使用Jackson嵌套对象对POJO进行序列化

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我想使用Jackson将这样的对象序列化为Json String。有可能吗?

public class Simple {
    public static void main(String[] args) {
        List<Person> emptylist = new ArrayList<>();
        Person p3 = new Person("grandpa", emptylist);
        Person p2 = new Person("father", emptylist);
        Person p1 = new Person("i am", emptylist);
        p2.children.add(p3);
        p1.children.add(p2);
    }

    @AllArgsConstructor
    @NoArgsConstructor
    @Getter
    @Setter
    public static class Person {
        String name;
        List<Person> children;
    }
}
java json serialization jackson
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