用以前的数据库是对的,换了个数据库他就报错了。
<%@ page language="java" import="java.util.*" pageEncoding="GB18030"%>
<%@ page import="java.sql.*" %>
学生用户登录模块
学生信息系统学生用户登录
账号:
| |
密码: |
<%
String account=request.getParameter("account");
if(account==null){account="";}
byte b[]=account.getBytes("ISO-8859-1");
account=new String(b);
String secret=request.getParameter("secret");
if(secret==null){secret="";}
byte c[]=secret.getBytes("ISO-8859-1");
secret=new String(c);
Connection con=null;
Statement sql=null;
ResultSet rs=null;
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}
catch(ClassNotFoundException event){}
try
{
con=DriverManager.getConnection("jdbc:odbc:manage","","");
sql=con.createStatement();
String condition="SELECT*FROM verify WHERE 账号="+"'"+account+"'";
rs=sql.executeQuery(condition);
while(rs.next())
{
String n=rs.getString("账号");
String s=rs.getString("密码");
if(account.equals(n)&&secret.equals(s))
{
session.setAttribute("account",account);
session.setAttribute("secret",secret);
out.println("检测成功。");
String s1=response.encodeRedirectUrl("studentCX.jsp");
response.sendRedirect(s1);
}
}
if(!(session.isNew()))
{
out.print("<BR>您输入的用户民或密码不正确"+account+":"+secret);
}
}
catch(SQLException e1){}
con.close();
%>
返回主页)