success.java

可以让初学者有一个感性的认识

import java.io.*;
import java.util.*;
import javax.servlet.*;
import javax.servlet.http.*;

public class Success extends HttpServlet
{
	public void init(ServletConfig config) throws ServletException
	{
		super.init(config);
	}


	public void doPost(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
	{
		ServletOutputStream out=response.getOutputStream();
		response.setContentType("text/html;charset=GB2312");
		HttpSession session=request.getSession(true);
		int count=((Integer)session.getAttribute("count")).intValue();
		int num=((Integer)session.getAttribute("save")).intValue();
		long startTime=session.getCreationTime();
		long endTime=session.getLastAccessedTime();
		long spendTime=(endTime-startTime)/1000;
		out.println("Congratulation!You are right.");
		out.println("afer just "+count+" tries");
		out.println("you spend "+spendTime+" seconds");
		out.println("That Number is "+num);
	}

	public void doGet(HttpServletRequest request,HttpServletResponse response) throws IOException,ServletException
	{
		doPost(request,response);
	}

}