cartofcopa.java

来自「《Java与模式》一书的源代码」· Java 代码 · 共 15 行

package com.javapatterns.iterator.copsandsales;

public class CartOfCopA extends ShoppingCart
{

    public CartOfCopA() { }

    public Iterator createIterator()
    {
        return new ForwardIterator(this);
    }
}