* @return A PopularWordsResponse instance.
     */
    protected PopularWordsResponse createResponse(final SearchResponse searchResponse) {
        final SearchHit[] hits = searchResponse.getHits().getHits();
        final List<String> words = new ArrayList<>();
        final List<SuggestItem> items = new ArrayList<>();

        final String index;
        if (hits.length > 0) {

        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = getSearchHits(response);
                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                if (!handler.apply(searchHits)) {
                    break;
                }

                .setSize(fessConfig.getPageScoreBoosterMaxFetchSizeAsInteger())
                .execute()
                .actionGet(requestTimeout);
        return Arrays.stream(response.getHits().getHits()).map(SearchHit::getId).toArray(n -> new String[n]);
    };

    /**
     * A function to handle requests.
     */
    protected Function<Map<String, Object>, Long> requestHandler = params -> {

        });
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = response.getHits();
                if (searchHits.getHits().length == 0) {
                    break;
                }

                final BulkResponse bulkResponse = getClient().get(c -> {

        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = getSearchHits(response);
                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                if (!handler.apply(searchHits)) {
                    break;
                }

        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = getSearchHits(response);
                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                if (!handler.apply(searchHits)) {
                    break;
                }

                .execute());
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = response.getHits();
                if (searchHits.getHits().length == 0) {
                    break;
                }

                final BulkResponse bulkResponse = getClient().get(c -> {

            String scrollId = response.getScrollId();
            try {
                while (scrollId != null) {
                    final SearchHit[] hits = response.getHits().getHits();
                    if (hits.length == 0) {
                        break;
                    }

                    final BulkRequestBuilder bulkRequestBuiler = client.prepareBulk();

     *
     * @param u the URL string to process
     * @param encoding the character encoding to use for URL decoding
     * @return the processed site path, abbreviated if necessary
     */
    default String getSite(final String u, final String encoding) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;
        int idx = url.indexOf("://");

        int count = 0;
        String scrollId = response.getScrollId();
        try {
            while (scrollId != null) {
                final SearchHits searchHits = response.getHits();
                final SearchHit[] hits = searchHits.getHits();
                if (hits.length == 0) {
                    break;
                }

                final BulkRequestBuilder bulkRequest = client.prepareBulk();