import com.fasterxml.jackson.databind.ObjectMapper;
public class Person {
private String name;
private int age;
}
public class Main {
public static void main(String[] args) throws Exception {
ObjectMapper objectMapper = new ObjectMapper();
Person person = new Person();
person.setName("Alice");
person.setAge(20);
String json = objectMapper.writeValueAsString(person);
System.out.println(json);
}
}
public class Person {
private String name;
private int age;
}
public class Main {
public static void main(String[] args) throws Exception {
ObjectMapper objectMapper = new ObjectMapper();
String json = "{\"name\":\"Alice\",\"age\":20}";
Person person = objectMapper.readValue(json, Person.class);
System.out.println(person.getName());
System.out.println(person.getAge());
}
}
