package Demeter_Lsp.MyAssociations.ShoppingCart;

import java.util.ArrayList;

/**
 * Demo file, it may not be correct and/or complete.
 * Please watch the corresponding lecture(s) for more explanations.
 *
 * @author ashesh
 */
public class Cart {
	Customer customer; // has-a relationship (aggregation)
	ArrayList<Item> items = new ArrayList<Item>(); // composition - death relationship!

	public Cart(Customer customer) {
		super();
		this.customer = customer;
	}

	public void addItem(Item item) {
		items.add(item);
	}

	public void printCart() {
		for (int i = 0; i < items.size(); i++) {
			System.out.println(items.get(i));
		}

		// Alternatively....
		// for (Item it : this.items) {
		// 	System.out.println(it);
		// }
	}
}