protected function _importData()
    {
        if (Import::BEHAVIOR_DELETE == $this->getBehavior()) {
            $this->deleteCategories();
        } else {
            $this->saveCategories();
            $this->saveOnTab();
        }

        //$this->reindexImportedCategories();

        $this->eventManager->dispatch('catalog_category_import_finish_before', ['adapter' => $this]);

        return true;
    }