public async Task ModifyMemberIconAsync(Int32 userId, Int32 memberId, String newIcon) { Check.IfNullOrZero(userId); Check.IfNullOrZero(memberId); Check.IfNullOrZero(newIcon); await _memberContext.ModifyMemberIconAsync(userId, memberId, newIcon); await CacheHelper.RemoveKeyWhenModify(new DesktopCacheKey(userId)); }