* @param sessionId Session ID
     */
    void init(String sessionId);

    /**
     * Check if a given url is a target.
     *
     * @param url URL
     * @return true if url is matched
     */
    boolean match(String url);

    /**
     * Add an url pattern as a target.
     *
     * @param urlPattern Regular expression that is crawled
     */
    void addInclude(String urlPattern);

    /**

 * responseData.setContentType("text/html");
 *
 * boolean matches = rule.match(responseData); // Returns true
 * }
 * </pre>
 *
 */
public class RegexRule extends AbstractRule {

    /** Serial version UID for serialization. */
    private static final long serialVersionUID = 1L;

    /** Whether this rule should match all responses by default. */
    protected boolean defaultRule = false;

     *
     * @param c the character to check
     * @return {@code true} if the character is a valid URL character, {@code false} otherwise
     */
    public static boolean isUrlChar(final char c) {
        if (c >= 'a' && c <= 'z' //
                || c >= 'A' && c <= 'Z' //
                || c >= '0' && c <= '9' //
                || c == '.' //
                || c == '-' //

        // nothing
    }

    @Override
    public SuggestWriterResult write(final Client client, final SuggestSettings settings, final String index, final SuggestItem[] items,
            final boolean update) {
        throw new UnsupportedOperationException("not yet.");
    }

    @Override
    public SuggestWriterResult delete(final Client client, final SuggestSettings settings, final String index, final String id) {

import org.opensearch.index.analysis.AbstractTokenFilterFactory;

public class CharTypeFilterFactory extends AbstractTokenFilterFactory {

    private final boolean alphabetic;

    private final boolean digit;

    private final boolean letter;

    public CharTypeFilterFactory(final IndexSettings indexSettings, final Environment environment, final String name,
            final Settings settings) {

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

    private boolean suggestDetail = true;

    private ReadingConverter readingConverter;

    private Normalizer normalizer;

    private float prefixMatchWeight = 2.0f;

    private boolean matchWordFirst = true;

    private boolean skipDuplicateWords = true;

    /**
     * Sets the index name.

    public static final String DEFAULT_DELIMITERS = " 　\t\n\r";

    static final int BUFFER_SIZE = 4096;

    private final int n;

    private final String delimiters;

    private final boolean expand;

    private final boolean ignoreCase;

    private final SynonymLoader synonymLoader;

    private long lastModified;

    private SynonymMap synonymMap = null;

    private FST.Arc<BytesRef> scratchArc;

    private static final Map<String, Set<?>> NAMED_STOP_WORDS = singletonMap("_japanese_", JapaneseAnalyzer.getDefaultStopSet());

    private final CharArraySet stopWords;

    private final boolean ignoreCase;

    private final boolean removeTrailing;

    public JapaneseStopTokenFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
        super(indexSettings, name, settings);

     *
     * @return true if DEBUG, false otherwise
     */
    public boolean isDebugEnabled() {
        return DEBUG.equals(logLevel);
    }

    /**
     * Checks if the log level is INFO.
     *
     * @return true if INFO, false otherwise
     */
    public boolean isInfoEnabled() {
        return INFO.equals(logLevel);
    }

    /**

    public void test_doGet_accessTimeoutTarget() {
        SmbClient client = new SmbClient() {
            @Override
            protected ResponseData getResponseData(final String uri, final boolean includeContent) {
                try {
                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }