import java.util.*;
import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
public class MyServlet extends HttpServlet {
public void doGet(HttpServletRequest req, HttpServletResponse res)
throws ServletException, IOException {
res.setContentType("text/html");
PrintWriter out = res.getWriter();
// Get the current session object, create one if necessary
HttpSession session = req.getSession();
out.println("<HTML><HEAD><TITLE>SessionTimer</TITLE></HEAD>");
out.println("<BODY><H1>Session Timer</H1>");
// Display the previous timeout
out.println("The previous timeout was " +
session.getMaxInactiveInterval());
out.println("<BR>");
// Set the new timeout
session.setMaxInactiveInterval(2*60*60); // two hours
// Display the new timeout
out.println("The newly assigned timeout is " +
session.getMaxInactiveInterval());
out.println("</BODY></HTML>");
}
}
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE web-app
PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN"
"http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">
<web-app>
<servlet><servlet-name>MyServletName</servlet-name>
<servlet-class>MyServlet</servlet-class>
</servlet>
<servlet-mapping><servlet-name>MyServletName</servlet-name>
<url-pattern>/index.html</url-pattern>
</servlet-mapping>
</web-app>
Download: ServletSessionMaxInactiveInterval.zip( 89 k)