}

    /**
     * Stores child URLs found in the response data.
     *
     * @param crawlerContext the crawler context
     * @param childUrlList the set of child URLs
     * @param url the parent URL
     * @param depth the depth of the child URLs
     * @param encoding the encoding of the child URLs
     */

            }
        }

    }

    /**
     * Stores child URLs to the crawling queue.
     * @param childUrlList The set of child URLs to store.
     * @param url The parent URL.
     * @param depth The depth of the child URLs.
     */
    protected void storeChildUrls(final Set<RequestData> childUrlList, final String url, final int depth) {

    protected String sessionId;

    /** The rule ID that matched the accessed resource. */
    protected String ruleId;

    /** The URL of the accessed resource. */
    protected String url;

    /** The parent URL of the accessed resource. */
    protected String parentUrl;

    /** The status of the access result. */
    protected Integer status = Constants.OK_STATUS;

    /** The HTTP status code of the access result. */

     */
    protected boolean daemon = false;

    /**
     * Priority for crawler threads.
     */
    protected int threadPriority = Thread.NORM_PRIORITY;

    /**
     * Reference to the parent thread that started the crawler.
     */
    protected Thread parentThread;

    /**
     * The thread group for crawler threads.
     */
    protected ThreadGroup crawlerThreadGroup;

    /**

     */
    public static final String RULE_ID = "ruleId";

    /**
     * Field name for URL.
     */
    public static final String URL = "url";

    /**
     * Field name for parent URL.
     */
    public static final String PARENT_URL = "parentUrl";

    /**
     * Field name for status.
     */
    public static final String STATUS = "status";

    /**

 * It supports password-protected PDFs and can extract embedded documents and annotations.
 *
 * <p>The extractor runs text extraction in a separate thread with a configurable timeout
 * to prevent hanging on problematic PDF files. It also extracts metadata from the PDF
 * document and includes it in the extraction result.
 *
 * <p>Features:
 * <ul>
 *   <li>Text extraction from PDF pages</li>

- **Index Management**: Automatic index creation, switching, and maintenance
- **Customizable Scoring**: User boost, document frequency, and query frequency weighting

## Technology Stack

- **Java**: 21+ (configured via parent POM)
- **OpenSearch**: Latest (provided scope)
- **Apache Lucene**: Query parsing and text analysis
- **ICU4J**: Unicode text processing and normalization
- **JUnit 4**: Testing framework

        protected T get() {
            return instance;
        }

        /**
         * Destroys the component by calling any @PreDestroy annotated methods
         * and the destroyer function if present.
         */
        protected void destroy() {
            final BeanDesc beanDesc = BeanDescFactory.getBeanDesc(instance.getClass());
            for (final String methodName : beanDesc.getMethodNames()) {

    @Before
    public void setUp() {
        // Setup for each test
    }

    @Test
    public void testPrivateConstructor() throws Exception {
        // Test that SuggestUtil has a private constructor to prevent instantiation
        Constructor<SuggestUtil> constructor = SuggestUtil.class.getDeclaredConstructor();
        assertTrue(Modifier.isPrivate(constructor.getModifiers()));

     */
    public void test_transform_basic() {
        ResponseData responseData = new ResponseData();
        responseData.setUrl("http://example.com");
        responseData.setParentUrl("http://parent.com");

        ResultData resultData = testTransformer.transform(responseData);

        assertNotNull(resultData);
        assertEquals("testTransformer", resultData.getTransformerName());