Servlet域对象ServletContext小应用------计算网站访问量
Posted 凌晨三点
tags:
篇首语:本文由小常识网(cha138.com)小编为大家整理,主要介绍了Servlet域对象ServletContext小应用------计算网站访问量相关的知识,希望对你有一定的参考价值。
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 }
以上是关于Servlet域对象ServletContext小应用------计算网站访问量的主要内容,如果未能解决你的问题,请参考以下文章