import java.io.*;
		import java.util.*;
		import javax.servlet.*; 
		import javax.servlet.http.*; 
		
		public class SessionTest  extends HttpServlet implements HtmlStrings { 
		   public void init(ServletConfig config) throws ServletException { 
		     super.init(config); 
		     } 
		
		   public void doPost(HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { 
		     HttpSession ses = req.getSession(false);
		     res.setContentType("text/html"); 
		     PrintWriter out = res.getWriter();
		     String firstName = (String)ses.getAttribute("firstName");
		     String lastName = (String)ses.getAttribute("lastName");
		     int numPick = ((Integer)ses.getAttribute("numPick")).intValue();
		     double amount = ((Double)ses.getAttribute("amount")).doubleValue();
		     double totalCost = ((Double)ses.getAttribute("totalCost")).doubleValue();
		     StringBuffer sb = new StringBuffer();
		     sb.append("Your session values are: <br>");
		     sb.append("Firstname: "+firstName+"<br>");
		     sb.append("Lastname: "+lastName+"<br>");
		     sb.append("Your number picked: "+numPick+"<br>");
		     sb.append("The amount you picked: "+amount+"<br>");
		     sb.append("Your total is: "+totalCost+"<br>");
		     out.println(sb);
		     out.close();
		     }
		
		   public void doGet (HttpServletRequest req, HttpServletResponse res) throws ServletException, IOException { 
		      doPost(req, res); 
		     } 
		};