[Java] ObjectMapper를 이용하여 JSON 파싱

예시

		ObjectMapper mapper = new ObjectMapper();
		String setInfoStr = StringUtil.get(startInfo.get("set_info"));
		HashMap<String,Object> inputList = mapper.readValue(setInfoStr, HashMap.class);

출처: https://velog.io/@zooneon/Java-ObjectMapper%EB%A5%BC-%EC%9D%B4%EC%9A%A9%ED%95%98%EC%97%AC-JSON-%ED%8C%8C%EC%8B%B1%ED%95%98%EA%B8%B0