[Java] Gson 라이브러리 Object <-> Class Json String

// Gson 변환기
implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
implementation 'com.google.code.gson:gson:2.8.9'

 

Class Object -> JsonSting 변환

Gson gson = new Gson();
String stringValue = gson.toJson(class object);

 

Class JsonString -> Class Object

Gson gson = new Gson();
Class Object newObject = gson.fromJson(jsonString, Class Type);