//此处用了匿名内中类
    abstract class Fu
    {
        public abstract void sleep();
    }
    class Demo
    {    
        public void fun()
        {
        //创建匿名对象，可以使用匿名类中类
            new Fu()
            {
            public void sleep()
                {
                System.out.println("睡觉");
                }
            public void eat()
                {
                System.out.println("吃饭");
                }
            
            }
            .sleep();
    //创建匿名对象
            new Fu()
            {
            public void sleep()
                {
                System.out.println("睡觉");
                }
            public void eat()
                {
                System.out.println("吃饭");
                }
            
            }
            .eat();
            
        }
    }
    class Demonmnbl1 
    {
        public static void main(String[] args) 
        {
            Demo de1 = new Demo();
            de1.fun();
        }
    }