public bool Backup()
{
LoggerHelper.Instance.Information(string.Format("开始备份({0}-{1})的原始数据...", FileFullPath, typeof(T).FullName));
List <T> orginalentities = _Repository.Queryable.ToList();
JsonSerializeHelper.SerializeJson(orginalentities, BackupFileFullPath);
LoggerHelper.Instance.Information(string.Format("备份({0}-{1})的成功", FileFullPath, typeof(T).FullName));
return(true);
}