​

class Car implements Cloneable {

    private String modelName;

    private ArrayList<String> owners = new ArrayList<String>();

​

    public String getModelName() { return this.modelName; }

    public void setModelName(String modelName) { this.modelName = modelName; }

​

    public ArrayList getOwners() { return this.owners; }

    public void setOwners(String ownerName) { this.owners.add(ownerName); }

    public Object clone() {

        try {

            Car clonedCar = (Car)super.clone();

            // clonedCar.owners = (ArrayList)owners.clone();

            return clonedCar;

        } catch (CloneNotSupportedException ex) {

            ex.printStackTrace();

            return null;

        }

    }

}

​

public class prog {

    public static void main(String[] args) {

        Car car01 = new Car();

​

        car01.setModelName("아반떼");

        car01.setOwners("홍길동");

        System.out.println("Car01 : " + car01.getModelName() + ", " + car01.getOwners() + "\n");

        Car car02 = (Car)car01.clone();

        car02.setOwners("이순신");

        System.out.println("Car01 : " + car01.getModelName() + ", " + car01.getOwners());

        System.out.println("Car02 : " + car02.getModelName() + ", " + car02.getOwners());

    }

}