code: public Observable<List<WorkflowRunActionRepetitionDefinitionInner>> listAsync(String resourceGroupName, String workflowName, String runName, String actionName) {
          return listWithServiceResponseAsync(resourceGroupName, workflowName, runName, actionName).map(new Func1<ServiceResponse<List<WorkflowRunActionRepetitionDefinitionInner>>, List<WorkflowRunActionRepetitionDefinitionInner>>() {
              @Override
              public List<WorkflowRunActionRepetitionDefinitionInner> call(ServiceResponse<List<WorkflowRunActionRepetitionDefinitionInner>> response) {
                  return response.body();
              }
          });
      }
docs: Get all of a workflow run action repetitions.
  
  @param resourceGroupName The resource group name.
  @param workflowName The workflow name.
  @param runName The workflow run name.
  @param actionName The workflow action name.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the List&lt;WorkflowRunActionRepetitionDefinitionInner&gt; object