*/
    @Override
    protected List<OpenSearchUrlQueue> fetchUrlQueueList(final String sessionId) {
        final CrawlingConfigHelper crawlingConfigHelper = ComponentUtil.getCrawlingConfigHelper();
        final CrawlingConfig crawlingConfig = crawlingConfigHelper.get(sessionId);
        final Map<String, String> configParams = crawlingConfig.getConfigParameterMap(ConfigName.CONFIG);

     * @param sessionCountId the session count ID
     * @return the crawling configuration
     */
    protected CrawlingConfig getCrawlingConfig(final String sessionCountId) {
        return ComponentUtil.getCrawlingConfigHelper().get(sessionCountId);
    }

                    }
                    doc.remove(thumbnailField);
                }
            });
        }

        final CrawlingConfigHelper crawlingConfigHelper = ComponentUtil.getCrawlingConfigHelper();
        final BulkResponse response = searchEngineClient.addAll(fessConfig.getIndexDocumentUpdateIndex(), docList, (doc, builder) -> {