Simple repository implementation

HelloObjectJpaRepository.java

@OsgiServiceProvider(classes = { HelloRepository.class })
@Singleton
@Transactional
public class HelloJpaRepository extends DelegatingSimpleJpaRepository<HelloEntity, Long> implements HelloRepository {
	/**
	 * Entity manager.
	 */

	@PersistenceContext(unitName = "myTestPu")
	private EntityManager em;
	@PersistenceUnit( unitName = "myTestPu")
	private EntityManagerFactory emf;
	@Override
	@PostConstruct
	public void postConstruct() {
		instanciateDelegateRepository(emf, em, HelloEntity.class);
	}
}