the session remained inactive. out.println(“<BR>”); out.println(“<BR>”); s.setMaxInactiveInterval(2*t*t); /* sets the maximum time in seconds for which the session can remain inactive. out.println(“giving new time to get out ” + s.getMaxInactiveInterval()); out.println(“</BODY>”); out.println(“</HTML>”);