1 package cn.yzu;
2 import java.io.IOException;
3 import java.io.PrintWriter;
4 import javax.servlet.ServletContext;
5 import javax.servlet.ServletException;
6 import javax.servlet.http.HttpServlet;
7 import javax.servlet.http.HttpServletRequest;
8 import javax.servlet.http.HttpServletResponse;
9
10 public class AServlet extends HttpServlet {
11
12 public void doGet(HttpServletRequest request, HttpServletResponse response)
13 throws ServletException, IOException {
14 ServletContext application=this.getServletContext();
15 Integer count=(Integer) application.getAttribute("count");
16 if(count==null)
17 {
18 count=1;
19 application.setAttribute("count",count);
20 }
21 else
22 application.setAttribute("count",++count);
23 PrintWriter writer=response.getWriter();
24 writer.print("<h1>"+count+"</h1>");
25 }
26 public void doPost(HttpServletRequest request, HttpServletResponse response)
27 throws ServletException, IOException {
28 doGet(request, response);
29 }
30 }
