return xmlEncodingPattern;
    }

    /**
     * Sets the XML encoding pattern.
     * @param metaCharsetPattern The XML encoding pattern.
     */
    public void setXmlEncodingPattern(final Pattern metaCharsetPattern) {
        xmlEncodingPattern = metaCharsetPattern;
    }

    /**
     * Returns the XML tag pattern.
     * @return The XML tag pattern.
     */
    public Pattern getXmlTagPattern() {

        assertFalse(result);
    }

    /**
     * Test thread safety of enum
     */
    public void test_threadSafety() throws Exception {
        final int threadCount = 100;
        final int iterationsPerThread = 1000;
        final Set<Exception> exceptions = new HashSet<>();

        Thread[] threads = new Thread[threadCount];
        for (int i = 0; i < threadCount; i++) {

     * @return The parameter value, or the default value if not found.
     */
    protected <T> T getInitParameter(final String key, final T defaultValue, final Class<T> clazz) {
        if (initParamMap != null) {
            try {
                final Object paramValue = initParamMap.get(key);
                if (paramValue == null) {
                    return defaultValue;
                }

    }

    /**
     * Constructor with configurable delay parameters.
     *
     * @param params map containing delay parameters
     */
    public DefaultIntervalController(final Map<String, Long> params) {
        Long millis = params.get("delayMillisAfterProcessing");
        if (millis != null) {
            delayMillisAfterProcessing = millis;
        }

     * @param settingsId Settings ID
     */
    protected BadWordSettings(final SuggestSettings settings, final Client client, final String settingsIndexName,
            final String settingsId) {
        arraySettings = new ArraySettings(settings, client, settingsIndexName, settingsId) {
            @Override
            protected String createArraySettingsIndexName(final String settingsIndexName) {
                return settingsIndexName + "_badword";

    private final Path stopwordPath;

    private final long reloadInterval;

    private final boolean ignoreCase;

    public ReloadableStopFilterFactory(final IndexSettings indexSettings, final Environment environment, final String name,
            final Settings settings) {
        super(indexSettings, name, settings);

        final String path = settings.get("stopwords_path");

     * @param regex The regular expression to match URLs.
     * @param client The CrawlerClient instance.
     * @param pos The position to add the client.
     */
    public void addClient(final String regex, final CrawlerClient client, final int pos) {
        if (StringUtil.isBlank(regex)) {
            throw new CrawlerSystemException("A regular expression is null.");
        }
        if (client == null) {

     * @param client The OpenSearch client.
     * @param readingConverter The reading converter.
     * @param normalizer The normalizer.
     */
    public SuggestRequestBuilder(final Client client, final ReadingConverter readingConverter, final Normalizer normalizer) {
        super(client, new SuggestRequest());
        request.setReadingConverter(readingConverter);
        request.setNormalizer(normalizer);
    }

    /**

 *
 */
public class RobotsTxt {
    private static final String ALL_BOTS = "*";

    /** Map of user agent patterns to their corresponding directives. */
    protected final Map<Pattern, Directive> directiveMap = new LinkedHashMap<>();

    /** List of sitemap URLs found in the robots.txt file. */
    private final List<String> sitemapList = new ArrayList<>();

    /**

 */
public final class NGramSynonymTokenizerFactory extends AbstractTokenizerFactory {

    private final boolean ignoreCase;

    private final int n;

    private final String delimiters;

    private final boolean expand;

    private SynonymLoader synonymLoader = null;

    public NGramSynonymTokenizerFactory(final IndexSettings indexSettings, final Environment env, final String name,