login.jsp

来自「一个简易的留言版(jsp+mysql)。」· JSP 代码 · 共 35 行

JSP
35
字号
<%@ 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>无标题文档</title>
</head>

<body>
<%
String conDriver="com.mysql.jdbc.Driver";
  String constr="jdbc:mysql://localhost:3306/liaotian";
  String username="fan";
  String pass="fan";
 Class.forName(conDriver);
 Connection cons=DriverManager.getConnection(constr,username,pass);
 Statement stem=cons.createStatement();
 ResultSet rs=null;
	String qq=request.getParameter("qq");
	String password=request.getParameter("password");
	  String sql="select * from register where qq='"+qq+"' and password='"+password+"'";
	 session.setAttribute("qq",qq);
	 rs=stem.executeQuery(sql);
	 if(rs.next()){
	   response.sendRedirect("liao.jsp");
	 }
	 else{
	   response.sendRedirect("login_fail.jsp");
	 }
cons.close();
%>

</body>
</html>

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