*     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

      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

        override fun pushPromise(
          streamId: Int,
          promisedStreamId: Int,
          requestHeaders: List<Header>,
        ) {
          assertThat(streamId).isEqualTo(expectedStreamId)
          assertThat(promisedStreamId).isEqualTo(expectedPromisedStreamId)
          assertThat(requestHeaders).isEqualTo(pushPromise)
        }
      },
    )
  }

  /** Headers are compressed, then framed.  */

      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>,
    )

    /**

        setupEpg(_epgMap, et -> ((RequestHeader) et).getUpdatedBy(), (et, vl) -> ((RequestHeader) et).setUpdatedBy(DfTypeUtil.toString(vl)),
                "updatedBy");
        setupEpg(_epgMap, et -> ((RequestHeader) et).getUpdatedTime(),
                (et, vl) -> ((RequestHeader) et).setUpdatedTime(DfTypeUtil.toLong(vl)), "updatedTime");

        return createOptionalEntity(doSelectByPK(id, tp), id);
    }

    @Override
    protected Class<? extends RequestHeader> typeOfSelectedEntity() {
        return RequestHeader.class;
    }

    @Override
    protected Class<RequestHeader> typeOfHandlingEntity() {
        return RequestHeader.class;
    }

    @Override
    protected Class<RequestHeaderCB> typeOfHandlingConditionBean() {

        // request header
        final List<RequestHeader> requestHeaderList = requestHeaderService.getRequestHeaderList(getId());
        final List<org.codelibs.fess.crawler.client.http.RequestHeader> rhList = new ArrayList<>();
        for (final RequestHeader requestHeader : requestHeaderList) {
            rhList.add(requestHeader.getCrawlerRequestHeader());
        }

     */
    public static OptionalEntity<RequestHeader> getEntity(final CreateForm form, final String username, final long currentTime) {
        switch (form.crudMode) {
        case CrudMode.CREATE:
            return OptionalEntity.of(new RequestHeader()).map(entity -> {
                entity.setCreatedBy(username);
                entity.setCreatedTime(currentTime);