Files Required hello.html abc.html xyz.html HelloServlet.java OKServlet.java web.xml hello.html <html> <body bgcolor=pink> <center> <font size=16 color="RED" <h1>JAVA LEARNING CENTER</h1></font> <form action="/hello.do"> <h4>Enter your Email</h4> <input type="text" name="email"><br> <input type="submit" value="Click here"> </form> </body> </html> abc.html xyz.html <h1>I am ABC</h1> <h1>I am XYZ</h1> HelloServlet.java package com.javasree; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; public class HelloServlet extends HttpServlet { public void service(HttpServletRequest req,HttpServletResponse res) throws ServletException,IOException { String em=req.getParameter("email"); HttpSession ses=req.getSession(); PrintWriter out=res.getWriter(); out.println("<h1>"); out.println("<body bgcolor=green>"); out.println("Your out.println("Creation Time:"+ses.getCreationTime()+"<br>"); out.println("Your SessionId :"+ses.getId()+"<br>"); out.println("IS Session New ?:"+ses.isNew()+"<br>"); out.println("<form action='/ok.ok'>"); out.println("<input type=hidden name='JSessionId' value="+ses.getId()+">"); out.println("<input type=submit value='click here'>"); out.println("</form>"); out.println("<a href="+res.encodeURL("abc.html")+">Click me for ABC</a><br>"); out.println("<a href='xyz.html'>Click me for XYZ</a><br>"); out.println("</body>"); } } Program for URL Rewriting and Hidden Field P VI
