Java Programming:

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public class ShoppingCartDriver { public static void main(String[] args) { //Create a shopping cart ShoppingCart cart = new ShoppingCart(); //create different items Item item1 = new Item("butter", 4, 2); Item item2 = new Item("milk", 5, 3); Item item3 = new Item("eggs", 10, 3); Item item4 = new Item("cheese", 20, 2); //add items to the cart cart.addItem(item1); cart.addItem(item2); cart.addItem(item3); cart.addItem(item4); //Display content of the cart System.out.println(cart); //Delete item4 from the cart cart.deleteItem(item4); //Display content of the cart System.out.println(cart); //Modify item1's name, when you this method //item1's name will be set to UNKNOW cart.modifyItem(item1); //Display content of the cart System.out.println(cart); }

}

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