@Controller
@RequestMapping(value = "/service")
public class CardController {

  private static final Logger LOGGER = LoggerFactory.getLogger(CardController.class);

  @Autowired
  private CardDao dao;

  @Autowired
  private PaymentService paymentService;

  @Autowired
  private FilaPartnerService filaPartnerService;

@Service
public interface FilaPartnerService {
  RetrievePaymentTokenResponse retrieveXXX(SupplierRequest request);
}

@Component
public class FilaPartnerServiceImpl implements FilaPartnerService {

  @Autowired
  private RestTemplate restTemplate;

  @Autowired
  private RetrieveRequestBuilder retrieveRequestBuilder;

  @Value("${filaPartner.url}")
  private String filaServiceUrl;

  @Override
  public RetrievePaymentTokenResponse retrieveFilaPaymentToken(SupplierTokenRequest request) {
    RetrievePaymentTokenResponse tokenResponse = null;

    RetrievePaymentTokenRequest paymentServiceRequest = retrievePaymentTokenRequestBuilder.retrievePaymentTokenRequestBuilder(request);
    try {
      tokenResponse =
          restTemplate.postForObject( FilaServiceUrl, paymentServiceRequest, RetrievePaymentTokenResponse.class);
    } catch (RestClientException exp) {
      //TO-DO return error code
    }

    return null;
  }
}