静态代理的简单理解

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//静态代理的一个简易理解实现,场景是dianedii结婚找了加婚庆公司...

//“婚庆公司”协助“我”实现“结婚”动作
public class StaticProxy {
public static void main(String[] args) {
MarryCompany marryCompany = new MarryCompany(new Person("你"));
marryCompany.HappyMarry();
}
}
//结婚主角
class Person implements Marry
{
public String name;

public Person(String name) {
this.name = name;
}

@Override
public void HappyMarry() {
System.out.println(name+"要结婚啦!");
}
}
//结婚动作
interface Marry{
public void HappyMarry();
}

//婚庆公司
class MarryCompany implements Marry{
Marry target;
public void before(){
System.out.println("结婚前筹措婚礼");
}

public void after(){
System.out.println("结婚后蜜月规划");
}

public MarryCompany(Marry target) {
this.target = target;
}

@Override
public void HappyMarry() {
before();
this.target.HappyMarry();
after();
}
}
//输出:
//结婚前筹措婚礼
//你要结婚啦
//结婚后蜜月规划

//总结:
//假如说Person类中是本来的实现,那么用静态代理的方式就可以在不修改之前代码的情况下,对其功能进行增强。