反序列化集合时未调用Setter

import com.google.gson.Gson;
import java.util.ArrayList;
import java.util.List;

public class ExampleClass {
    public static void main(String[] args) {
        List<Person> people = new ArrayList<>();
        people.add(new Person("John", 30));
        people.add(new Person("Jane", 25));

        Gson gson = new Gson();
        String json = gson.toJson(people);
        System.out.println(json);

        List<Person> newPeople = gson.fromJson(json, new TypeToken<List<Person>>(){}.getType());
        for (Person person : newPeople) {
            System.out.println(person.getName());
        }
    }
}

class Person {
    private String name;
    private int age;

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

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }
}