适配器模式(Adapter Class/Object)

//HDMI接口，需要被适配的接口
public interface HDMIPort {
    void workByHDMI();
}

//VGI接口，客户端所期待的接口
public interface VGIPort {
    void workByVGI();
}

//将HDMI接口转换为VGI,这就是适配器
public class HDMIToVGI implements VGIPort{

    HDMIPort hdmiPort;

    public HDMIToVGI(HDMIPort hdmiPort) {
        this.hdmiPort = hdmiPort;
    }
    //将HDMI接口转换为VGI接口
    @Override
    public void workByVGI() {
        hdmiPort.workByHDMI();
    }
}

public static void main(String[] args) {
        //定义一个HDMI接口
        HDMIPort hdmiPort = new HDMIPort() {
            @Override
            public void workByHDMI() {
                //hdmi接口工作方式
            }
        };
        //将HDMI接口转换为VGI接口
        VGIPort vgiPort = new HDMIToVGI(hdmiPort);
        //经过转换HDMI接口变成了VGI接口
        vgiPort.workByVGI();
    }

package com.qbz.test;

//MicroUSB接口,客户端所期待的接口
interface MicroUSB {
    void process();
}

// USBTypec接口,需要被适配的接口
interface USBTypec {
    void process();
}

class Phone implements MicroUSB {
    @Override
    public void process() {
        System.out.println("使用MicroUSB接口进行充电");
    }
}

class Car implements USBTypec {
    @Override
    public void process() {
        System.out.println("使用USBTypec接口进行充电");
    }
}

// 适配器,将USBTypec接口转换成MicroUSB
class USBTypecToMicroUSB implements MicroUSB {

    USBTypec usbTypec;

    public USBTypecToMicroUSB(USBTypec usbTypec) {
        this.usbTypec = usbTypec;
    }

    @Override
    public void process() {
        System.out.println("USBTypec接口转换成MicroUSB");
        // 将USBTypec接口转换成MicroUSB接口
        usbTypec.process();
    }
}

public class Main {

    public static void main(String[] args) {
        USBTypec usbTypec = new Car();
        USBTypecToMicroUSB tTom = new USBTypecToMicroUSB(usbTypec);
        tTom.process();
    }

}

USBTypec接口转换成MicroUSB
使用USBTypec接口进行充电