java - day15 - nstInner

　　匿名内部类

 package com.javatest.mama;

 public class Mama {
     int x = 5;
     public static void main(String[] args){
         Mama t = new Mama();
         t.say();
         /* Baby m = new Baby(); */ //错误：No enclosing instance of type Mama is accessible
                                    //main()是静态类，而内部类是动态类

     }
     void say(){
         System.out.println("say()");
         Baby x = new Baby();
         x.show();
     }

     class Baby{
         void show(){
             System.out.println("show("+x+")");
         }
     }
 }