Java软件设计模式之桥接模式详解

package oopdemo01.Design_pattern.bridge;
// 品牌
public interface Brand {
    void info();
}

package oopdemo01.Design_pattern.bridge;
// 联想品牌
public class Lenovo implements Brand {
    @Override
    public void info() {
        System.out.print("联想");
    }
}

package oopdemo01.Design_pattern.bridge;
// 苹果品牌
public class Apple implements Brand {
    @Override
    public void info() {
        System.out.print("苹果");
    }
}

package oopdemo01.Design_pattern.bridge;
// 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
    }
}
class Desktop extends Computer {
    public Desktop(Brand brand) {
        super(brand);
    }
    @Override
    public void info() {
        super.info();
        System.out.println("台式机");
    }
}
class Laptop extends Computer {
    public Laptop(Brand brand) {
        super(brand);
    }
    @Override
    public void info() {
        super.info();
        System.out.println("笔记本");
    }
}
 

package oopdemo01.Design_pattern.bridge;
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
        Computer computer1 = new Desktop(new Lenovo());
        computer1.info();
    }
}