}

    protected long deleteDocumentByQuery(final SearchEngineClient searchEngineClient, final String index, final QueryBuilder queryBuilder) {
        return searchEngineClient.deleteByQuery(index, queryBuilder);
    }

    public Map<String, Object> getDocument(final SearchEngineClient searchEngineClient, final String id, final String[] fields) {

            @Override
            protected long getDocumentSizeByQuery(final SearchEngineClient searchEngineClient, final QueryBuilder queryBuilder,
                    final FessConfig fessConfig) {
                return documentSizeByQuery;
            }

            @Override
            protected int refreshIndex(final SearchEngineClient searchEngineClient, final String index) {
                return 200;
            }
        };

        if (searchEngineClient.createIndex(docIndex, toIndex, numberOfShards, autoExpandReplicas, resetDictionaries)) {
            searchEngineClient.admin().cluster().prepareHealth(toIndex).setWaitForYellowStatus().execute(ActionListener.wrap(response -> {
                searchEngineClient.addMapping(docIndex, "doc", toIndex);

        protected final List<Path> deletedFileList = new ArrayList<>();

        protected final Path basePath;

        protected final String imageExtention;

        protected final SearchEngineClient searchEngineClient;

        protected final FessConfig fessConfig;

        FilePurgeVisitor(final Path basePath, final String imageExtention, final long expiry) {
            this.basePath = basePath;

    // Attribute
    // =========
    @Resource
    protected SearchHelper searchHelper;

    @Resource
    protected SearchEngineClient searchEngineClient;

    // ===================================================================================
    //                                                                      Search Execute

    // ===================================================================================
    // Attribute
    // =========

    @Resource
    protected SearchEngineClient searchEngineClient;

    @Resource
    protected QueryHelper queryHelper;

    @Resource
    protected SearchHelper searchHelper;

    @Resource
    protected HttpServletRequest request;

    }

    protected Set<RequestData> getChildUrlSet(final SearchEngineClient searchEngineClient, final String id) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final IndexingHelper indexingHelper = ComponentUtil.getIndexingHelper();
        final List<Map<String, Object>> docList =
                indexingHelper.getChildDocumentList(searchEngineClient, id, new String[] { fessConfig.getIndexFieldUrl() });

        final String urlId = buf.toString().trim();
        return generateId(urlId);
    }

    public List<Map<String, String>> getSessionIdList(final SearchEngineClient searchEngineClient) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        return searchEngineClient.search(fessConfig.getIndexDocumentSearchIndex(), queryRequestBuilder -> {
            queryRequestBuilder.setQuery(QueryBuilders.matchAllQuery());

        contentFieldList = Arrays.asList(stream(fessConfig.getSuggestFieldContents()).get(stream -> stream.toArray(n -> new String[n])));

        final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
        searchEngineClient.admin().cluster().prepareHealth().setWaitForYellowStatus().execute()
                .actionGet(fessConfig.getIndexHealthTimeout());

            if (maxAccessCount != 1L) {
                final SearchEngineClient searchEngineClient = ComponentUtil.getSearchEngineClient();
                final IndexingHelper indexingHelper = ComponentUtil.getIndexingHelper();
                final long count = indexingHelper.deleteDocumentByQuery(searchEngineClient,
                        QueryBuilders.prefixQuery(fessConfig.getIndexFieldUrl(), url));