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思考题2（人车关系）

IT知识思考关系考题

归志宁无五亩园，读书本意在元元。这篇文章主要讲述思考题2（人车关系）相关的知识，希望能为你提供帮助。
车和人的关系：
【思考题2（人车关系）】代码实现：

class Memberprivate int mid ; private String name ; private Car car ; private Member child ; public Member(int mid, String name) this.mid = mid ; this.name = name ; public void setCar(Car car) this.car = car ; public Car getCar() return this.car ; public void setChild(Member child) this.child = child ; public Member getChild() return this.child ; public String getMemberInfo() return "人员编号：" +this.mid+ "，姓名："+ this.name ; class Carprivate String title ; private String color ; private Member member ; public Car(String title,String color) this.title = title ; this.color = color ; public void setMember(Member member)this.member = member ; public Member getMember() return this.member ; public String getCarInfo() return "车辆信息：" +this.title+ "，车辆颜色："+this.color ; public class Testpublic static void main(String args[]) Member mem = new Member(1 , "马东") ; Car car1 = new Car("bmw" , "红色") ; Member chd = new Member(2 , "马丁"); Car car2 = new Car("奔驰", "黑色") ; mem.setCar(car1) ; //一个人有一辆车 car1.setMember(mem) ; //一辆车对应一个人 mem.setChild(chd) ; //一个人有一个孩子 chd.setCar(car2) ; //一个孩子有一辆车 car2.setMember(chd) ; //车属于孩子 System.out.println("孩子的车："+mem.getChild().getCar().getCarInfo()) ;


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