public resultClass save_credentials(resultClass token) { secure encrypt = new secure(token); if (String.IsNullOrEmpty(token.user_name) || String.IsNullOrEmpty(token.credential)) { Console.Error.WriteLine("username and/or credential cannot be empty strings."); token.status = -1; return(token); } encrypt.encrypt_Credentials(); Console.WriteLine("Credentials stored successfully."); token.status = 0; return(token); }