java:类代码及其测试

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public class Demo_phone {
    public static void main(String[]args){
        phone p1=new phone();
        p1.setBrand("三星");
        p1.setPrice(5200);
        System.out.println(p1.getBrand()+"...."+p1.getPrice());
        p1.call();
        p1.sendMessage();
        p1.playGame();
    }
}

//手机类：
//属性：品牌brand 价格price
//行为：打电话call,发短信sendMessage,玩游戏playGame
class phone{//java  bean类
    private String brand;
    private int price;
    public void setBrand(String brand){//设置品牌
        this.brand=brand;
    }
    public String getBrand(){//获取品牌
        return this.brand;
    }

    public void setPrice(int price){//设置价格
        this.price=price;
    }
    public int getPrice(){//获取价格
        return this.price;
    }

    public void call(){
        System.out.println("打电话");
    }
    public void sendMessage(){
        System.out.println("发短信");
    }
    public void playGame(){
        System.out.println("玩游戏");
    }
}