if (port == -1) {
                        port = "https".equalsIgnoreCase(protocol) ? 443 : 80;
                    }
                    final PasswordAuthentication auth = Authenticator.requestPasswordAuthentication(null, port, protocol, "", authMethod);
                    if (auth == null) {
                        return null;
                    }
                    user = auth.getUserName();

                            port = "https".equalsIgnoreCase(protocol) ? 443 : 80;
                        }
                        final PasswordAuthentication auth =
                                Authenticator.requestPasswordAuthentication(null, port, protocol, "", this.authMethod);
                        if (auth == null) {
                            return null;
                        }
                        user = auth.getUserName();