sales.java

ssd3 exercise2 的题目和答案

// Decompiled by Jad v1.5.8f. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://www.kpdus.com/jad.html
// Decompiler options: packimports(3) 
// Source File Name:   Sales.java

import java.util.ArrayList;
import java.util.Iterator;

public class Sales
    implements Iterable
{

    public Sales()
    {
        orders = new ArrayList();
    }

    public void addOrder(Order order)
    {
        orders.add(order);
    }

    public Iterator iterator()
    {
        return orders.iterator();
    }

    public int getNumberOfOrders()
    {
        return orders.size();
    }

    private ArrayList orders;
}