/// <summary>
/// 更新用户的隐私设置
/// </summary>
/// <param name="userId">用户Id</param>
/// <param name="userSettings"><remarks>key=itemKey,value=PrivacyStatus</remarks></param>
/// <param name="specifyObjects"><remarks>key=itemKey,value=用户指定对象集合</remarks></param>
public void UpdateUserPrivacySettings(long userId, Dictionary <string, PrivacyStatus> userSettings, Dictionary <string, IEnumerable <UserPrivacySpecifyObject> > specifyObjects)
{
//tn_UserPrivacySettings表中若有数据，则更新，否则插入userSettings
//更新指定对象集合时，将旧数据集合不在新集合中的数据删除，将新集合中的数据不在旧集合中的插入；
userPrivacySettingRepository.UpdateUserPrivacySettings(userId, userSettings);
userPrivacySpecifyObjectRepository.UpdateUserPrivacySpecifyObjects(userId, specifyObjects);
}