login_confirm.jsp

来自「针对当前网络化教学的发展趋势和成教学生分布广、面授时间短的情况,开发的基于JAV」· JSP 代码 · 共 46 行

JSP
46
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="errorpage.jsp" %>
<%@ page import="stu.*"%>
<html> 
<head>	
<title>登陆检验</title>
</head>
<body>
<jsp:useBean id="ss" scope="page" class="stu.login">
  <jsp:setProperty name="ss" property="*" />
</jsp:useBean>
<jsp:useBean id="db" scope="page" class="stu.sqlBean"/>
<%	
String sql="";
String kind=ss.getKind();
String pw="";
ResultSet rs =null;
String id=ss.getId();

sql="select password from "+kind+" where id='"+id+"' "    ;
rs=db.executeQuery(sql);
if(rs.next()){
pw=rs.getString("password");}
if(ss.getPassword().equals(pw))
{ 
session.setAttribute("id",String.valueOf(id));
int flag=ss.getFlag();
out.print(flag);
switch (flag){
case 1: response.sendRedirect("student.jsp");
break;
case 2: response.sendRedirect("teacher.jsp");
break;
case 3: response.sendRedirect("admin.jsp");
break;
}
}
else {
String message= "登陆失败,用户名或密码有误!!";
session.setAttribute("error",String.valueOf(message));
response.sendRedirect("login.jsp");}
	%>	
</body>
</html>
	
	
	

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