assertTrue(target instanceof MonitorTarget, "Instance should be a MonitorTarget");
        assertTrue(target instanceof TimeoutTarget, "Instance should be a TimeoutTarget");
    }

    @Test
    public void test_expired_method_exists() throws Exception {
        assertNotNull(HotThreadMonitorTarget.class.getMethod("expired"), "expired method should exist");
    }

    @Test

        Set<RequestData> result = crawlerThread.getAnchorSet(urls);
        assertNotNull(result, "getAnchorSet should handle duplicates");

        // Since it returns a Set, duplicates should be handled by URL comparison
        // The exact behavior depends on RequestData.equals() implementation
        assertTrue("Should have at most 5 items", result.size() <= 5);
    }

        assertNotNull(FessWebResourceRoot.class, "FessWebResourceRoot class should exist");
    }

    @Test
    public void test_inheritance() {
        // Verify that FessWebResourceRoot extends StandardRoot
        assertTrue("FessWebResourceRoot should extend StandardRoot", StandardRoot.class.isAssignableFrom(FessWebResourceRoot.class));
        assertTrue("FessWebResourceRoot should implement WebResourceRoot",

        // Verify JSON structure
        assertNotNull(response, "Response should not be null");
        assertTrue(response.contains("response"), "Response should contain 'response' field");
        assertTrue(response.contains("status"), "Response should contain 'status' field");
        assertTrue(response.contains("version"), "Response should contain 'version' field");

        // Verify response can be parsed as JSON

                .offer(new LogNotificationEvent(System.currentTimeMillis(), "ERROR", "org.test", "should remain", null));

        // expired() should skip when disabled
        logNotificationTarget.expired();

        // Buffer should still contain the event since disabled check should return early
        List<LogNotificationEvent> remaining = ComponentUtil.getLogNotificationHelper().drainAll();

        assertNotNull(toString);
        assertTrue("toString should contain TimeZone ID", toString.contains(FessUserTimeZoneProcessProvider.centralTimeZone.getID()));
        // The provider's toString might not contain the exact class name
        // Just verify it's not null and contains some meaningful info
        assertTrue("toString should not be empty", toString.length() > 0);
    }

    @Test

        assertNotNull(mappingOption, "Mapping option should not be null");
        OptionalThing<JsonFieldNaming> fieldNamingOpt = mappingOption.getFieldNaming();
        assertTrue("Field naming should be present", fieldNamingOpt.isPresent());
        assertEquals("Field naming should be CAMEL_TO_LOWER_SNAKE", JsonFieldNaming.CAMEL_TO_LOWER_SNAKE, fieldNamingOpt.get());
    }

    @Test
    public void test_instanceCreation() {

        }
    }

    @Test
    public void test_classStructure() {
        // Verify the class is generic
        final java.lang.reflect.TypeVariable<?>[] typeParameters = FessActionValidator.class.getTypeParameters();
        assertEquals("Should have one type parameter", 1, typeParameters.length);

        // First invocation
        curtainFinallyHook.hook(assistantDirector);

        // Second invocation - should also work without issues
        curtainFinallyHook.hook(assistantDirector);

        // Third invocation
        curtainFinallyHook.hook(assistantDirector);

        // All invocations should complete successfully
        assertTrue(true);
    }

    // Test with null assistant director (edge case)

 * and whether the crawling process should be aborted.
 */
public class DataStoreCrawlingException extends CrawlingAccessException {

    private static final long serialVersionUID = 1L;

    /**
     * The URL where the crawling error occurred.
     */
    private final String url;

    /**
     * Flag indicating whether the crawling process should be aborted.
     */
    private final boolean abort;