<dependency>
<groupId>org.apache.johnzon</groupId>
<artifactId>johnzon-core</artifactId>
<version>1.2.1</version>
</dependency>
import org.apache.johnzon.core.JsonReader;
import org.apache.johnzon.core.JsonWriter;
import org.apache.johnzon.mapper.Mapper;
import org.apache.johnzon.mapper.MapperBuilder;
import java.io.StringReader;
import java.io.StringWriter;
public class JsonProcessingExample {
public static void main(String[] args) {
Mapper mapper = new MapperBuilder().build();
String json = "{\"name\":\"John\",\"age\":25}";
JsonReader jsonReader = new JsonReader(new StringReader(json));
Person person = mapper.readObject(jsonReader, Person.class);
System.out.println("Name: " + person.getName());
System.out.println("Age: " + person.getAge());
Person newPerson = new Person("Jane", 30);
StringWriter stringWriter = new StringWriter();
JsonWriter jsonWriter = new JsonWriter(stringWriter);
mapper.writeObject(newPerson, jsonWriter);
System.out.println("Generated JSON: " + stringWriter.toString());
}
static class Person {
private String name;
private int age;
public Person() {}
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;
}
}
}
