No serializer found for class1 [Spring/Error] No serializer found for class 오류 : No serializer found for class ... and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_BEANS) Serialize : Object to JSON Deserialize : JSON to Object the default configuration of an ObjectMapper instance is to only access properties that are public fields or have public getters/setters. Jackson 라이브러리의 ObjectMapper는 Serialize 할.. 2023. 10. 10. 이전 1 다음