📄 backcheck.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>backcheck</title>
</head>
<body>
<jsp:useBean id="dbconn" scope="page" class="com.eshop.database.dbconn"/>
<%
String userId = request.getParameter("username");
String userPwd = request.getParameter("passwd");
String password = "";
String sql = "select * from admin where manager = '"+userId+"'";
ResultSet rs = dbconn.executeQuery(sql);
while(rs.next()){
password = rs.getString(2);
}
if(userPwd.equals(password)){
session.setAttribute("AdminId",userId);
response.sendRedirect("Adminwelcome.jsp");
}
else{
out.print("<script language='javascript'>alert('用户名或密码错误!');window.location.href('index.jsp');</script>");
}
%>
</body>
</html>
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