asp.net(c#)开发中的文件上传组件uploadify的使用方法(4)

string uploadPath = Path.Combine(HttpContext.Current.Server.MapPath("https://www.jb51.net/"), uploadFiles);
                    if (!Directory.Exists(uploadPath))
                    {
                        Directory.CreateDirectory(uploadPath);
                    }
                    string newFilePath = Path.Combine(uploadPath, newFileName);
                    LogTextHelper.Info(newFilePath);
                    file.SaveAs(newFilePath);
                    bool uploaded = File.Exists(newFilePath);

#endregion

if (uploaded)
                    {
                        #region 文件保存成功后，写入附件的数据库记录
                        //AttachmentInfo attachmentInfo = new AttachmentInfo();
                        //attachmentInfo.EditorTime = DateTime.Now;
                        //attachmentInfo.FileExtend = extenstion;
                        //attachmentInfo.FileName = folader + "https://www.jb51.net/" + newFileName;
                        //attachmentInfo.OldFileName = oldFileName;
                        //attachmentInfo.Size = size;
                        //attachmentInfo.Guid = guid;
                        //BLLFactory<Attachment>.Instance.Insert(attachmentInfo);
                        #endregion
                    }
                }
                else
                {
                    LogTextHelper.Error("上传文件失败");
                }
            }
            catch (Exception ex)
            {
                LogTextHelper.Error("上传文件失败", ex);
                throw;
            }
        }

/// <summary>
        /// 获取新的名称 比如:aa.jpg转化为aa(20090504).jpg
        /// </summary>
        /// <param>文件名称[aa.jpg]</param>
        /// <returns>新的文件名称</returns>
        public static string GetNewFileName(string fileName)
        {
            if (string.IsNullOrEmpty(fileName))
                return string.Empty;