spring-data-jpa-update

@Entity
public class Organization {
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;

    @Column(nullable = false)
    private String name;

    private int status;

    //...getters and setters
}

public interface OrganizationRepository extends JpaRepository<Organization, Long>{}

public interface OrganizationService {
    public Organization findById(long id);
    public Organization disableOrganization(long orgId) throws EntityNotFoundException;
}

@Service
public class OrganizationServiceImpl implements OrganizationService {
    private static final Logger LOG = LoggerFactory.getLogger(OrganizationServiceImpl.class);

    @Autowired
    private OrganizationRepository organizationRepository;

    @Transactional
    @Override
    public Organization disableOrganization(long orgId) throws EntityNotFoundException {
        Organization org = organizationRepository.findOne(orgId);
        if (org == null) {
            throw new EntityNotFoundException("Organization not found: " + orgId);
        }
        org.setStatus(OrganizationStatus.DISABLED.getState());
        //organizationRepository.save(org);
        LOG.debug("Disabled organization {} with name {}", org.getId(), org.getName());
        return org;
    }
}


public class TestOrganizationService extends BaseSpringTest {

    private static final Logger LOG = LoggerFactory.getLogger(TestOrganizationService.class);

    @Test
    public void disableOrganization() {
        try {
            Organization org = new TestOrganization().createOrg();
            organizationService.createOrganization(org);
            // LOG.info(org.toString());
            assertEquals(0, org.getStatus());
            long orgId = org.getId();
            org = organizationService.disableOrganization(orgId);
            LOG.info(org.toString());
            Organization org1 = organizationService.findById(orgId);
            LOG.info(org1.toString());
            assertEquals(1, org1.getStatus());
        } catch (EntityNotFoundException e) {
            LOG.error(e.getMessage());
        }
    }
}