1.  
  2. public class GroceryItemOrder {
  3.  
  4. 	public GroceryItemOrder(String name, int quantity, double pricePerUnit) {
  5.  
  6. 	}
  7.  
  8. 	public double getCost() {
  9. 		return quantity * pricePerUnit
  10. 	}
  11.  
  12. 	public void setQuantity (int quantity) {
  13.  
  14. 	}
  15. }
  16.