application對象統(tǒng)計所有用戶對某網(wǎng)頁的訪問次數(shù)

%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
html>
head>
meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
title>Insert title here/title>
/head>
body>
%
//判斷application對象中有沒有保存名為count的參數(shù)
//如果沒有，在application對象中新增一個名為count的參數(shù)
if(application.getAttribute("count")==null){
application.setAttribute("count", new Integer(0));
}
Integer count = (Integer)application.getAttribute("count");
//使用application對象讀取count參數(shù)的值，再在原值基礎(chǔ)上累加1
application.setAttribute("count",new Integer(count.intValue()+1));
%>
h2>
!-- 輸出累加后的count參數(shù)對應(yīng)的值 -->
歡迎您訪問，本頁面已經(jīng)被訪問過 font color="#ff0000">%=application.getAttribute("count") %>/font>次。。。。
/h2>
/body>
/html>

%@include file="count.jsp" %>