client.java

来自「《Java与模式》一书的源代码」· Java 代码 · 共 26 行

package com.javapatterns.iterator.whitebox;

public class Client
{
    private Iterator it;
    private Aggregate agg = new ConcreteAggregate();

    public void operation()
    {
        it = agg.createIterator();

        while (!it.isDone())
        {
            System.out.println(it.currentItem().toString());
            it.next();
        }
    }

    public static void main(String[] args)
    {
        Client client = new Client();

        client.operation();
    }
}