Servlet: simple session : Session « Servlets « Java
Servlet: simple session
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
public class SimpleSession extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, java.io.IOException {
response.setContentType("text/html");
java.io.PrintWriter out = response.getWriter();
HttpSession session = request.getSession();
out.println("<html>");
out.println("<head>");
out.println("<title>Simple Session Tracker</title>");
out.println("</head>");
out.println("<body>");
out.println("<h2>Session Info</h2>");
out.println("session Id: " + session.getId() + "<br><br>");
out.println("The SESSION TIMEOUT period is "
+ session.getMaxInactiveInterval() + " seconds.<br><br>");
out.println("Now changing it to 20 minutes.<br><br>");
session.setMaxInactiveInterval(20 * 60);
out.println("The SESSION TIMEOUT period is now "
+ session.getMaxInactiveInterval() + " seconds.");
out.println("</body>");
out.println("</html>");
}
/**
* Handles the HTTP <code>POST</code> method.
*
* @param request
* servlet request
* @param response
* servlet response
*/
protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException,
java.io.IOException {
doGet(request, response);
}
}
