Json Library Java -

import com.google.gson.Gson; Gson gson = new Gson(); User user = new User("Charlie", 35); String json = gson.toJson(user);

String json = "\"name\":\"Bob\",\"age\":25"; User user = mapper.readValue(json, User.class); System.out.println(user.getName()); // Bob json library java

JSONArray hobbies = new JSONArray(); hobbies.put("reading"); hobbies.put("swimming"); obj.put("hobbies", hobbies); import com