* Provides centralized access to various helpers, managers, and services throughout the Fess application.
 */
public final class ComponentUtil {

    private static final Logger logger = LogManager.getLogger(ComponentUtil.class);

    /** Component map for storing component instances. */
    private static Map<String, Object> componentMap = new HashMap<>();

     * Test that delayForWaitingNewUrl doesn't throw exceptions
     * This tests the improved error handling with proper logging
     * Note: This is a basic smoke test since full integration testing
     * requires ComponentUtil and other dependencies
     */
    @Test
    public void test_delayForWaitingNewUrl_noExceptions() {
        FessIntervalController controller = new FessIntervalController();

            return;
        }

        try {
            if (!ComponentUtil.getFessConfig().isLogNotificationEnabled()) {
                return;
            }
        } catch (final Exception e) {
            return;
        }

        final LogNotificationHelper helper;
        try {
            helper = ComponentUtil.getLogNotificationHelper();
        } catch (final Exception e) {
            return;

    }

    @Test
    public void test_isTarget() {
        // Initialize without container
        emptyGenerator = new EmptyGenerator();

        // Note: isTarget method requires FessConfig from ComponentUtil
        // which needs container initialization.
        // We can only test that the method can be called without crashing
        // when proper conditions are not met.

            public String getIndexDocumentUpdateIndex() {
                return documentUpdateIndex;
            }
        };

        // Register components
        ComponentUtil.register(searchEngineClient, "searchEngineClient");
        ComponentUtil.setFessConfig(fessConfig);
    }

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

    @Test

    private static final Logger logger = LogManager.getLogger(HtmlTagBasedGeneratorTest.class);

    @Test
    public void test_saveImage() throws Exception {
        // Note: This test requires FessConfig from ComponentUtil
        // We skip it when container is not initialized
        try {
            HtmlTagBasedGenerator generator = new HtmlTagBasedGenerator();

    private void setupVirtualHostHelper(String... paths) {
        // Register VirtualHostHelper in ComponentUtil
        VirtualHostHelper virtualHostHelper = new VirtualHostHelper() {
            @Override
            public String[] getVirtualHostPaths() {
                return paths;
            }
        };
        ComponentUtil.register(virtualHostHelper, "virtualHostHelper");

        // Also set up FessConfig if needed

                // Mock execution
            }
        };

        // Mock ComponentUtil
        ComponentUtil.setFessConfig(new TestFessConfig() {
            @Override
            public Integer getJobMaxCrawlerProcessesAsInteger() {
                return 5;
            }
        });

        ComponentUtil.register(new KeyMatchHelper() {
            @Override
            public void update() {

        // Register components
        ComponentUtil.register(systemHelper, "systemHelper");
        ComponentUtil.register(indexingHelper, "indexingHelper");
        ComponentUtil.register(crawlingInfoHelper, "crawlingInfoHelper");
        ComponentUtil.register(searchLogHelper, "searchLogHelper");
        ComponentUtil.register(labelTypeHelper, "labelTypeHelper");
        ComponentUtil.register(languageHelper, "languageHelper");

                return "true".equalsIgnoreCase(value);
            }

            // Override getDayForCleanup to avoid ComponentUtil dependency
            public int getDayForCleanup() {
                return 3;
            }
        };
        ComponentUtil.register(fessConfig, FessConfig.class.getCanonicalName());
    }

    // Test basic configuration properties
    @Test