1vi file

import java.io.Serializable;
import java.time.LocalDate;

public class Person implements Serializable{
    private final String name;
    private final LocalDate birth;
    private int age;

    public Person(String name, LocalDate birth){
        this.name = name;
        this.birth = birth;
        recalculateAge();
    }

    public String getName(){
        return name;
    }

    public LocalDate getBirth(){
        return birth;
    }

    public int getAge(){
        return age;
    }

    private void recalculateAge() {
        age = LocalDate.now().getYear() - birth.getYear();
    }
}