*     Corresponds to `FLAG_FIN`.
   */
  @Throws(IOException::class)
  fun newStream(
    requestHeaders: List<Header>,
    out: Boolean,
  ): Http2Stream = newStream(0, requestHeaders, out)

  @Throws(IOException::class)
  private fun newStream(
    associatedStreamId: Int,
    requestHeaders: List<Header>,
    out: Boolean,
  ): Http2Stream {
    val outFinished = !out
    val inFinished = false

  ): Sink = stream!!.sink

  override fun writeRequestHeaders(request: Request) {
    if (stream != null) return

    val hasRequestBody = request.body != null
    val requestHeaders = http2HeadersList(request)
    stream = http2Connection.newStream(requestHeaders, hasRequestBody)
    // We may have been asked to cancel while creating the new stream and sending the request
    // headers, but there was still no stream to close.
    if (canceled) {

        Map<String, Object> initParamMap = initParamMapSet.get();
        assertNotNull(initParamMap);
        assertEquals(0, ((org.codelibs.fess.crawler.client.http.RequestHeader[]) initParamMap.get("requestHeaders")).length);
        assertEquals("Mozilla/5.0 (compatible; Fess/98.76; +http://fess.codelibs.org/bot.html)", initParamMap.get("userAgent"));

      val requestHeaders = networkResponse!!.request.headers
      val responseHeaders = headers
      return varyHeaders(requestHeaders, responseHeaders)
    }

    /**
     * Returns the subset of the headers in [requestHeaders] that impact the content of the
     * response's body.
     */
    private fun varyHeaders(
      requestHeaders: Headers,
      responseHeaders: Headers,

   * @param requestHeaders minimally includes `:method`, `:scheme`, `:authority`, and `:path`.
   */
  @Throws(IOException::class)
  fun pushPromise(
    streamId: Int,
    promisedStreamId: Int,
    requestHeaders: List<Header>,
  ) {
    withLock {
      if (closed) throw IOException("closed")
      hpackWriter.writeHeaders(requestHeaders)

      val byteCount = hpackBuffer.size

    return sslSocket
  }

  override fun onStream(stream: Http2Stream) {
    try {
      val requestHeaders = stream.takeHeaders()
      var path: String? = null
      var i = 0
      val size = requestHeaders.size
      while (i < size) {
        if (requestHeaders.name(i) == Header.TARGET_PATH_UTF8) {
          path = requestHeaders.value(i)
          break
        }
        i++
      }
      if (path == null) {

    public static final String AUTHENTICATIONS_PROPERTY = "webAuthentications";

    /** Property name for request headers setting */
    public static final String REQUEST_HEADERS_PROPERTY = "requestHeaders";

    /** Property name for redirects enabled setting */
    public static final String REDIRECTS_ENABLED = "redirectsEnabled";

    /** Property name for cookies setting */

      client
        .newBuilder()
        .cookieJar(
          JavaNetCookieJar(
            object : CookieManager() {
              override fun get(
                uri: URI,
                requestHeaders: Map<String, List<String>>,
              ) = mapOf(
                "COOKIE" to listOf("Bar=bar"),
                "cooKIE2" to listOf("Baz=baz"),
              )
            },
          ),

     * @param promisedStreamId server-initiated stream ID.  Must be an even number.
     * @param requestHeaders minimally includes `:method`, `:scheme`, `:authority`, and `:path`.
     */
    @Throws(IOException::class)
    fun pushPromise(
      streamId: Int,
      promisedStreamId: Int,
      requestHeaders: List<Header>,
    )

    /**

        // Request Header
        final RequestHeader[] requestHeaders = getInitParameter(REQUEST_HEADERS_PROPERTY, new RequestHeader[0], RequestHeader[].class);
        for (final RequestHeader requestHeader : requestHeaders) {
            if (requestHeader.isValid()) {
                requestHeaderList.add(new BasicHeader(requestHeader.getName(), requestHeader.getValue()));
            }
        }