📄 session4.jsp
字号:
<!--session4.jsp-->
<%@ page import="java.util.*"%>
<%!final void CreateSession(final HttpServletRequest request) {
final HttpSession session = request.getSession(true);
if(request.getParameter("name")!=null){
session.setAttribute("name",request.getParameter("name").toString());
}else{
session.setAttribute("name","guest");
}
}%>
<%! int count;%>
<html>
<head>
<title>session4.jsp</title>
<META content="text/html; charset=gb2312" http-equiv=Content-Type>
<style type="text/css">
</style>
</head>
<% CreateSession(request);%>
<body>
<%
if (session.isNew()) {
session.setAttribute("counter","1");
%>
<h1>Welcome to a new session.</h1>
<%
} else {
count = Integer.parseInt(session.getAttribute("counter").toString());
count++;
session.setAttribute("counter",Integer.toString(count));
%>
<h1><%= session.getAttribute("name")%>! Welcome back: <%=count%></h1>
<%
}
%>
<p/>
<a href="session4.jsp">click to enable session rewriting. </a>
</body>
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