代理_静态代理举例

package com.zhou.java;

/**
 * 静态代理举例
 *
 * 特点:代理类和被代理类在编译期间,就确定下来了
 *
 * @author upzhou
 * @create 2022-04-03 13:27
 */
interface ClothFactory {

    void produceCloth();

}

//代理类
class ProxyClothFactory implements ClothFactory {

    private ClothFactory factory;//用被代理类对象进行实例化

    public ProxyClothFactory(ClothFactory factory) {
        this.factory = factory;
    }

    @Override
    public void produceCloth() {
        System.out.println("代理工厂做一些准备工作");

        factory.produceCloth();

        System.out.println("代理工厂做一些后续的收尾工作");
    }
}
//被代理类
class NikeClothFactory implements ClothFactory{

    @Override
    public void produceCloth() {
        System.out.println("Nike 工厂生产一批运动服");
    }
}

public class StaticProxyTest {
    public static void main(String[] args) {
        //创建被代理类的对象
        NikeClothFactory nike = new NikeClothFactory();
        //创建代理类的对象
        ProxyClothFactory proxyClothFactory = new ProxyClothFactory(nike);

        proxyClothFactory.produceCloth();

    }

}