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

     * @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);

    /** Format identifier for PDF date parsing */
    private static final String PDF_DATE = "pdf_date";

    /** Regular expression pattern for matching email addresses */
    private static final Pattern EMAIL_ADDRESS_PATTERN =
            Pattern.compile("[A-Z0-9._%+-]+@[A-Z0-9.-]+\\.[A-Z]{2,6}", Pattern.CASE_INSENSITIVE);

    /**
     * Cache for storing resource file modification timestamps to enable cache busting.

            """
        ),
    ] = None,
    pattern: Annotated[
        str | None,
        Doc(
            """
            RegEx pattern for strings.
            """
        ),
    ] = None,
    regex: Annotated[
        str | None,
        Doc(
            """
            RegEx pattern for strings.
            """
        ),
        deprecated(

type Rules map[string]TargetIDSet

// Add - adds pattern and target ID.
func (rules Rules) Add(pattern string, targetID TargetID) {
	rules[pattern] = NewTargetIDSet(targetID).Union(rules[pattern])
}

// MatchSimple - returns true one of the matching object name in rules.
func (rules Rules) MatchSimple(objectName string) bool {
	for pattern := range rules {
		if wildcard.MatchSimple(pattern, objectName) {
			return true
		}
	}

import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * Converts a javadoc link into docbook.
 */
public class JavadocLinkConverter {
    private static final Pattern LINK_PATTERN = Pattern.compile("(?s)\\s*([\\w\\.]*)(#(\\w+)(\\((.*)\\))?)?.*");
    private static final Pattern TYPE_PATTERN = Pattern.compile("(\\w+)\\s*(.*?)\\s*");
    private static final Pattern PARAM_DELIMITER = Pattern.compile(",\\s*");

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

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

    @Override

    /**
     * The pattern for the date and time.
     */
    protected String pattern;

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

    @Override