protected final int numberOfSuggestDocs;
    /** The number of input documents. */
    protected final int numberOfInputDocs;
    /** Flag indicating if there are errors. */
    protected final boolean hasError;
    /** List of errors. */
    protected final List<Throwable> errors = new ArrayList<>();
    /** Time taken for the operation in milliseconds. */
    protected final long took;

    /**

     */
    @Override
    public boolean match(final String url) {
        final List<Pattern> includeList = getUrlFilterService().getIncludeUrlPatternList(sessionId);
        final List<Pattern> excludeList = getUrlFilterService().getExcludeUrlPatternList(sessionId);

        if (!includeList.isEmpty()) {
            boolean match = false;
            for (final Pattern pattern : includeList) {

    /**
     * Output encoding.
     */
    protected String outputEncoding = Constants.UTF_8;

    /**
     * If true, read a content as a text when an extraction fails.
     */
    protected boolean readAsTextIfFailed = false;

    /**
     * Max compression ratio.
     */
    protected long maxCompressionRatio = 100;

    /**
     * Max uncompression size.
     */

     * @return true if the stream contains valid sitemap data, false otherwise
     */
    protected boolean isValid(final InputStream in, final boolean recursive) {
        final BufferedInputStream bis = new BufferedInputStream(in);
        bis.mark(preloadSize);

        final byte[] bytes = new byte[preloadSize];
        try {
            if (bis.read(bytes) == -1) {
                return false;

     * @return true if SIDs should be resolved, false otherwise
     */
    public boolean isResolveSids() {
        return resolveSids;
    }

    /**
     * Sets whether SIDs (Security Identifiers) should be resolved.
     *
     * @param resolveSids true to resolve SIDs, false otherwise
     */
    public void setResolveSids(final boolean resolveSids) {
        this.resolveSids = resolveSids;
    }

    /**

     */
    protected boolean namespaceAware;

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

    /**
     * If true, the parser will expand entity reference nodes.
     */
    protected boolean expandEntityRef = false;

    /**

    protected final Transliterator transliterator = Transliterator.getInstance("Hiragana-Katakana");

    /** Flag indicating if the converter is initialized. */
    protected volatile boolean initialized = false;

    /** Tokenizer factory. */
    protected TokenizerFactory tokenizerFactory = null;

    /**
     * Default constructor.
     */
    public KatakanaConverter() {
        // nothing

 * 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) {