<%@page import="java.net.URLDecoder"%><%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%>
         
用户登录
    
     
    <%    request.setCharacterEncoding("utf-8");        String userName = "";        String password = "";                Cookie[] cookies=request.getCookies();        if(cookies!=null&&cookies.length>0){            for(Cookie c:cookies){                if(c.getName().equals("userName")){                    userName=URLDecoder.decode(c.getValue(), "utf-8");                }                if(c.getName().equals("password")){                    password=URLDecoder.decode(c.getValue(), "utf-8");                }            }        }    %>    
     
        
      
                   
        
                         
用户名：
                         
                    
                    
                         
密码：
                         
>
                    
                    
                         
10天内记住用户名
                    
                    
                         
登录
                    
               
      
    
     

<%@page import="java.net.URLEncoder"%><%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%>
         
登陆成功
    
    
    
    
    
    <%        /* 首先判断用户是否选择了记住用户名 */        String[] isCookie=request.getParameterValues("isUseCookie");        if(isCookie!=null&&isCookie.length>0){                                    request.setCharacterEncoding("utf-8");                        //把用户名和密码保存再cookie对象里            String userName=URLEncoder.encode(request.getParameter("userName"),"utf-8");            //使用URL解决无法在cookie中无法保存中文            String password=URLEncoder.encode(request.getParameter("password"),"utf-8");                                    Cookie cookieName=new Cookie("userName",userName);            Cookie cookiePassword=new Cookie("password",password);            cookieName.setMaxAge(864000);            cookiePassword.setMaxAge(864000);//设置最大生存期限为10天            response.addCookie(cookieName);            response.addCookie(cookiePassword);                    }else{            //把已经保存的Cookie内容失效            Cookie[] cookies=request.getCookies();            if(cookies!=null&&cookies.length>0){                for(Cookie c:cookies){                    if(c.getName().equals("userName")||(c.getName().equals("password"))){                        c.setMaxAge(0);//设置cookie失效                        response.addCookie(c);                    }                }            }        }    %>    查看用户信息

<%@page import="java.net.URLDecoder"%><%@ page language="java" contentType="text/html; charset=utf-8"    pageEncoding="utf-8"%>
         
用户信息
    
     
    
    <%        request.setCharacterEncoding("utf-8");                String userName = "";        String password = "";                Cookie[] cookies = request.getCookies();        if (cookies != null && cookies.length > 0)        {            for (Cookie c : cookies)            {                if (c.getName().equals("userName"))                {                    userName = URLDecoder.decode(c.getValue(), "utf-8");                }                if (c.getName().equals("password"))                {                    password = URLDecoder.decode(c.getValue(), "utf-8");                }            }        }    %>    
    
    
 用户名：<%=userName%>    
 密码：<%=password%>