Java设计模式之桥接模式的实现

package com.jialidun.gof.birdge;

//品牌
public interface Brand {

    void info();
}

package com.jialidun.gof.birdge;

//抽象的电脑类型类
public abstract class Computer {

    //组合，品牌 桥
    protected Brand brand;

    public Computer(Brand brand){
        this.brand = brand;
    }

    public void info(){
        brand.info();//自带品牌

    }
}

package com.jialidun.gof.birdge;

//苹果品牌
public class Apple implements Brand{
    @Override
    public void info() {
        System.out.print("苹果"+"\n");
    }
}

package com.jialidun.gof.birdge;

//联想品牌
public class Lenovo implements Brand{
    @Override
    public void info() {
        System.out.print("联想"+"\n");
    }
}

package com.jialidun.gof.birdge;

public class Desktop extends Computer{
    public Desktop(Brand brand) {
        super(brand);
        System.out.print("台式机");
    }
}

package com.jialidun.gof.birdge;

public class laptop extends Computer{
    public laptop(Brand brand) {
        super(brand);
        System.out.print("笔记本");
    }
}

package com.jialidun.gof.birdge;

public class Test {
    public static void main(String[] args) {
        //苹果笔记本
        Computer computer = new laptop(new Apple());
        computer.info();


        //联想台式机
        Desktop desktop = new Desktop(new Lenovo());
        desktop.info();


    }
}