public QQStore()
{
this._buddyMap = new ConcurrentDictionary<long, QQBuddy>();
this._strangerMap = new ConcurrentDictionary<long, QQStranger>();
this._categoryMap = new ConcurrentDictionary<long, QQCategory>();
this._groupMap = new ConcurrentDictionary<long, QQGroup>();
this._discuzMap = new ConcurrentDictionary<long, QQDiscuz>();
this._pictureItemList = new List<IContentItem>();
}