Java QuoteDemo（Java类对象的引用传递），

Java QuoteDemo（Java类对象的引用传递），

//package Main;

public class QuoteDemo {
    public static void main(String[] args) {

        Person person = new Person("杨木发",19) ;
        Car car = new Car("宝马I8",8000000) ;
        person.setCar(car) ;
        car.setPerson(person) ;
        System.out.println("人有什么车："+person.getCar().getInfo());
        System.out.println("车属于什么人："+car.getPerson().getInfo());
    }
}

class Car{
   private String name ;
   private int price ;
   private Person person ;

   public Car(String name,int price){
        this.name=name ;
        this.price=price  ;
   }

   public void setPerson(Person person){
       this.person=person ;
   }

   public Person getPerson(){
       return this.person ;
   }

   public String getInfo(){
       return "汽车品牌型号："+this.name+"、价格：￥"+this.price +"元";
   }
}

class Person{
    private String name ;
    private int age ;
    private Car car ;

    public Person(String name,int age){
        this.name=name ;
        this.age=age ;
    }

    public void setCar(Car car){
        this.car=car ;
    }

    public Car getCar(){
        return this.car ;
    }

    public String getInfo(){
        return "姓名："+this.name+"、年龄："+this.age ;
    }
}