package pattern.command; /** * 命令模式 * * @author 刘壮飞 * https://github.com/zfman. * https://blog.csdn.net/lzhuangfei. */ public class Client { public static void main(String[] args){ Stock stock=new Stock(); BuyStock buyStock=new BuyStock(stock); SellStock sellStock=new SellStock(stock); Invoker invoker=new Invoker(); invoker.takeOrder(buyStock); invoker.takeOrder(sellStock); invoker.placeOrders(); } }