public void AddNewBusy(T entity)
{
Debug.Assert(!All.Contains(entity));
Debug.Assert(!AllFree.Contains(entity));
Debug.Assert(!AllBusy.Contains(entity));
AddBusy(entity);
}
private void AddBusy(T entity)
{
Debug.Assert(!AllBusy.Contains(entity));
AddToBusyCollection(entity);
all.Add(entity);
}
public void RemoveBusy(T entity)
{
Debug.Assert(AllBusy.Contains(entity));
RemoveFromBusyCollection(entity);
all.Remove(entity);
}