override fun data(
      inFinished: Boolean,
      streamId: Int,
      source: BufferedSource,
      length: Int,
    ) {
      if (pushedStream(streamId)) {
        pushDataLater(streamId, source, length, inFinished)
        return
      }
      val dataStream = getStream(streamId)
      if (dataStream == null) {
        writeSynResetLater(streamId, ErrorCode.PROTOCOL_ERROR)