设计模式--外观模式_JAVA_编程开发_程序员俱乐部

public class SubSystemOne {

	public void methodOne() {
		System.out.println("子系统方法1");

	}

}

public class SubSystemTwo {

	public void methodTwo(){
		System.out.println("子系统方法2");
		
	}
	
}

public class SubSystemThree {

	public void mtheodThree(){
		System.out.println("子系统方法3");
		
	}
	
}

public class Facade {

	SubSystemOne one;
	
	SubSystemTwo two;
	
	SubSystemThree three;
	
	public Facade(){
		one = new SubSystemOne();
		two = new SubSystemTwo();
		three = new SubSystemThree();
	}
	
	public void methodA(){
		System.out.println("\n方法组A（）------------");
		one.methodOne();
		two.methodTwo();
		three.mtheodThree();
	}
	
	public void methodB(){
		System.out.println("\n方法组B（）------------");
		one.methodOne();
		three.mtheodThree();
		
		
	}
	
}

public class Client {

	public static void main(String[] args) {
		Facade f = new Facade();
		
		f.methodA();
		f.methodB();
		
	}
	
}