// ===================================================================================
    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);

    // ===================================================================================
    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);

    // ===================================================================================
    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);

    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        return asListHtml();
    }

    @Execute
    @Secured({ ROLE, ROLE + VIEW })

    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    public HtmlResponse index(final SearchForm form) {
        return search(form);
    }

    @Execute
    public HtmlResponse advance(final SearchForm form) {
        if (isLoginRequired()) {

                final BulkResponse bulkResponse = bulkRequest.execute().actionGet(bulkTimeout);
                if (bulkResponse.hasFailures()) {
                    throw new IllegalBehaviorStateException(bulkResponse.buildFailureMessage());
                }

                response = client.prepareSearchScroll(scrollId).setScroll(scrollForDelete).execute().actionGet(scrollSearchTimeout);

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

    // GET /api/admin/stats
    @Execute
    public JsonResponse<ApiResult> index() {
        final HashMap<String, Object> stats = new HashMap<>();
        stats.put("jvm", getJvmObj());

                    if (fessConfig.isSmbRoleFromFile() || fessConfig.isFileRoleFromFile() || fessConfig.isFtpRoleFromFile()) {
                        // head method
                        responseData = client.execute(RequestDataBuilder.newRequestData().head().url(url).build());
                        if (responseData == null) {
                            return true;
                        }

                final String index = fessConfig.getIndexDocumentUpdateIndex();
                searchEngineClient.admin().indices().prepareRefresh(index).execute().actionGet();
                final long numOfDeleted = searchEngineClient.deleteByQuery(index, queryBuilder);
                logger.info("Deleted {} old docs.", numOfDeleted);
            } catch (final Exception e) {

    // ===================================================================================
    //                                                                      Search Execute
    //                                                                      ==============
    @Execute
    @Secured({ ROLE, ROLE + VIEW })
    public HtmlResponse index(final SearchForm form) {
        validate(form, messages -> {}, this::asDictIndexHtml);