📄 load1.jsp

📁 jsp做的一个个人网站

💻 JSP

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<%@ page contentType="text/html; charset=gb2312" import="java.sql.*,java.io.*"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>管理员登陆</title>
</head>
<body>

<%if(session.getAttribute("flag")=="1") 
out.print("<script> {alert('您已经是用户登陆状态！');window.open('allleavewords.jsp','_self') }</script>");
request.setCharacterEncoding("gb2312");
String username=request.getParameter("gly");
if(username==null){}
else{
String password=request.getParameter("pwd");
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con=DriverManager.getConnection("jdbc:odbc:test","sa","sa");
String message="select * from gly1 where username='"+username+"'and password='"+password+"'";
Statement sql=con.createStatement();
ResultSet rs=sql.executeQuery(message);
if(rs.next()){
session.setAttribute("flag1","2");
session.setAttribute("gly",username);
out.print("<script>alert('登陆成功！');location.href='guanli.jsp'</script>");
%>


<% }
else {
  out.print("<script>alert('您的密码有误,请核对您的密码！');location.href='load1.jsp';</script>");
      }

 con.close();

 }
 %>
<form name="aaa" method="post" action="" onSubmit="return check()"><label>
<script language="javascript">
</script>
<script language="javascript">function check()
{
	if (aaa.gly.value=="")
	{
		alert("用户名不能为空！");
		return false;
		
	}
	if (aaa.pwd.value=="")
	{
		alert("密码不能为空！");
		return false;
		
	}
	return true;
}
</script>
   <p>管理员登陆</p>
   <p align="left">管理员：<input name="gly" type="text"></p>
   
   <p align="left">密&nbsp;码：<input type="password" name="pwd"></label></p>   
    
     <p align="left"><input type="submit" name="Submit" value="提交">
                    <input type="reset" name="Submit2" value="取消"></p>
      
</form>  
<a href="index.jsp">返回  </a>  
</body>

</html>

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