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  • sessionpage1

    session1

    <%@page import="java.text.SimpleDateFormat"%>
    <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
    <%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    %>
    
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    <html>
      <head>
        <base href="<%=basePath%>">
        
        <title>My JSP 'index.jsp' starting page</title>
    	<meta http-equiv="pragma" content="no-cache">
    	<meta http-equiv="cache-control" content="no-cache">
    	<meta http-equiv="expires" content="0">    
    	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    	<meta http-equiv="description" content="This is my page">
    	<!--
    	<link rel="stylesheet" type="text/css" href="styles.css">
    	-->
      </head>
      
      <body>
         <h1>session内置对象</h1>
         <hr>
         <%
           SimpleDateFormat sdf=new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss");
           Date d=new Date(session.getCreationTime());
           session.setAttribute("username", "frank");
            %>
            session创建时间:<%=sdf.format(d) %><br>
            sessionID:<%=session.getId() %><br>
            GET用户名: <%=session.getAttribute("username") %><br>
            <a href="sessionpage2.jsp"target="_blank">跳转</a> 
      </body>
    </html>
    

    sessionpage2

    <%@page import="java.text.SimpleDateFormat"%>
    <%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
    <%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    %>
    
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    <html>
      <head>
        <base href="<%=basePath%>">
        
        <title>My JSP 'index.jsp' starting page</title>
    	<meta http-equiv="pragma" content="no-cache">
    	<meta http-equiv="cache-control" content="no-cache">
    	<meta http-equiv="expires" content="0">    
    	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    	<meta http-equiv="description" content="This is my page">
    	<!--
    	<link rel="stylesheet" type="text/css" href="styles.css">
    	-->
      </head>
      
      <body>
         <h1>session内置对象</h1>
         <hr>
         <%
           //SimpleDateFormat sdf=new SimpleDateFormat("yyyy年MM月dd日 HH:mm:ss");
           //Date d=new Date(session.getCreationTime());
           //session.setAttribute("username", "frank");
            %>
           
            sessionID:<%=session.getId() %><br>
                      获取用户名: <%=session.getAttribute("username") %><br>
            <a href="sessionpage2.jsp"target="_blank">跳转</a> 
      </body>
    </html>
    

     运行截图

    1.

     2.

    设置了对话最长生命周期后

    session.setMaxInactiveInterval(5);

    截图

    1.

    2.5s后点击跳转

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  • 原文地址:https://www.cnblogs.com/frankzone/p/7828745.html
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