Packet.GetPacketId C# (CSharp) Method

    public abstract int GetPacketId();

 private static void RegisterProto(Type type)
 {
     System.Object target = Activator.CreateInstance(type);
     if (target is Packet)
     {
         Packet packet = target as Packet;
         _factory[packet.GetPacketId()] = new PacketFactory(type);
         ReturnPacket(packet);
     }
     else
     {
         LogHelper.PrintError($"[ProtoHelper]RegisterProto:{type.ToString()} error.");
     }
 }