final boolean skipAuthentication) throws IOException, ServletException {
        UniAddress dc;
        String msg;
        NtlmPasswordAuthentication ntlm = null;
        msg = req.getHeader("Authorization");
        final boolean offerBasic = enableBasic && (insecureBasic || req.isSecure());

        if (msg != null && (msg.startsWith("NTLM ") || offerBasic && msg.startsWith("Basic "))) {

            url = file.getLocator().getPath();
            resp.setContentType("text/plain");
            resp.setContentType(URLConnection.guessContentTypeFromName(url));
            resp.setHeader("Content-Length", file.length() + "");
            resp.setHeader("Accept-Ranges", "Bytes");

            while ((n = in.read(buf)) != -1) {
                out.write(buf, 0, n);
            }
        }
    }

    /**

	public final fun getBodyDelayNanos ()J
	public final fun getCode ()I
	public final fun getDoNotReadRequestBody ()Z
	public final fun getFailHandshake ()Z
	public final fun getHeaders ()Lokhttp3/Headers;
	public final fun getHeadersDelayNanos ()J
	public final fun getInTunnel ()Z
	public final fun getInformationalResponses ()Ljava/util/List;
	public final fun getMessage ()Ljava/lang/String;

     */
    protected static Date getReceivedDate(final Message message) throws MessagingException {
        final Date today = new Date();
        final String[] received = message.getHeader("received");
        if (received != null) {
            for (final String v : received) {
                String dateStr = null;
                try {
                    dateStr = getDateString(v);

                resp.setContentType(mimeMap.getMimeType(type));
            }
            resp.setHeader("Content-Length", file.length() + "");
            resp.setHeader("Accept-Ranges", "Bytes");

            while ((n = in.read(buf)) != -1) {
                out.write(buf, 0, n);
            }
        }

            final boolean skipAuthentication) throws IOException, ServletException {
        Address dc;
        String msg;
        NtlmPasswordAuthentication ntlm = null;
        msg = req.getHeader("Authorization");
        final boolean offerBasic = this.enableBasic && (this.insecureBasic || req.isSecure());

        if (msg != null && (msg.startsWith("NTLM ") || offerBasic && msg.startsWith("Basic "))) {

        }
        final SearchHelper searchHelper = ComponentUtil.getSearchHelper();
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        if (!fessConfig.isAcceptedSearchReferer(request.getHeader("referer"))) {
            writeJsonResponse(HttpServletResponse.SC_BAD_REQUEST, escapeJsonKeyValue(MESSAGE_FIELD, "Referer is invalid."));
            return;
        }

        if (!fessConfig.isApiSearchScroll()) {

      MockResponse
        .Builder()
        .code(HttpURLConnection.HTTP_MOVED_TEMP)
        .setHeader("Location", "/b")
        .headersDelay(100, TimeUnit.MILLISECONDS)
        .build(),
    )
    server.enqueue(
      MockResponse
        .Builder()
        .code(HttpURLConnection.HTTP_MOVED_TEMP)
        .setHeader("Location", "/c")
        .headersDelay(100, TimeUnit.MILLISECONDS)
        .build(),
    )

            searchLog.setClientIp(StringUtils.abbreviate(ComponentUtil.getViewHelper().getClientIp(req), 100));
            searchLog.setReferer(StringUtils.abbreviate(req.getHeader("referer"), 1000));
            searchLog.setUserAgent(StringUtils.abbreviate(req.getHeader("user-agent"), 255));
            final Object accessType = req.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE);

  @Test
  @Throws(IOException::class)
  fun wrongConnectionHeader() {
    webServer.enqueue(
      MockResponse
        .Builder()
        .code(101)
        .setHeader("Upgrade", "websocket")
        .setHeader("Connection", "Downgrade")
        .setHeader("Sec-WebSocket-Accept", "ujmZX4KXZqjwy6vi1aQFH5p4Ygk=")
        .build(),
    )
    webServer.enqueue(
      MockResponse
        .Builder()