if (infoMap != null) {
            final List<CrawlingInfoParam> crawlingInfoParamList = new ArrayList<>();
            for (final Map.Entry<String, String> entry : infoMap.entrySet()) {
                final CrawlingInfoParam crawlingInfoParam = new CrawlingInfoParam();
                crawlingInfoParam.setCrawlingInfoId(crawlingInfo.getId());
                crawlingInfoParam.setKey(entry.getKey());

        return createOptionalEntity(doSelectByPK(id, tp), id);
    }

    @Override
    protected Class<? extends CrawlingInfoParam> typeOfSelectedEntity() {
        return CrawlingInfoParam.class;
    }

    @Override
    protected Class<CrawlingInfoParam> typeOfHandlingEntity() {
        return CrawlingInfoParam.class;
    }

    @Override
    protected Class<CrawlingInfoParamCB> typeOfHandlingConditionBean() {

        }
    }

    public void storeInfo(final List<CrawlingInfoParam> crawlingInfoParamList) {
        if (crawlingInfoParamList == null) {
            throw new FessSystemException("Crawling Session Info is null.");
        }

        final long now = ComponentUtil.getSystemHelper().getCurrentTimeAsLong();
        for (final CrawlingInfoParam crawlingInfoParam : crawlingInfoParamList) {