private NotifierState GetNotifierState()
            {
                var orderedList = NotifierStateList.Enum().Where(x => x.Notifier.Guid == _notifier.Guid).Enum().OrderByDescending(x => x.Level);

                if (orderedList.IsNullOrEmpty())
                {
                    throw new Exception("Reporter progress, il n'existe pas de notifier state");
                }

                return(NotifierStateList.Where(x => x.Notifier.Guid == _notifier.Guid).OrderByDescending(x => x.Level).First());
            }
            public void Dispose()
            {
                lock (_notifierStateListLocker)
                {
                    var orderedList = NotifierStateList.Enum().Where(x => x.Notifier.Guid == _notifier.Guid).Enum().OrderByDescending(x => x.Level);

                    if (orderedList.IsNullOrEmpty())
                    {
                        throw new Exception("Reporter dispose, ne peut pas ĂȘtre disposĂ©");
                    }

                    var lastLevel = orderedList.First();

                    NotifierStateList.Remove(lastLevel);
                }
            }