.actionGet()
                .getHits()
                .getTotalHits()
                .value() > 0);
        assertTrue(fesenClient.prepareSearch("fess_crawler.filter")
                .setQuery(QueryBuilders.termQuery("sessionId", sessionId2))
                .setSize(0)
                .execute()
                .actionGet()
                .getHits()
                .getTotalHits()

                .execute()
                .actionGet()
                .getHits()
                .getTotalHits()
                .value() > 0);
        assertTrue(fesenClient.prepareSearch("fess_crawler.queue")
                .setQuery(QueryBuilders.termQuery("sessionId", "id2"))
                .execute()
                .actionGet()
                .getHits()
                .getTotalHits()
                .value() > 0);

                .actionGet(settings.getSearchTimeout());
        String scrollId = response.getScrollId();

        try {
            while (scrollId != null) {
                final SearchHit[] hits = response.getHits().getHits();
                if (hits.length == 0) {
                    break;
                }
                for (final SearchHit hit : hits) {
                    processor.process(hit, results);
                }

     * @return A SuggestResponse instance.
     */
    public SuggestResponse createResponse(final SearchResponse searchResponse) {
        final SearchHit[] hits = searchResponse.getHits().getHits();
        final List<String> words = new ArrayList<>();
        final Set<String> seenNormalizedWords = new HashSet<>();
        final List<String> firstWords = new ArrayList<>();

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

                        SuggestUtil.deleteScrollContext(client, scrollId);
                    }
                }
                scrollId = response.getScrollId();
                final SearchHit[] hits = response.getHits().getHits();
                if (scrollId == null || hits.length == 0) {
                    SuggestUtil.deleteScrollContext(client, scrollId);
                    isFinished.set(true);
                }

                .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 -> {

                .addSort("timestamp", SortOrder.ASC)
                .execute()
                .actionGet(fessConfig.getIndexSearchTimeout());

        final SearchHit[] hits = searchResponse.getHits().getHits();
        if (hits.length == 0) {
            return "No log notifications.";
        }

        final List<LogNotificationEvent> events = new ArrayList<>();
        final List<String> docIds = new ArrayList<>();

     * @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();

            final Map<String, Object>[] array = new Map[(int) response.getHits().getTotalHits().value()];

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