Business.EditPlaylistBusiness.RefreshPlaylist C# (CSharp) Метод

        public void RefreshPlaylist(Media video, string oldFileName) {
            if (video.FileName != null) {
                RefreshFilesCache(video.FileName, true);
                if (oldFileName != null && oldFileName != video.FileName)
                    RefreshFilesCache(oldFileName, false);
            } else if (oldFileName != null)
                RefreshFilesCache(oldFileName, false);
        }