* and atomic updates to ensure data consistency during modifications.
     */
    protected class MappingUpdater implements Closeable {

        /** Flag indicating whether changes should be committed to the file. */
        protected boolean isCommit = false;

        /** Temporary file used for writing updates before committing. */
        protected File newFile;

     * and then replacing the original file upon successful commit.
     */
    protected class StemmerOverrideUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

    /**
     * Determines if the search parameter cookie should be secure based on configuration and request.
     *
     * @param request The HTTP request
     * @return true if the cookie should have the secure flag set
     */
    protected boolean isSearchParameterCookieSecure(final HttpServletRequest request) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

    /** A map of design JSP file names. */
    protected final Map<String, String> designJspFileNameMap = new LinkedHashMap<>();

    /** A flag to indicate if the system should be forcefully stopped. */
    protected final AtomicBoolean forceStop = new AtomicBoolean(false);

    /** A cache for language items. */