sales.java

来自「SSD3 Exercise Four Ex 4」· Java 代码 · 共 28 行

import java.util.*;

public class Sales implements Iterable<Order>{

	private ArrayList<Order> orders;
	
	public Sales()
	{
		orders = new ArrayList<Order>();
	}
	
	public void addOrder(Order order)
	{
		orders.add(order);
	}
	
	public Iterator<Order> iterator()
	{
		return orders.iterator();
	}
	
	public int getNumberOfOrder()
	{
		return orders.size();
	}
	
}