order.java

SSD3 实验5的上交文件 自己实验做得

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// Decompiler options: packimports(3) 
// Source File Name:   Order.java

import java.util.Iterator;
import java.util.Vector;

public class Order
{

    public Order()
    {
        items = new Vector<OrderItem>();
    }

    public void addItem(OrderItem orderitem)
    {
        items.add(orderitem);
    }

    public void removeItem(OrderItem orderitem)
    {
        items.removeElement(orderitem);
    }

    public Iterator<OrderItem> getItemsIterator()
    {
        return items.iterator();
    }

    public OrderItem getItem(Product product)
    {
        for(Iterator<OrderItem> iterator = getItemsIterator(); iterator.hasNext();)
        {
            OrderItem orderitem = (OrderItem)iterator.next();
            if(orderitem.getProduct().equals(product))
                return orderitem;
        }

        return null;
    }

    public int getNumberOfItems()
    {
        return items.size();
    }

    public double getTotalCost()
    {
        double d = 0.0D;
        for(Iterator<OrderItem> iterator = getItemsIterator(); iterator.hasNext();) {
			d += ((OrderItem)iterator.next()).getValue();
		}

        return d;
    }

    private Vector<OrderItem> items;
}