new String[] { fessConfig.getIndexFieldId(), fessConfig.getIndexFieldLastModified(),
                                fessConfig.getIndexFieldAnchor(), fessConfig.getIndexFieldSegment(), fessConfig.getIndexFieldExpires(),
                                fessConfig.getIndexFieldClickCount(), fessConfig.getIndexFieldFavoriteCount() });
                if (document == null) {

     * A function to find document IDs.
     */
    protected Function<Map<String, Object>, String[]> idFinder = params -> {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final SearchEngineClient client = ComponentUtil.getSearchEngineClient();
        final String index = fessConfig.getIndexDocumentUpdateIndex();
        final Object url = params.get("url");
        if (url == null) {

    protected Hashtable<String, String> createAdminEnv() {
        return createEnvironment(//
                fessConfig.getLdapInitialContextFactory(), //
                fessConfig.getLdapSecurityAuthentication(), fessConfig.getLdapProviderUrl(), //
                fessConfig.getLdapAdminSecurityPrincipal(), //
                fessConfig.getLdapAdminSecurityCredentials());
    }

    /**

            if (configIdValue == null) {
                continue;
            }

            final QueryBuilder queryBuilder = QueryBuilders.boolQuery()
                    .must(QueryBuilders.termQuery(fessConfig.getIndexFieldUrl(), inputDoc.get(fessConfig.getIndexFieldUrl())))
                    .filter(QueryBuilders.termQuery(fessConfig.getIndexFieldConfigId(), configIdValue));

    protected final FessConfig fessConfig;

    // ===================================================================================
    //                                                                         Constructor
    //                                                                         ===========
    public FessMailDeliveryDepartmentCreator(final FessConfig fessConfig) {
        this.fessConfig = fessConfig;
    }

        final String username = fessConfig.getFesenUsername();
        final String password = fessConfig.getFesenPassword();
        if (StringUtil.isNotBlank(username) && StringUtil.isNotBlank(password)) {
            builder.put(Constants.FESEN_USERNAME, username);
            builder.put(Constants.FESEN_PASSWORD, password);
        }

         */
        protected final FessConfig fessConfig;

        FilePurgeVisitor(final Path basePath, final String imageExtention, final long expiry) {
            this.basePath = basePath;
            this.imageExtention = imageExtention;
            this.expiry = expiry;
            fessConfig = ComponentUtil.getFessConfig();
            maxPurgeSize = fessConfig.getPageThumbnailPurgeMaxFetchSizeAsInteger();

        dataMap.put(fessConfig.getIndexFieldId(), crawlingInfoHelper.generateId(dataMap));

        final String url = dataMap.get(fessConfig.getIndexFieldUrl()).toString();

        if (fessConfig.getIndexerClickCountEnabledAsBoolean()) {
            addClickCountField(dataMap, url, fessConfig.getIndexFieldClickCount());
        }

        if (fessConfig.getIndexerFavoriteCountEnabledAsBoolean()) {

            logger.debug("Initializing {}", this.getClass().getSimpleName());
        }
        fessConfig = ComponentUtil.getFessConfig();
        cache = CacheBuilder.newBuilder()
                .maximumSize(fessConfig.getSuggestPopularWordCacheSizeAsInteger().longValue())
                .expireAfterWrite(fessConfig.getSuggestPopularWordCacheExpireAsInteger().longValue(), TimeUnit.MINUTES)
                .build();
    }

                    "Unknown phrase query: " + phraseQuery);
        }
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final String field = terms[0].field();
        final String[] texts = stream(terms).get(stream -> stream.map(Term::text).toArray(n -> new String[n]));

        return convertPhraseQuery(fessConfig, context, phraseQuery, boost, field, texts);
    }

    /**