/** Timeout for PDF extraction in milliseconds (default: 30 seconds). */
    protected long timeout = 30000; // 30sec

    /** Whether the extraction thread should be a daemon thread. */
    protected boolean isDaemonThread = false;

    /**
     * Creates a new PdfExtractor instance.
     */
    public PdfExtractor() {
        super();
    }

    /*

        assertEquals("serializeRule", deserializedRule.getRuleId());
        assertNotNull(deserializedRule.getResponseProcessor());

        // Note: crawlerContainer is transient (marked with @Resource)
        // so it won't be serialized
        assertNull(deserializedRule.crawlerContainer);
    }

    /**
     * Test with null CrawlerContainer
     */
    public void test_nullCrawlerContainer() {

 * <li>{@link #ANALYZER_SETTINGS_CONTENTS_READING_ANALYZER} - The contents reading analyzer settings field.</li>
 * </ul>
 *
 * This class cannot be instantiated.
 */
public final class FieldNames {
    /** The unique identifier field. */
    public static final String ID = "_id";
    /** The text content field. */
    public static final String TEXT = "text";

import org.codelibs.fess.crawler.service.UrlQueueService;

import jakarta.annotation.Resource;

/**
 * Implementation of the {@link UrlQueueService} interface.
 * This class provides methods for managing a queue of URLs to be crawled,
 * including adding, deleting, and retrieving URLs from the queue.
 * It uses a {@link MemoryDataHelper} to store the URL queue data in memory.
 *
 * <p>
 * The class is responsible for:
 * </p>
 * <ul>

    }

    /**
     * Checks if EPSV command should be used with IPv4.
     *
     * @return True if EPSV with IPv4 is enabled, false otherwise
     */
    public boolean isUseEPSVwithIPv4() {
        return useEPSVwithIPv4;
    }

    /**
     * Sets whether EPSV command should be used with IPv4.
     *

    protected String encoding = Constants.UTF_8;

    /**
     * The preload size for charset detection.
     */
    protected int preloadSizeForCharset = 2048;

    /**
     * Indicates whether comment tags should be ignored during extraction.
     */
    protected boolean ignoreCommentTag = false;

    /**
     * Constructs a new AbstractXmlExtractor.
     */
    public AbstractXmlExtractor() {
        // NOP
    }

        List<String> readings = limitConverter.convert(text, field, "en", "ja", "fr", "de", "es", "it", "pt");

        assertNotNull(readings);
        assertEquals(5, readings.size()); // Should be limited to 5
    }

    @Test
    public void testConvertWithWhitespace() throws IOException {
        // Test convert with various whitespace
        converter.init();

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

    private static final Pattern SPACE_PATTERN = Pattern.compile("\\s+", Pattern.MULTILINE);

    /**
     * If true, the parser will be namespace aware.
     */
    protected boolean namespaceAware;

    /**
     * If true, the parser will convert CDATA nodes to Text nodes and append them to the adjacent Text node.
     */

        assertNotNull(testConverter);
    }

    @Test
    public void testInit() throws IOException {
        // Test init method (should do nothing)
        converter.init();
        // No exception should be thrown
    }

    @Test
    public void testConvertWithNoLanguages() throws IOException {
        // Test convert with no languages specified
        String text = "test text";
        String field = "content";

 * from specific HTML tags and attributes.
 * </p>
 *
 * <p>
 * <b>Configuration:</b>
 * </p>
 * <ul>
 *   <li><b>featureMap:</b> A map of features to be set on the DOM parser.</li>
 *   <li><b>propertyMap:</b> A map of properties to be set on the DOM parser.</li>
 *   <li><b>childUrlRuleMap:</b> A map of HTML tag names to attribute names, used
 *       to extract child URLs.</li>