使用Cookie简化登录

Login.jsp

<%

Cookie[] cookies=request.getCookies();

if(cookies!=null)

{

for(int i=0;i

{

if("uname".equals(cookies[i].getName()))

{

response.sendRedirect("welcome.jsp");

}

}

}

%>

用户名:
密码:

登录验证页

Dologin.jsp

<%

r equest.setCharacterEncoding("gbk");

S tring userName=request.getParameter("uname");

S tring password=request.getParameter("pwd");

if("niukunrong".equals(userName)&&"111111".equals(password))

Cookie cname=new Cookie("uname",userName);

cname.setMaxAge(5*60);

response.addCookie(cname);

response.sendRedirect("welcome.jsp");

}

%>

欢迎页

Welcome.jsp

欢迎光临本页