code: private void loadMoreData() {
          isLoading = true;
          Util.getClient()
                  .getCloudItemsAsync(sourceId, currentPath, nextTokens.get(currentPath))
                  .subscribeOn(Schedulers.io())
                  .observeOn(AndroidSchedulers.mainThread())
                  .subscribe(this);
      }
docs: Private helper methods (alphabetical order)