Sample REST endpoint with non 200 response and no Exception

SurveyEndpoint.java

  @RequestMapping("/{surveyId}")
  public Survey findSurvey(@PathVariable String surveyId, HttpServletResponse response) {
	log.info("Querying survey {}", surveyId);
	Survey survey = repository.get(surveyId);
	if (survey == null) {
		log.warn("Survey {} was not found!", surveyId);
		response.setStatus(404);
	}
	return survey;
  }