?? loginmanager.java
字號:
package bookingsystem;
import java.sql.*;
/**
* <p>Title: </p>
*
* <p>Description: </p>
*
* <p>Copyright: Copyright (c) 2007</p>
*
* <p>Company: </p>
*
* @author not attributable
* @version 1.0
*/
public class LoginManager {
public boolean login(String userloginID,String userpassword){
boolean flag=false;
Connection cn=ConnectionDB.getCon();
Statement st=null;
ResultSet rs=null;
String sql ="select * from LOGIN where user_id = '"+userloginID+"' and user_password = '"+userpassword+"'";
try {
st=cn.createStatement();
rs=st.executeQuery(sql);
} catch (SQLException e) {
e.printStackTrace();
}
try {
if(rs.next())
flag=true;
else
flag=false;
} catch (SQLException e) {
e.printStackTrace();
}
ConnectionDB.close(rs);
ConnectionDB.close(cn);
ConnectionDB.close(st);
return flag;
}
}
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