C# 方法循環調用自身

public void SaveBaseInfo(string type, StationInfo info, int parentRegionId)
        {
            try
            {
                Action<int, StationInfo> AddRegionAndDevice = (scadaMapping, info2) => { };

                AddRegionAndDevice = (regionId, stationInfo) =>
                {
                    regionId = UpdateDevice(type, stationInfo, regionId);
                    if (stationInfo.Children != null && stationInfo.Children.Count != 0)
                    {
                        foreach (var item in stationInfo.Children)
                        {
                            AddRegionAndDevice(regionId,item);
                        }
                    }
                };

                if (info.Children != null && info.Children.Count != 0)
                {
                    foreach (StationInfo item2 in info.Children)
                    {
                        AddRegionAndDevice(parentRegionId, item2);
                    }
                }
            }
            catch (Exception ex)
            {
                Program.Log.Error(ex);
            }
        }