<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.13.0</version>
</dependency>
import com.fasterxml.jackson.databind.ObjectMapper;
public class Main {
public static void main(String[] args) {
ObjectMapper objectMapper = new ObjectMapper();
try {
Person person = new Person("John Doe", 30);
String jsonString = objectMapper.writeValueAsString(person);
System.out.println(jsonString);
} catch (JsonProcessingException e) {
e.printStackTrace();
}
}
}
class Person {
private String name;
private int age;
public Person(String name, int age) {
this.name = name;
this.age = age;
}
}
json
{
"name": "John Doe",
"age": 30
}
