DatabaseFDFlowManager extends BaseService implements FDFlowManager { @Override public Optional<FDFlowEvent> getLatestPublishFlowEvent(final String flowId) { if (StringUtils.isBlank(flowId)) { throw new IllegalArgumentException("Flow id cannot be null or blank"); } final Optional<FDFlowEntity> flowEntity = flowRepository.findById(flowId); if (!flowEntity.isPresent()) { throw new ResourceNotFoundException("No flow exists with the provided flow id"); } final Optional<FDFlowEventEntity> latestPublishEvent = flowEventRepository.findFirstByFlowAndEventTypeOrderByFlowRevisionDesc( flowEntity.get(), FDFlowEventType.FLOW_PUBLISHED); if (latestPublishEvent.isPresent()) { final FDFlowEvent flowEvent = modelMapper.map(latestPublishEvent.get(), FDFlowEvent.class); return Optional.of(flowEvent); } else { return Optional.empty(); } } @Autowired  DatabaseFDFlowManager(final FDFlowRepository flowRepository,
                                 final FDFlowEventRepository flowEventRepository,
                                 final OptionalModelMapper modelMapper,
                                 final ObjectMapper objectMapper,
                                 final Validator validator); @Override Optional<FDFlowMetadata> getFlowMetadata(final String flowId); @Override Optional<FDFlow> getFlow(final String flowId); @Override FDFlowMetadata createFlow(final String agentClass, final NiFiUser user); @Override List<FDFlowMetadata> getAvailableFlows(); @Override List<FDFlowSummary> getFlowSummaries(); @Override FDFlowMetadata deleteFlow(final String flowId); @Override List<FDFlowEvent> getFlowEvents(final String flowId); @Override Optional<FDFlowEvent> getLatestFlowEvent(final String flowId); @Override Optional<FDFlowEvent> getLatestPublishFlowEvent(final String flowId); @Override Optional<FDFlowEvent> getFlowEvent(final String flowEventId); @Override FDFlowEvent addFlowEvent(final FDFlowEvent flowEvent, final VersionedProcessGroup flowContent, final NiFiUser user); @Override FDFlowEvent deleteFlowEvent(final String flowEventId); @Override void retainPublishEvents(final String flowId); @Override void revertToFlowRevision(final String flowId, final BigInteger flowRevision); static final FDFlowFormat CURRENT_FLOW_FORMAT; }
@Test public void testGetLatestPublishEvent() { final Optional<FDFlowEvent> publishEvent = flowManager.getLatestPublishFlowEvent("2"); assertTrue(publishEvent.isPresent()); assertEquals("4", publishEvent.get().getIdentifier()); }
@Test public void testGetLatestPublishEventWhenNotPublished() { final Optional<FDFlowEvent> publishEvent = flowManager.getLatestPublishFlowEvent("1"); assertFalse(publishEvent.isPresent()); }
@Test(expected = ResourceNotFoundException.class) public void testGetLatestPublishEventWhenFlowDoesNotExist() { flowManager.getLatestPublishFlowEvent("DOES-NOT-EXIST"); }