final java.lang.reflect.Method method = CrawlerThread.class.getDeclaredMethod("isValid", UrlQueue.class);
        method.setAccessible(true);
        final boolean result = (boolean) method.invoke(crawlerThread, urlQueue);

        assertTrue(result);
    }

    /**
     * Test isValid method with a null URL queue.
     */
    public void test_isValid_nullUrlQueue() throws Exception {

        final Method method = Suggester.class.getDeclaredMethod("getIndicesForAlias", String.class);
        method.setAccessible(true);
        final List<String> indices = (List<String>) method.invoke(suggester, aliasName);

        assertNotNull("Indices list should not be null", indices);
        assertEquals("Should find exactly one index", 1, indices.size());

    /**
     * Test: Verify that OnConnectListener is properly invoked
     */
    @Test
    public void testOnConnectListenerInvoked() {
        final AtomicBoolean listenerCalled = new AtomicBoolean(false);
        final OnConnectListener listener = () -> listenerCalled.set(true);

        fesenClient.addOnConnectListener(listener);

        // Manually invoke listeners as if connect() succeeded

    }

    /**
     * Iterates over all access results for the specified session.
     *
     * @param sessionId the session ID
     * @param accessResultCallback the callback to invoke for each access result
     */
    @Override
    public void iterate(final String sessionId, final AccessResultCallback<AccessResultImpl<Long>> accessResultCallback) {

     */
    @FunctionalInterface
    public interface OnDestroyListener<T> {
        /**
         * Called when a pooled object is being destroyed.
         * This method is invoked before the object is closed (if it implements AutoCloseable).
         *
         * @param p The pooled object being destroyed
         */
        void onDestroy(PooledObject<T> p);
    }

    /**

 * UrlFilter, RuleManager, CrawlerContainer, IntervalController, and CrawlerClientFactory,
 * to perform its tasks.
 *
 * <p>The crawling process involves the following steps:
 * <ol>
 *   <li>Initialization: Sets up the crawler context and initializes the URL filter.</li>
 *   <li>Thread Creation: Creates a group of crawler threads to perform the actual crawling.</li>

            onConnectListenerList.forEach(l -> {
                try {
                    l.onConnect();
                } catch (final Exception e) {
                    logger.warn("Failed to invoke onConnect listener: listener={}", l.getClass().getName(), e);
                }
            });

            connected = true;
        } else {
            logger.warn("Could not connect to {}", address);

 * characters to their Alphabet equivalents, handling both single and double Katakana character combinations.
 * </p>
 *
 * <p>
 * The conversion process involves iterating through the input string, identifying Katakana characters,
 * and replacing them with their corresponding Alphabet representations based on the internal mapping.

labels.webApiJson=JSON-antwoord
labels.webConfigName=Webcrawlconfiguratienaam
labels.allLanguages=Alle talen
labels.dictId=Woordenboek-ID
labels.docId=Document-ID
labels.endTime=Eindtijd
labels.hq=hq
labels.inputs=Invoer
labels.jobLogging=Loggen
labels.jobName=Naam
labels.jobStatus=Status
labels.labelTypeIds=Labels
labels.lang=Taal
labels.outputs=Uitvoer
labels.pos=Woordsoort

 * and components from the Fess Crawler framework, such as {@link CrawlerContainer},
 * {@link UrlConvertHelper}, and {@link EncodingHelper}.
 * </p>
 * <p>
 * The transformation process involves:
 * </p>
 * <ol>
 *   <li>Determining the character set encoding of the HTML content.</li>
 *   <li>Storing the HTML content as data in the {@link ResultData}.</li>