package cuppa;//facadeCuppaMaker耦合各系統來沖茶:public class FacadeCuppaMaker {  boolean teaBagIsSteeped;  public FacadeCuppaMaker() {    System.out.println("FacadeCuppaMaker準備好為你沖茶了!");  }  public TeaCup makeACuppa()   {       TeaCup cup = new TeaCup();       TeaBag teaBag = new TeaBag();       Water water = new Water();       cup.addFacadeTeaBag(teaBag);       water.boilFacadeWater();       cup.addFacadeWater(water);       cup.steepTeaBag();       return cup;   }}