return getComponent(SEARCH_ENGINE_CLIENT);
    }

    /**
     * Gets the Fess configuration component.
     * @return The Fess config.
     */
    public static FessConfig getFessConfig() {
        if (fessConfig != null) {
            return fessConfig;
        }
        fessConfig = getComponent(FessConfig.class);
        return fessConfig;
    }

    /**

        }
        fessConfig = ComponentUtil.getFessConfig();
        dataSerializer = ComponentUtil.getComponent("dataSerializer");
    }

    /**
     * Returns the Fess configuration instance.
     *
     * @return the Fess configuration
     */
    @Override
    public FessConfig getFessConfig() {
        return fessConfig;
    }

    /**

    private FessConfig originalFessConfig;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        originalFessConfig = ComponentUtil.getFessConfig();

        // Set up test configuration
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override

            return;
        }

        if (!ComponentUtil.getFessConfig().isUserFavorite()) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Unsupported operation."));
            return;
        }

        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final UserInfoHelper userInfoHelper = ComponentUtil.getUserInfoHelper();

    private static final int BATCH_SIZE = 100;
    private volatile boolean indexChecked = false;

    @Override
    public void expired() {
        try {
            if (!ComponentUtil.getFessConfig().isLogNotificationEnabled()) {
                return;
            }
        } catch (final Exception e) {
            return;
        }

        final LogNotificationHelper helper;
        try {

            systemMonitorTask = TimeoutManager.getInstance()
                    .addTimeoutTarget(new SystemMonitorTarget(), ComponentUtil.getFessConfig().getSuggestSystemMonitorIntervalAsInteger(),
                            true);

            if (ComponentUtil.getFessConfig().isLogNotificationEnabled()) {
                logNotificationTarget = new LogNotificationTarget();

    }

    /**
     * Test convertWithFieldCheck() with DEFAULT_FIELD.
     */
    @Test
    public void test_convertWithFieldCheck_withDefaultField() {
        FessConfig fessConfig = ComponentUtil.getFessConfig();
        QueryContext context = new QueryContext("test", true);

        QueryBuilder result = queryCommand.convertWithFieldCheck(fessConfig, context, Constants.DEFAULT_FIELD, "test text", 1.0f,

        final String url = ComponentUtil.getFessConfig().getForumLink();
        if (StringUtil.isBlank(url)) {
            return null;
        }
        String target = null;
        final Locale locale = ComponentUtil.getRequestManager().getUserLocale();
        if (locale != null) {
            final String lang = locale.getLanguage();
            if (ComponentUtil.getFessConfig().isOnlineHelpSupportedLang(lang)) {

    private FessConfig originalFessConfig;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);

        originalFessConfig = ComponentUtil.getFessConfig();

        // Set up test FessConfig
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            @Override

     * The number of shards for doc.
     */
    @Size(max = 10)
    public String numberOfShardsForDoc = ComponentUtil.getFessConfig().getIndexNumberOfShards();

    /**
     * The auto expand replicas for doc.
     */
    @Size(max = 10)
    public String autoExpandReplicasForDoc = ComponentUtil.getFessConfig().getIndexAutoExpandReplicas();

    /**
     * The flag to load bulk data during config index rebuild.
     */