weixin_39527812的博客

一、面向接口编程1、编写一个接口package com.imooc.ioc.interfaces;public interface OneInterface { public void say(String arg); }2、编写一个实现类package com.imooc.ioc.interfaces;public class OneInterfaceImpl implements OneIn...

1、编写一个接口package com.imooc.ioc.interfaces; public interface OneInterface { public void say(String arg); } 2，编写一个实现类package com.imooc.ioc.interfaces; public class OneInterfaceImpl implements OneI...