还是不行啊代源如下:<%@ page language="java"contentType="text/html;charset=GBK"%><%@ page import="org.ynw.*" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html:html lang="true"> <head> <html:base /> <title>执行登录</title> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> -->
</head> <body> <% boolean flag=false; PersonOperate p=new PersonOperate(); Person person=null; person=p.queryById((String)request.getAttribute("id")); if(person!=null &&person.getPassword().equals(request.getAttribute("password"))) { session.setAttribute("uname",person.getName()); flag=true; } else { request.setAttribute("err","用户名不存在或密码错误"); } %> <% if(flag) { %> <jsp:forward page="login_success.jsp"/> <% } else { %> <jsp:forward page="login_failure.jsp"/> <% } %> </body></html:html>