137.手机类的代码及测试

/*
手机类:
    成员变量:
        品牌brand,价格price
    构造方法
        无参,有参
    成员方法
        setXxx和getXxx
        show
*/
class Phone {
    private String brand;                        //品牌
    private int price;                            //价格
    public Phone(){}                            //空参构造
    public Phone(String brand,int price) {        //有参构造
        this.brand = brand;
        this.price = price;
    }
    public void setBrand(String brand) {        //设置品牌
        this.brand = brand;
    }
    public String getBrand() {                    //获取品牌
        return brand;
    }
    public void setPrice(int price) {            //设置价格
        this.price = price;
    }
    public int getPrice() {                        //获取价格
        return price;
    }
    public void show() {
        System.out.println(brand + "..." + price);
    }
}

class Demo5_Phone {
    public static void main(String[] args) {
        Phone p1 = new Phone();
        p1.setBrand("苹果");
        p1.setPrice(1500);
        System.out.println(p1.getBrand() + "..." + p1.getPrice());
        Phone p2 = new Phone("小米",98);
        p2.show();
    }
}