* @return the compiled Pattern object
         */
        private static Pattern compilePattern(final String pattern) {
            final StringBuilder regex = new StringBuilder();
            regex.append("^"); // Match from the start

            for (int i = 0; i < pattern.length(); i++) {
                final char c = pattern.charAt(i);
                if (c == '*') {

        }
        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.

    }

    /**
     * Gets the list of include URL patterns for the specified session.
     *
     * @param sessionId The session ID.
     * @return The list of compiled include patterns.
     * @throws CrawlerSystemException if the patterns cannot be loaded.
     */
    @Override
    public List<Pattern> getIncludeUrlPatternList(final String sessionId) {
        try {

        le: Optional[float] = None,
        min_length: Optional[int] = None,
        max_length: Optional[int] = None,
        pattern: Optional[str] = None,
        regex: Annotated[
            Optional[str],
            deprecated(
                "Deprecated in FastAPI 0.100.0 and Pydantic v2, use `pattern` instead."
            ),
        ] = None,
        discriminator: Union[str, None] = None,

    }

    /**
     * Adds a password for files matching the given regular expression pattern.
     * @param regex the regular expression pattern to match against URLs or resource names
     * @param password the password to use for matching files
     */
    public void addPassword(final String regex, final String password) {
        passwordMap.put(Pattern.compile(regex), password);
    }

    /**

public class UpgradedProperties {

    private static final Pattern SETTER_REGEX = Pattern.compile("set[A-Z].*");
    private static final Pattern GETTER_REGEX = Pattern.compile("get[A-Z].*");
    private static final Pattern BOOLEAN_GETTER_REGEX = Pattern.compile("is[A-Z].*");
    public static final String OLD_REMOVED_ACCESSORS_OF_UPGRADED_PROPERTIES = "oldRemovedAccessorsOfUpgradedProperties";

    </magic>
    <glob pattern="*.bin"/>
    <glob pattern="*.dms"/>
    <glob pattern="*.lha"/>
    <glob pattern="*.lrf"/>
    <glob pattern="*.lzh"/>
    <glob pattern="*.so"/>
    <glob pattern="*.dist"/>
    <glob pattern="*.distz"/>
    <glob pattern="*.pkg"/>
    <glob pattern="*.bpk"/>
    <glob pattern="*.dump"/>
    <glob pattern="*.elc"/>
    <glob pattern="*.deploy"/>

    public static final int MAX_CREDITS = 65535;

    // Patterns for validation
    private static final Pattern VALID_USERNAME = Pattern.compile("^[a-zA-Z0-9._\\-@]+$");
    private static final Pattern VALID_DOMAIN = Pattern.compile("^[a-zA-Z0-9._\\-]+$");
    private static final Pattern VALID_SHARE = Pattern.compile("^[a-zA-Z0-9._\\-$]+$");
    private static final Pattern PATH_TRAVERSAL = Pattern.compile("\\.\\.[\\\\/]");

                .getTotalHits()
                .value() > 0);

        // Verify pattern can be retrieved
        final List<Pattern> patterns = urlFilterService.getIncludeUrlPatternList(sessionId);
        assertEquals(1, patterns.size());
        assertTrue(patterns.get(0).matcher("http://example.com/page1").matches());
        assertFalse(patterns.get(0).matcher("http://other.com/page1").matches());

     * - Second: List of regex pattern matches (Pattern -> content template)
     */
    protected Map<String, Pair<Map<String, String>, List<Pair<Pattern, String>>>> relatedContentMap = Collections.emptyMap();

    /**
     * Prefix used to identify regex patterns in related content terms.
     * When a term starts with this prefix, it is treated as a regular expression
     * pattern rather than an exact match term.
     */