private static void ThrowIfPacketIdentifierIsInvalid(IMqttPacketWithIdentifier packet)
{
if (!packet.PacketIdentifier.HasValue)
{
throw new MqttProtocolViolationException($"Packet identifier is not set for {packet.GetType().Name}.");
}
}
private static byte Serialize(IMqttPacketWithIdentifier packet, BinaryWriter writer)
{
writer.Write(packet.PacketIdentifier);
return(MqttPacketWriter.BuildFixedHeader(MqttControlPacketType.UnsubAck));
}
