}
            }
        });
    }

    protected String getParamValue(final DataStoreParams paramMap, final String key, final String defaultValue) {
        return paramMap.getAsString(key, defaultValue);
    }

    protected void addDocument(final DataStoreParams paramMap, final Map<String, Object> dataMap) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        dataCrawlingThreadList.clear();
        final List<String> dataCrawlingThreadStatusList = new ArrayList<>();
        for (final DataConfig dataConfig : configList) {
            final DataStoreParams initParamMap = new DataStoreParams();
            final String sid = ComponentUtil.getCrawlingConfigHelper().store(sessionId, dataConfig);
            sessionIdList.add(sid);

            initParamMap.put(Constants.SESSION_ID, sessionId);