2. 继承抽象类Phone,显示手机信息 【问题描述】继承抽象类Phone,实现手机类,显示手机信息。 【输入形式】无 【输出形式】 Brand isHUAWEI OwnerId is130111111111111111
时间: 2023-12-04 11:06:01 浏览: 59
【代码示例】
public abstract class Phone {
protected String brand;
protected String ownerId;
public Phone(String brand, String ownerId) {
this.brand = brand;
this.ownerId = ownerId;
}
public abstract void displayInfo();
}
public class HuaweiPhone extends Phone {
public HuaweiPhone(String ownerId) {
super("HUAWEI", ownerId);
}
@Override
public void displayInfo() {
System.out.println("Brand is " + brand);
System.out.println("OwnerId is " + ownerId);
}
}
public class Main {
public static void main(String[] args) {
HuaweiPhone phone = new HuaweiPhone("130111111111111111");
phone.displayInfo();
}
}
【输出结果】
Brand is HUAWEI
OwnerId is 130111111111111111