new76.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
String userName = (String)session.getAttribute("userName");
if(userName == null)
{
Cookie[] cs = request.getCookies();
String v = null;
if(cs != null)
{
for(int i=0;i<cs.length;i++)
{
if(cs[i].getName().equals("username"))
{
v = cs[i].getValue();
}
}
}
if(v != null)
{
session.setAttribute("username", v);
out.print(v + ",你好");
}
else
{
out.print("您还没有注册，2秒后转到注册页面");
response.setHeader("Refreash", "2;url=new74.jsp");
}
}
else
{
out.print(userName + ",你好");
}
%>
</body>
</html>
