/** * Initializes the data model for the given classes. * <p> * Data model initialization is required prior to {@link #restore(long, HollowConsumer.BlobRetriever) restoring} * the producer. * This ensures that restoration can correctly compare the producer's current data model * with the data model of the restored data state and manage any differences in those models * (such as not restoring state for any types in the restoring data model not present in the * producer's current data model). * <p> * After initialization a data model initialization event will be emitted * to all registered data model initialization * {@link com.netflix.hollow.api.producer.listener.DataModelInitializationListener listeners}. * * @param classes the data model classes * @throws IllegalArgumentException if {@code classes} is empty * @see #restore(long, HollowConsumer.BlobRetriever) */ public void initializeDataModel(Class<?>... classes) { Objects.requireNonNull(classes); if (classes.length == 0) { throw new IllegalArgumentException("classes is empty"); } long start = currentTimeMillis(); for (Class<?> c : classes) { objectMapper.initializeTypeState(c); } listeners.listeners().fireProducerInit(currentTimeMillis() - start); isInitialized = true; }
/** * Initializes the producer data model for the given schemas. * <p> * Data model initialization is required prior to {@link #restore(long, HollowConsumer.BlobRetriever) restoring} * the producer. * This ensures that restoration can correctly compare the producer's current data model * with the data model of the restored data state and manage any differences in those models * (such as not restoring state for any types in the restoring data model not present in the * producer's current data model). * <p> * After initialization a data model initialization event will be emitted * to all registered data model initialization * {@link com.netflix.hollow.api.producer.listener.DataModelInitializationListener listeners}. * * @param schemas the data model classes * @throws IllegalArgumentException if {@code schemas} is empty * @see #restore(long, HollowConsumer.BlobRetriever) */ public void initializeDataModel(HollowSchema... schemas) { Objects.requireNonNull(schemas); if (schemas.length == 0) { throw new IllegalArgumentException("classes is empty"); } long start = currentTimeMillis(); HollowWriteStateCreator.populateStateEngineWithTypeWriteStates(getWriteEngine(), Arrays.asList(schemas)); listeners.listeners().fireProducerInit(currentTimeMillis() - start); isInitialized = true; }
@Test public void fireProducerInitDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onProducerInit(1L, MILLISECONDS); listenerSupport.listeners().fireProducerInit(1L); Mockito.verify(listener).onProducerInit(Duration.ofMillis(1L)); }
@Test public void firePopulateStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onPopulateStart(version); listenerSupport.listeners().firePopulateStart(version); Mockito.verify(listener).onPopulateStart(version); }
@Test public void firePublishStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onPublishStart(version); listenerSupport.listeners().firePublishStart(version); Mockito.verify(listener).onPublishStart(version); }
@Test public void fireAnnouncementStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onAnnouncementStart(version); listenerSupport.listeners().fireAnnouncementStart(readState); Mockito.verify(listener).onAnnouncementStart(version); } }
@Test public void fireCycleStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onCycleStart(version); listenerSupport.listeners().fireCycleStart(version); Mockito.verify(listener).onCycleStart(version); }
@Test public void fireIntegrityCheckStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onIntegrityCheckStart(version); listenerSupport.listeners().fireIntegrityCheckStart(readState); Mockito.verify(listener).onIntegrityCheckStart(version); }
@Test public void fireNewDeltaChainDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onNewDeltaChain(version); listenerSupport.listeners().fireNewDeltaChain(version); Mockito.verify(listener).onNewDeltaChain(version); }
@Test public void testFireValidationStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(validationStatusListener).onValidationStatusStart(version); listenerSupport.listeners().fireValidationStart(readState); Mockito.verify(listener).onValidationStart(version); Mockito.verify(validationStatusListener).onValidationStatusStart(version); Mockito.verify(producerAndValidationStatusListener).onValidationStart(version); }
@Test public void testFireValidationStartDontStopWhenOneFails2() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(validationStatusListener).onValidationStatusStart(version); listenerSupport.listeners().fireValidationStart(readState); Mockito.verify(listener).onValidationStart(version); Mockito.verify(validationStatusListener).onValidationStatusStart(version); Mockito.verify(producerAndValidationStatusListener).onValidationStart(version); }
@Test public void testFireValidationStart() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); listenerSupport.listeners().fireValidationStart(readState); Mockito.verify(listener).onValidationStart(version); Mockito.verify(validationStatusListener).onValidationStatusStart(version); Mockito.verify(producerAndValidationStatusListener).onValidationStart(version); }
@Test public void fireProducerRestoreStartDontStopWhenOneFails() { long version = 31337; HollowProducer.ReadState readState = Mockito.mock(HollowProducer.ReadState.class); Mockito.when(readState.getVersion()).thenReturn(version); Mockito.doThrow(RuntimeException.class).when(listener).onProducerRestoreStart(version); Status.RestoreStageBuilder b = new Status.RestoreStageBuilder(); listenerSupport.listeners().fireProducerRestoreComplete(b); ArgumentCaptor<Status> status = ArgumentCaptor.forClass( Status.class); ArgumentCaptor<Long> desired = ArgumentCaptor.forClass( long.class); ArgumentCaptor<Long> reached = ArgumentCaptor.forClass( long.class); ArgumentCaptor<Duration> elapsed = ArgumentCaptor.forClass( Duration.class); Mockito.verify(listener).onProducerRestoreComplete(status.capture(), desired.capture(), reached.capture(), elapsed.capture()); Assert.assertNotNull(status.getValue()); Assert.assertNotNull(elapsed.getValue()); }
@Test public void testDuplicates() { ListenerSupport ls = new ListenerSupport(); CycleListener l = Mockito.mock(CycleListener.class); ls.addListener(l); ls.addListener(l); ListenerSupport.Listeners s = ls.listeners(); s.fireCycleStart(1); Mockito.verify(l, Mockito.times(1)).onCycleStart(1); }
ListenerSupport.Listeners localListeners = listeners.listeners();
ListenerSupport.Listeners localListeners = listeners.listeners(); Status.RestoreStageBuilder status = localListeners.fireProducerRestoreStart(versionDesired); try {