peer.sendFrame().headers(false, 3, headerEntries("a", "apple"))
    peer.sendFrame().data(false, 3, data(1024), 1024)
    peer.acceptFrame() // RST_STREAM
    peer.sendFrame().data(true, 3, data(1024), 1024)
    peer.acceptFrame() // RST_STREAM
    peer.play()
    val connection = connect(peer)
    val stream1 = connection.newStream(headerEntries("b", "bark"), false)
    val source = stream1.getSource()

  const val FLAG_COMPRESSED = 0x20 // Used for data.

  /** Lookup table for valid frame types. */
  private val FRAME_NAMES =
    arrayOf(
      "DATA", "HEADERS", "PRIORITY", "RST_STREAM", "SETTINGS", "PUSH_PROMISE", "PING", "GOAWAY",
      "WINDOW_UPDATE", "CONTINUATION",
    )

  /**
   * Lookup table for valid flags for DATA, HEADERS, CONTINUATION. Invalid combinations are
   * represented in binary.

      check(hasResponseHeaders || isLocallyInitiated) {
        "reply before requesting the sink"
      }
    }
    return sink
  }

  /**
   * Abnormally terminate this stream. This blocks until the `RST_STREAM` frame has been
   * transmitted.
   */
  @Throws(IOException::class)
  fun close(
    rstStatusCode: ErrorCode,
    errorException: IOException?,
  ) {

    when OkHttp retrieves ALPN state on a closed connection.


## Version 4.9.3

_2021-11-21_

 *  Fix: Don't fail HTTP/2 responses if they complete before a `RST_STREAM` is sent.


## Version 4.9.2

_2021-09-30_

 *  Fix: Don't include potentially-sensitive header values in `Headers.toString()` or exceptions.