public FileUploadBLL()
: base()
{
base.Init(this.GetType().FullName, System.Reflection.Assembly.GetExecutingAssembly().GetName().Name);
baseDal.OnOperationLog += new OperationLogEventHandler(Next.Admin.BLL.OperationLogBLL.OnOperationLog);//如果需要记录操作日志，则实现这个事件
this.fileUploadDAL = (IFileUploadDAL)base.baseDal;
}
public List <FileUpload> GetByAttachGuid(string attachmentGuid)
{
IFileUploadDAL dal = baseDal as IFileUploadDAL;
return(dal.GetByAttachGuid(attachmentGuid));
}