*/
public class SearchHelper {

    // ===================================================================================
    //                                                                            Constant
    //

    /** Logger for this class. */
    private static final Logger logger = LogManager.getLogger(SearchHelper.class);

        if (!clickCountMap.isEmpty()) {
            final SearchHelper searchHelper = ComponentUtil.getSearchHelper();
            final FessConfig fessConfig = ComponentUtil.getFessConfig();
            try {
                final UpdateRequest[] updateRequests =
                        searchHelper

    // ===================================================================================
    // Attribute
    // =========
    /** The search helper for performing search operations. */
    @Resource
    protected SearchHelper searchHelper;

    /** The search engine client for interacting with OpenSearch. */
    @Resource
    protected SearchEngineClient searchEngineClient;

    /** Helper for building and parsing search queries. */
    @Resource
    protected QueryHelper queryHelper;

    /** Helper for executing search operations. */
    @Resource
    protected SearchHelper searchHelper;

    /** HTTP servlet request for accessing request parameters. */
    @Resource
    protected HttpServletRequest request;

    /** Current form reference for rendering extra fields on the edit page. */

    private static final String NOTIFICATION_HELPER = "notificationHelper";

    private static final String LOG_NOTIFICATION_HELPER = "logNotificationHelper";

    private static final String SEARCH_HELPER = "searchHelper";

    private static final String THEME_HELPER = "themeHelper";

    private static final String PLUGIN_HELPER = "pluginHelper";

    private static final String LANGUAGE_HELPER = "languageHelper";

            form.q = null;
            return redirectToRoot();
        }

        try {
            buildFormParams(form);
            form.lang = searchHelper.getLanguages(request, form);
            final WebRenderData renderData = new WebRenderData();
            searchHelper.search(form, renderData, getUserBean());
            return asHtml(virtualHost(path_SearchJsp)).renderWith(data -> {
                if (form.hasConditionQuery()) {