protected String filterPathEncoding;

    /** An array of supported language codes. */
    protected String[] supportedLanguages;

    /** A list of shutdown hooks to be executed on system shutdown. */
    protected List<Runnable> shutdownHookList = new ArrayList<>();

    /** The previous state of the cluster. */
    protected AtomicInteger previousClusterState = new AtomicInteger(0);

        if (fessConfig.isUserFavorite()) {
            ComponentUtil.getUserInfoHelper().storeQueryId(queryId, documentItems);
        }

    }

    /**
     * Internal search method that executes the actual search query.
     *
     * This method performs the search using the rank fusion processor and may retry
     * with OR operator if the hit count is below the configured minimum threshold.
     *