JavaCodeAcc/src/designpattern/facade/Facade.java at master · kylez7/JavaCodeAcc · GitHub

36 lines (30 loc) · 791 Bytes

package designpattern.facade;

/**

* 外观类，它需要了解所有的子系统的方法或属性，进行组合，以备外界调用

* @author liu yuning

public class Facade {

SubSystemOne subSystemOne;

SubSystemTwo subSystemTwo;

SubSystemThree subSystemThree;

SubSystemFour subSystemFour;

public Facade() {

subSystemOne = new SubSystemOne();

subSystemTwo = new SubSystemTwo();

subSystemThree = new SubSystemThree();

subSystemFour = new SubSystemFour();

}

public void methodA() {

System.out.println("方法组A:");

subSystemOne.methodOne();

subSystemTwo.methodTwo();

subSystemFour.methodFour();

}

public void methodB() {

System.out.println("方法组B:");

subSystemThree.methodThree();

subSystemFour.methodFour();

}

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