📄 chklogon.jsp
字号:
<%@ page contentType="text/html; charset=GBK" language="java" import="java.sql.*" errorPage="../error.jsp" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>无标题文档</title>
</head>
<%
String ID = request.getParameter("ID");
String password = request.getParameter("password");
String info = "0";
Connection con = null;
Statement sm = null;
ResultSet rs = null;
try
{
Class.forName("com.mysql.jdbc.Driver").newInstance();
String url = "jdbc:mysql://localhost/mydb1";
con = DriverManager.getConnection(url,"root","12345");
sm = con.createStatement();
rs = sm.executeQuery("select * from userinfo where userid='"+ID+"'");
if(rs.next())
{
if(rs.getString("password").equals(password))
{
response.sendRedirect("../index.jsp");
session.setAttribute("user",ID);
}
else
response.sendRedirect("logon.jsp?info=2");
}
else
{
response.sendRedirect("logon.jsp?info=1");;
}
}
catch(Exception e)
{
e.printStackTrace();
}
finally
{
if(rs!=null)
{
try{ rs.close();}catch(Exception e){e.printStackTrace();}
}
if(sm!=null)
{
try{ sm.close();}catch(Exception e){e.printStackTrace();}
}
if(con!=null)
{
try{ con.close();}catch(Exception e){e.printStackTrace();}
}
}
%>
<body>
</body>
</html>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -