private void TryAdd(IGroup group)
{
using (Database database = DatabaseConnections.CreateInstance())
{
DbGroup toAdd = group as DbGroup;
database.AddToGroups(toAdd);
database.SaveImmediatelyIfRequested();
database.Cache.DetachGoup(toAdd);
this.cache.Add(toAdd);
this.dispatcher.ReportGroupsAdded(new List <IGroup> {
toAdd
});
}
}
