public override bool Validate()
{
return(!(USER_NAME.Trim().Equals("") ||
USER_PSWD.Trim().Equals("") ||
GROUP_NAME.Trim().Equals("")));
}
public bool Authenticate(string username, string password)
{
USER_NAME = username;
Select();
return(USER_PSWD.Equals(password) && GROUP_NAME.Length > 0);
}