@Override
  protected MethodMetadata parseAndValidateMetadata(Class<?> targetType, Method method) {
    return super.parseAndValidateMetadata(targetType, method);
  }
Please refer to the <a href="https://github.com/Netflix/feign/tree/master/feign-jaxrs">Feign
JAX-RS README</a>.
jaxrs/src/main/java/feign/jaxrs/JAXRSContract.java