Method enrich

core/src/main/java/feign/BaseBuilder.java:262–351

()

  }

  @SuppressWarnings("unchecked")
  B enrich() {
    if (capabilities.isEmpty()) {
      return thisB;
    }

    try {
      B clone = (B) thisB.clone();

      getFieldsToEnrich()
          .forEach(
              field -> {
                field.setAccessible(true);
                try {
                  final Object originalValue = field.get(clone);
                  final Object enriched;
                  if (originalValue instanceof List) {
                    Type ownerType =
                        ((ParameterizedType) field.getGenericType()).getActualTypeArguments()[0];
                    enriched =
                        ((List) originalValue)
                            .stream()
                                .map(
                                    value ->
                                        Capability.enrich(
                                            value, (Class<?>) ownerType, capabilities))
                                .collect(Collectors.toList());
                  } else {
                    enriched = Capability.enrich(originalValue, field.getType(), capabilities);
                  }
                  field.set(clone, enriched);
                } catch (IllegalArgumentException | IllegalAccessException e) {
                  throw new RuntimeException("Unable to enrich field " + field, e);
                } finally {
                  field.setAccessible(false);
                }
              });

      // enrich each request interceptor, then enrich the list as a whole
      RequestInterceptor[] requestArray =
          clone.requestInterceptors.toArray(new RequestInterceptor[0]);
      for (int i = 0; i < requestArray.length; i++) {
        requestArray[i] =
            (RequestInterceptor)
                Capability.enrich(requestArray[i], RequestInterceptor.class, capabilities);
      }
      RequestInterceptors requestInterceptors =
          (RequestInterceptors)
              Capability.enrich(
                  new RequestInterceptors(Arrays.asList(requestArray)),
                  RequestInterceptors.class,
                  capabilities);
      clone.requestInterceptors = requestInterceptors.interceptors();

      // enrich each response interceptor, then enrich the list as a whole
      ResponseInterceptor[] responseArray =
          clone.responseInterceptors.toArray(new ResponseInterceptor[0]);
      for (int i = 0; i < responseArray.length; i++) {