this.index = index;
        this.tookMs = tookMs;
        this.words = words;
        num = words.size();
        this.total = total;
        this.items = items;
    }

    public String getIndex() {
        return index;
    }

    public long getTookMs() {
        return tookMs;
    }

    public List<String> getWords() {
        return words;
    }

    public int getNum() {

        this.index = index;
        this.tookMs = tookMs;
        this.words = words;
        num = words.size();
        this.total = total;
        this.items = items;
    }

    public String getIndex() {
        return index;
    }

    public long getTookMs() {
        return tookMs;
    }

    public List<String> getWords() {
        return words;
    }

    public int getNum() {

        boolQueryBuilder.mustNot(QueryBuilders.termQuery(FieldNames.KINDS, SuggestItem.Kind.USER.toString()));

        SuggestUtil.deleteByQuery(ComponentUtil.getSearchEngineClient(), suggester.settings(), suggester.getIndex(), boolQueryBuilder);
    }

    public void purgeSearchlogSuggest(final LocalDateTime time) {
        final BoolQueryBuilder boolQueryBuilder = QueryBuilders.boolQuery();
        boolQueryBuilder

	for i, ver := range x.versions {
		if key == ver.header.VersionID {
			obj, err := x.getIdx(i)
			return i, obj, err
		}
	}
	return -1, nil, errFileVersionNotFound
}

func (x *xlMetaV2) getIdx(idx int) (ver *xlMetaV2Version, err error) {
	if idx < 0 || idx >= len(x.versions) {
		return nil, errFileNotFound
	}
	var dst xlMetaV2Version

        final List<String> words = new ArrayList<>();
        final List<SuggestItem> items = new ArrayList<>();

        final String index;
        if (hits.length > 0) {
            index = hits[0].getIndex();
        } else {
            index = SuggestConstants.EMPTY_STRING;
        }

        for (final SearchHit hit : hits) {
            final Map<String, Object> source = hit.getSourceAsMap();

        final List<SuggestItem> firstItems = new ArrayList<>();
        final List<SuggestItem> secondItems = new ArrayList<>();

        final String index;
        if (hits.length > 0) {
            index = hits[0].getIndex();
        } else {
            index = SuggestConstants.EMPTY_STRING;
        }

        final boolean singleWordQuery = isSingleWordQuery(query);
        final boolean hiraganaQuery = isHiraganaQuery(query);

            if (response.isFailed()) {
                if (ignoreAlreadyExists) {
                    continue;
                }
                sb.append("\n[").append(i).append("]: index [").append(response.getIndex()).append("], id [").append(response.getId())
                        .append("], message [").append(response.getFailureMessage()).append("]");
            }
        }
        if (sb.length() > 0) {

        return new SuggestIndexer(client, getUpdateAlias(index), readingConverter, contentsReadingConverter, normalizer, analyzer,
                suggestSettings, threadPool);
    }

    public String getIndex() {
        return index;
    }

    public long getAllWordsNum() {
        return getNum(QueryBuilders.matchAllQuery());
    }

    public long getDocumentWordsNum() {

                        SearchEngineUtil.scroll(alias, hit -> {
                            try {
                                writer.write("{\"index\":{\"_index\":\"" + hit.getIndex() + "\",\"_id\":\""
                                        + StringEscapeUtils.escapeJson(hit.getId()) + "\"}}\n");
                                writer.write(hit.getSourceAsString());

                    final BulkRequestBuilder bulkRequest = client.prepareBulk();
                    for (final SearchHit hit : hits) {
                        bulkRequest.add(client.prepareDelete().setIndex(hit.getIndex()).setId(hit.getId()));
                    }
                    return bulkRequest.execute();
                });
                if (bulkResponse.hasFailures()) {