* @return True if there are errors, false otherwise.
     */
    public boolean hasError() {
        return hasError;
    }

    /**
     * Returns the list of errors.
     * @return The list of errors.
     */
    public List<Throwable> getErrors() {
        return errors;
    }

    /**
     * Returns the time taken for the operation.
     * @return The time taken in milliseconds.
     */

        // nothing
    }

    private String index = null;

    private int size = 10;

    private final List<String> tags = new ArrayList<>();

    private final List<String> roles = new ArrayList<>();

    private final List<String> fields = new ArrayList<>();

    private final List<String> languages = new ArrayList<>();

    private String seed = String.valueOf(System.currentTimeMillis());

        if (params != null && url != null) {
            final String value = params.get(ExtractData.FILE_PASSWORDS);
            if (StringUtil.isNotBlank(value)) {
                List<Pair<Pattern, String>> list = configPasswordMap.get(value);
                if (list == null) {
                    try {
                        final ObjectMapper mapper = new ObjectMapper();

        return dataHelper.getAccessResultMap(sessionId).get(url);
    }

    /**
     * Gets a list of access results for the specified URL.
     *
     * @param url the URL
     * @param hasData whether the result should have data
     * @return the list of access results
     */
    @Override
    public List<AccessResultImpl<Long>> getAccessResultList(final String url, final boolean hasData) {

 * </ul>
 *
 * <p>Fields:</p>
 * <ul>
 *   <li>{@code normalizers} - A list of normalizers to be applied in sequence.</li>
 * </ul>
 */
public class NormalizerChain implements Normalizer {
    /**
     * Constructs a new {@link NormalizerChain}.
     */
    public NormalizerChain() {
        // nothing
    }

    List<Normalizer> normalizers = new ArrayList<>();

    @Override

         * chain.addConverter(new KatakanaToAlphabetConverter()); chain.init();
         *
         * List<String> list = chain.convert("検索"); assertTrue(list.contains("ケンサク"));
         * assertTrue(list.contains("kennsaku"));
         */
    }

                    }
                    if (logger.isDebugEnabled()) {
                        logger.debug(line);
                    }
                    list.add(line);
                    if (list.size() > maxLineBuffer) {
                        list.remove(0);
                    }
                } catch (final IOException e) {
                    throw new CrawlerSystemException(e);
                }
            }

    }

    /**
     * Converts child URLs using the URL convert helper.
     *
     * @param requestDataList the list of request data to convert
     * @return the converted list of request data
     */
    protected List<RequestData> convertChildUrlList(final List<RequestData> requestDataList) {
        try {
            final UrlConvertHelper urlConvertHelper = crawlerContainer.getComponent("urlConvertHelper");

     */
    void deleteAll();

    /**
     * Offers all URL queues.
     *
     * @param sessionId The session ID.
     * @param newUrlQueueList The list of new URL queues.
     */
    void offerAll(String sessionId, List<QUEUE> newUrlQueueList);

    /**
     * Polls a URL queue.
     *
     * @param sessionId The session ID.
     * @return The URL queue.
     */

        /** The crawl delay in seconds for this directive. */
        private int crawlDelay;

        /** The list of allowed paths for this directive. */
        private final List<String> allowedPaths = new ArrayList<>();

        /** The list of disallowed paths for this directive. */
        private final List<String> disallowedPaths = new ArrayList<>();

        /**