JAVA学習--インタフェースの応用:エージェントモード

 1 public class TestProxy {

 2     public static void main(String[] args) {

 3         Object obj = new ProxyObject();

 4         obj.action();

 5     }

 6 }

 7 

 8 interface Object{

 9     void action();

10 }

11 // 

12 class ProxyObject implements Object{

13     Object obj;

14     

15     public ProxyObject(){

16         System.out.println(" ");

17         obj = new ObjctImpl();

18     }

19     

20     public void action(){

21         System.out.println(" ");

22         obj.action();

23         System.out.println(" ");

24     }

25 }

26 // 

27 class ObjctImpl implements Object{

28 

29     @Override

30     public void action() {

31         System.out.println("===== ======");

32         System.out.println("===== ======");

33         System.out.println("===== ======");

34         

35     }

36     

37 }