code: public Observable<StreamingJobInner> getByResourceGroupAsync(String resourceGroupName, String jobName) {
          return getByResourceGroupWithServiceResponseAsync(resourceGroupName, jobName).map(new Func1<ServiceResponseWithHeaders<StreamingJobInner, StreamingJobsGetHeaders>, StreamingJobInner>() {
              @Override
              public StreamingJobInner call(ServiceResponseWithHeaders<StreamingJobInner, StreamingJobsGetHeaders> response) {
                  return response.body();
              }
          });
      }
docs: Gets details about the specified streaming job.
  
  @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
  @param jobName The name of the streaming job.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the StreamingJobInner object