抽象工厂模式【ABSTRACT FACTORY PATTERN】test

import AbstractFactory.Sample.factory.*;public class Main{    public static void main(String[] args)    {        if (args.length != 1)        {            System.out.println("Usage: java Main class.name.of.ConcreteFactory");            System.out.println("Example 1: java Main AbstractFactory.Sample.listfactory.ListFactory");            System.out.println("Example 2: java Main AbstractFactory.Sample.tablefactory.TableFactory");            System.exit(0);        }        Factory factory = Factory.getFactory(args[0]);                Link nba = factory.createLink("China NBA", "http://www.nba.china.com/");        Link sohu = factory.createLink("SOHU Sport ", "http://www.sohu.sport.com/");        Link apache = factory.createLink("Apache", "http://www.apache.org");        Link qq = factory.createLink("QQ", "http://www.qq.com/");                Link hk = factory.createLink("Google HK", "http://www.google.com.hk/");        Link google = factory.createLink("Google", "http://www.google.com/");                Tray root1 = factory.createTray("favorite");        root1.add(nba);        root1.add(sohu);        root1.add(qq);                Tray g = factory.createTray("Google city country");        g.add(hk);        g.add(google);                Tray d = factory.createTray("directory");        d.add(apache);                Tray root2 = factory.createTray("Google");        root2.add(g);        root2.add(d);                       Page page = factory.createPage("LinkPage", "albert");        page.add(root1);        page.add(root2);        page.output();    }}