*/
    public void addToBlacklist(String path) {
        blacklistedPaths.add(normalizePath(path).toLowerCase());
    }

    /**
     * Add path to whitelist
     *
     * @param path path or pattern to whitelist
     */
    public void addToWhitelist(String path) {
        whitelistedPaths.add(normalizePath(path).toLowerCase());
    }

    /**
     * Check if path is blacklisted
     */

        // Some socket errors might be recoverable
        if (error instanceof SocketException) {
            String message = error.getMessage();
            if (message != null) {
                message = message.toLowerCase();
                // Connection reset, network unreachable, etc. might be temporary
                return message.contains("connection reset") || message.contains("network unreachable")

        if (enableHighPerformanceMode) {
            // Fast path: only check for obvious patterns without regex
            String lowerData = data.toLowerCase();
            if (!lowerData.contains("password") && !lowerData.contains("secret") && !lowerData.contains("token")

    }

    public void test_generate_invalid_parent_directory() throws Exception {
        // Create a path that's guaranteed to be invalid
        final File invalidParent = System.getProperty("os.name", "linux").toLowerCase().startsWith("windows")
                ? new File("Q:\\invalid\\path\\that\\does\\not\\exist")
                : new File("/invalid/path/that/does/not/exist");

        if (StringUtil.isBlank(value)) {
            return null;
        }

        final String localeName = value.trim().toLowerCase(Locale.ENGLISH).replace("-", "_");

        for (final String supportedLang : supportedLanguages) {
            if (localeName.startsWith(supportedLang.toLowerCase(Locale.ENGLISH))) {
                return supportedLang;
            }
        }
        return null;
    }

    /**

        DfsReferralData dr = start;
        IOException last = null;
        do {
            if (dr != null) {
                targetDomain = dr.getDomain();
                host = dr.getServer().toLowerCase(Locale.ROOT);
                share = dr.getShare();
            }

            try {

                if (this.nonPooled) {
                    if (log.isDebugEnabled()) {

        if (pathInfo != null) {
            int i;
            server = parseServerAndShare(pathInfo);
            if (server != null && (i = server.indexOf('/')) > 0) {
                server = server.substring(0, i).toLowerCase();
                possibleWorkgroup = false;
            }
        }

        msg = req.getHeader("Authorization");
        offerBasic = enableBasic && (insecureBasic || req.isSecure());

                List<String> shareList = List.of(shares);
                boolean hasPublic = shareList.stream().anyMatch(s -> s.toLowerCase().contains("public"));
                boolean hasShared = shareList.stream().anyMatch(s -> s.toLowerCase().contains("shared"));

                assertTrue(hasPublic || hasShared, "Should contain expected shares");
                return; // Success, exit retry loop

     * @return policy constant
     */
    protected final int initChannelBindingPolicy(String policy) {
        if (policy == null)
            return 1; // preferred
        switch (policy.toLowerCase()) {
        case "disabled":
            return 0;
        case "required":
            return 2;
        default:
            return 1; // preferred
        }
    }

    @Override

        if (log.isTraceEnabled()) {
            log.trace("Currently " + this.sessions.size() + " session(s) active for " + this);
        }

        if (targetHost != null) {
            targetHost = targetHost.toLowerCase(Locale.ROOT);
        }

        if (targetDomain != null) {
            targetDomain = targetDomain.toUpperCase(Locale.ROOT);
        }