code: public final U setDecorators(
              List<Function<Service<HttpRequest, HttpResponse>,
                      ? extends Service<HttpRequest, HttpResponse>>> decorators) {
          this.decorators = requireNonNull(decorators, "decorators");
          return self();
      }
docs: Sets the decorators of the annotated service object. {@code decorators} are applied to {@code service} in
  order.