final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String thumbnailId = DocumentUtil.getValue(docMap, fessConfig.getIndexFieldId(), String.class);
        final Tuple3<String, String, String> task = new Tuple3<>(getName(), thumbnailId, path);
        if (logger.isDebugEnabled()) {
            logger.debug("Create thumbnail task: {}", task);

                    if (!docMap.containsKey(Constants.SCORE)) {
                        docMap.put(Constants.SCORE, hit.getScore());
                    }

                    docMap.put(fessConfig.getIndexFieldId(), hit.getId());
                    docMap.put(fessConfig.getIndexFieldVersion(), hit.getVersion());
                    docMap.put(fessConfig.getIndexFieldSeqNo(), hit.getSeqNo());

        final String scoreField = fessConfig.getRankFusionScoreField();
        final Map<String, Map<String, Object>> scoreDocMap = new HashMap<>();
        final String idField = fessConfig.getIndexFieldId();
        final Set<Object> mainIdSet = new HashSet<>();
        for (int i = 0; i < results.length; i++) {
            final List<Map<String, Object>> docList = results[i].getDocumentList();

            putResultDataBody(dataMap, fessConfig.getIndexFieldLang(), fessConfig.getCrawlerDocumentFileDefaultLang());
        }
        // id
        putResultDataBody(dataMap, fessConfig.getIndexFieldId(), crawlingInfoHelper.generateId(dataMap));
        // parentId
        String parentUrl = responseData.getParentUrl();
        if (StringUtil.isNotBlank(parentUrl)) {

                                OptionalThing.of(FessUserBean.empty()), SearchRequestType.ADMIN_SEARCH).stream().map(doc -> {
                                    final String id = DocumentUtil.getValue(doc, fessConfig.getIndexFieldId(), String.class);
                                    final String docId = DocumentUtil.getValue(doc, fessConfig.getIndexFieldDocId(), String.class);

                stream(crawlingConfig.getVirtualHosts()).get(stream -> stream.filter(StringUtil::isNotBlank).collect(Collectors.toList())));
        // id
        putResultDataBody(dataMap, fessConfig.getIndexFieldId(), crawlingInfoHelper.generateId(dataMap));
        // parentId
        String parentUrl = responseData.getParentUrl();
        if (StringUtil.isNotBlank(parentUrl)) {

                        }

                        final String id = DocumentUtil.getValue(doc, fessConfig.getIndexFieldId(), String.class);
                        searchHelper.update(id, builder -> {
                            final Script script = ComponentUtil.getLanguageHelper().createScript(doc,

     * Get the value for the key 'index.field.id'. <br>
     * The value is, e.g. _id <br>
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getIndexFieldId();

    /**
     * Get the value for the key 'index.field.version'. <br>
     * The value is, e.g. _version <br>