* @return
*/
private ResponseEntity<ResourceSupport> saveAndReturn(Object domainObject, RepositoryInvoker invoker,
HttpMethod httpMethod, PersistentEntityResourceAssembler assembler) {
publisher.publishEvent(new BeforeSaveEvent(domainObject));
Object obj = invoker.invokeSave(domainObject);
publisher.publishEvent(new AfterSaveEvent(domainObject));
HttpHeaders headers = new HttpHeaders();