docs: public Observable<ServiceResponseWithHeaders<InputInner, InputsUpdateHeaders>> updateWithServiceResponseAsync(String resourceGroupName, String jobName, String inputName, InputInner input) {
          if (this.client.subscriptionId() == null) {
              throw new IllegalArgumentException("Parameter this.client.subscriptionId() is required and cannot be null.");
          }
          if (resourceGroupName == null) {
              throw new IllegalArgumentException("Parameter resourceGroupName is required and cannot be null.");
          }
          if (jobName == null) {
              throw new IllegalArgumentException("Parameter jobName is required and cannot be null.");
          }
          if (inputName == null) {
              throw new IllegalArgumentException("Parameter inputName is required and cannot be null.");
          }
          if (input == null) {
              throw new IllegalArgumentException("Parameter input is required and cannot be null.");
          }
          if (this.client.apiVersion() == null) {
              throw new IllegalArgumentException("Parameter this.client.apiVersion() is required and cannot be null.");
          }
          Validator.validate(input);
          final String ifMatch = null;
          return service.update(this.client.subscriptionId(), resourceGroupName, jobName, inputName, input, ifMatch, this.client.apiVersion(), this.client.acceptLanguage(), this.client.userAgent())
              .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponseWithHeaders<InputInner, InputsUpdateHeaders>>>() {
                  @Override
                  public Observable<ServiceResponseWithHeaders<InputInner, InputsUpdateHeaders>> call(Response<ResponseBody> response) {
                      try {
                          ServiceResponseWithHeaders<InputInner, InputsUpdateHeaders> clientResponse = updateDelegate(response);
                          return Observable.just(clientResponse);
                      } catch (Throwable t) {
                          return Observable.error(t);
                      }
                  }
              });
      }