private final Pattern pattern;

  /**
   * Constructs a pattern file name filter object.
   *
   * @param patternStr the pattern string on which to filter file names
   * @throws PatternSyntaxException if pattern compilation fails (runtime)
   */
  public PatternFilenameFilter(String patternStr) {
    this(Pattern.compile(patternStr));
  }

  /**

public class DateConverter implements Converter {

    /**
     * The date pattern.
     */
    protected String pattern;

    /**
     * Constructs an instance.
     *
     * @param pattern
     *            the date pattern
     */
    public DateConverter(final String pattern) {
        assertArgumentNotEmpty("pattern", pattern);
        this.pattern = pattern;
    }

    @Override

    /**
     * The pattern for time.
     */
    protected String pattern;

    /**
     * Constructs an instance.
     *
     * @param pattern
     *            the pattern for time
     */
    public TimeConverter(final String pattern) {
        assertArgumentNotEmpty("pattern", pattern);
        this.pattern = pattern;
    }

    @Override

      hostname += "."
    }
    if (!pattern.endsWith(".")) {
      pattern += "."
    }
    // Hostname and pattern are now absolute domain names.

    pattern = pattern.asciiToLowercase()
    // Hostname and pattern are now in lower case -- domain names are case-insensitive.

    if ("*" !in pattern) {
      // Not a wildcard pattern -- hostname and pattern must match exactly.
      return hostname == pattern

     * @param pattern
     *            The pattern string
     * @return The converted {@literal String}
     */
    public static String toString(final Object value, final String pattern) {
        return switch (value) {
        case null -> null;
        case String s -> s;
        case java.util.Date d -> toString(d, pattern);
        case Number n -> toString(n, pattern);

        }
        if (client == null) {
            throw new CrawlerSystemException("CrawlerClient instance is null. Cannot register null client.");
        }
        clientMap.put(Pattern.compile(regex), client);
    }

    /**
     * Adds a client with a regular expression pattern at a specific position.
     * @param regex The regular expression to match URLs.
     * @param client The CrawlerClient instance.

    <url-pattern>/*</url-pattern>
    <dispatcher>REQUEST</dispatcher>
  </filter-mapping>

  <filter-mapping>
    <filter-name>corsFilter</filter-name>
    <url-pattern>/*</url-pattern>
    <dispatcher>REQUEST</dispatcher>
  </filter-mapping>

  <filter-mapping>
    <filter-name>webApiFilter</filter-name>
    <url-pattern>/*</url-pattern>
    <dispatcher>REQUEST</dispatcher>

    }

    /**
     * Adds an include URL pattern for the specified session.
     * @param sessionId the session ID
     * @param url the URL pattern to include
     */
    public synchronized void addIncludeUrlPattern(final String sessionId, final String url) {
        final List<Pattern> patternList = getIncludeUrlPatternList(sessionId);
        patternList.add(Pattern.compile(url));
    }

    /**

			filePattern="${log.file.basedir}/${domain.name}${backup.date.suffix}-%i.log.gz">
			<PatternLayout><Pattern>${log.pattern}</Pattern></PatternLayout><!-- <EcsLayout serviceName="fess" eventDataset="crawler" /> -->
			<Policies>
				<TimeBasedTriggeringPolicy />
				<SizeBasedTriggeringPolicy size="100 MB" />
			</Policies>
			<DefaultRolloverStrategy fileIndex="max" min="1"

     * @param pattern
     *            the pattern string
     * @return the converted {@literal long}
     */
    public static long toPrimitiveLong(final Object o, final String pattern) {
        return switch (o) {
        case null -> 0L;
        case Number n -> n.longValue();
        case String s -> toPrimitiveLong(s);