protected sealed override void Dispatch()
{
if (username == null || password == null)
{
throw new ArgumentNullException();
}
PointOfSaleRoot.GetInstance().Login(username, password);
}
protected sealed override void AccessControl()
{
PointOfSaleRoot root = PointOfSaleRoot.GetInstance();
User user = root.LoggedInUser;
if (root.LoggedInUser == null)
{
throw new NoAuthorizationException();
}
}
protected override void Dispatch()
{
loggedInUserRole = PointOfSaleRoot.GetInstance().LoggedInUser.Role;
}
protected sealed override void Dispatch()
{
BasketCart basket = PointOfSaleRoot.GetInstance().BasketCart;
totalPrice = basket.TotalPrice;
}
protected override void Dispatch()
{
username = PointOfSaleRoot.GetInstance().LoggedInUser.Username;
}