public void LoadBinary(Stream stream)
        {
            if (stream == null)
            {
                return;
            }
            int cnt = FilePathMgr.Instance.ReadInt(stream);

            for (int i = 0; i < cnt; ++i)
            {
                AutoUpdateCfgItem item = AutoUpdateCfgItem.LoadBinary(stream);
                AddOrSet(item);
            }
        }