Akka.Persistence.Journal.AsyncWriteJournal.Resequencer.Resequence C# (CSharp) Method

            private Desequenced Resequence(Desequenced desequenced)
            {
                if (desequenced.SequenceNr == _delivered + 1)
                {
                    _delivered = desequenced.SequenceNr;
                    desequenced.Target.Tell(desequenced.Message, desequenced.Sender);
                }
                else
                {
                    _delayed.Add(desequenced.SequenceNr, desequenced);
                }

                Desequenced d;
                var delivered = _delivered + 1;
                if (_delayed.TryGetValue(delivered, out d))
                {
                    _delayed.Remove(delivered);
                    return d;
                }

                return null;
            }
        }