Akka.Dispatch.ConcurrentQueueMailbox.Post C# (CSharp) Method

        public override void Post(IActorRef receiver, Envelope envelope)
        {
            if (_isClosed)
                return;

            hasUnscheduledMessages = true;
            if (envelope.Message is ISystemMessage)
            {
                Mailbox.DebugPrint("{0} enqueued system message {1} to {2}", ActorCell.Self, envelope, ActorCell.Self.Equals(receiver) ? "itself" : receiver.ToString());
                _systemMessages.Enqueue(envelope);
            }
            else
            {
                Mailbox.DebugPrint("{0} enqueued message {1} to {2}", ActorCell.Self, envelope, ActorCell.Self.Equals(receiver) ? "itself" : receiver.ToString());
                _userMessages.Enqueue(envelope);
            }

            Schedule();
        }