@Override public <T extends Aggregate<T>> EntityWithMetadata<T> find(Class<T> clasz, String entityId, Optional<FindOptions> findOptions) { try { LoadedEvents le = aggregateCrud.find(clasz.getName(), entityId, toAggregateCrudFindOptions(findOptions)); if (activityLogger.isDebugEnabled()) activityLogger.debug("Loaded entity: {} {} {}", clasz.getName(), entityId, le.getEvents()); List<EventWithMetadata> eventsWithIds = le.getEvents().stream().map(AggregateCrudMapping::toEventWithMetadata).collect(Collectors.toList()); List<Event> events = eventsWithIds.stream().map(EventWithMetadata::getEvent).collect(Collectors.toList()); return new EntityWithMetadata<T>( new EntityIdAndVersion(entityId, le.getEvents().isEmpty() ? le.getSnapshot().get().getEntityVersion() : le.getEvents().get(le.getEvents().size() - 1).getId()), le.getSnapshot().map(SerializedSnapshotWithVersion::getEntityVersion), eventsWithIds, le.getSnapshot().map(ss -> Aggregates.applyEventsToMutableAggregate((T) snapshotManager.recreateFromSnapshot(clasz, AggregateCrudMapping.toSnapshot(ss.getSerializedSnapshot()), missingApplyEventMethodStrategy), events, missingApplyEventMethodStrategy)) .orElseGet(() -> Aggregates.recreateAggregate(clasz, events, missingApplyEventMethodStrategy))); } catch (RuntimeException e) { if (activityLogger.isDebugEnabled()) activityLogger.trace(String.format("Find entity failed: %s %s", clasz.getName(), entityId), e); throw e; } }
@Override public <T extends Aggregate<T>> EntityWithMetadata<T> find(Class<T> clasz, String entityId, Optional<FindOptions> findOptions) { try { LoadedEvents le = aggregateCrud.find(clasz.getName(), entityId, toAggregateCrudFindOptions(findOptions)); if (activityLogger.isDebugEnabled()) activityLogger.debug("Loaded entity: {} {} {}", clasz.getName(), entityId, le.getEvents()); List<EventWithMetadata> eventsWithIds = le.getEvents().stream().map(AggregateCrudMapping::toEventWithMetadata).collect(Collectors.toList()); List<Event> events = eventsWithIds.stream().map(EventWithMetadata::getEvent).collect(Collectors.toList()); return new EntityWithMetadata<T>( new EntityIdAndVersion(entityId, le.getEvents().isEmpty() ? le.getSnapshot().get().getEntityVersion() : le.getEvents().get(le.getEvents().size() - 1).getId()), le.getSnapshot().map(SerializedSnapshotWithVersion::getEntityVersion), eventsWithIds, le.getSnapshot().map(ss -> Aggregates.applyEventsToMutableAggregate((T) snapshotManager.recreateFromSnapshot(clasz, AggregateCrudMapping.toSnapshot(ss.getSerializedSnapshot()), missingApplyEventMethodStrategy), events, missingApplyEventMethodStrategy)) .orElseGet(() -> Aggregates.recreateAggregate(clasz, events, missingApplyEventMethodStrategy))); } catch (RuntimeException e) { if (activityLogger.isDebugEnabled()) activityLogger.trace(String.format("Find entity failed: %s %s", clasz.getName(), entityId), e); throw e; } }
@Override public <T extends Aggregate<T>> CompletableFuture<EntityWithMetadata<T>> find(Class<T> clasz, String entityId, Optional<FindOptions> findOptions) { CompletableFuture<LoadedEvents> outcome = aggregateCrud.find(clasz.getName(), entityId, AggregateCrudMapping.toAggregateCrudFindOptions(findOptions)); CompletableFuture<LoadedEvents> tappedOutcome; if (activityLogger.isDebugEnabled()) tappedOutcome = CompletableFutureUtil.tap(outcome, (result, throwable) -> { if (throwable == null) activityLogger.debug("Loaded entity: {} {} {}", clasz.getName(), entityId, result.getEvents()); else { if (throwable instanceof EventuateException) activityLogger.trace(String.format("Find entity failed: %s %s %s", clasz.getName(), entityId, throwable.getClass().getName())); else activityLogger.trace(String.format("Find entity failed: %s %s", clasz.getName(), entityId), throwable); } }); else tappedOutcome = outcome; return tappedOutcome.thenApply(le -> { List<EventWithMetadata> eventsWithIds = eventSchemaMetadataManager.upcastEvents(clasz, le.getEvents()).stream().map(AggregateCrudMapping::toEventWithMetadata).collect(Collectors.toList()); List<Event> events = eventsWithIds.stream().map(EventWithMetadata::getEvent).collect(Collectors.toList()); return new EntityWithMetadata<T>( new EntityIdAndVersion(entityId, le.getEvents().isEmpty() ? le.getSnapshot().get().getEntityVersion() : le.getEvents().get(le.getEvents().size() - 1).getId()), le.getSnapshot().map(SerializedSnapshotWithVersion::getEntityVersion), eventsWithIds, le.getSnapshot().map(ss -> Aggregates.applyEventsToMutableAggregate((T) snapshotManager.recreateFromSnapshot(clasz, AggregateCrudMapping.toSnapshot(ss.getSerializedSnapshot()), missingApplyEventMethodStrategy), events, missingApplyEventMethodStrategy)) .orElseGet(() -> Aggregates.recreateAggregate(clasz, events, missingApplyEventMethodStrategy))); }); }
@Override public <T extends Aggregate<T>> CompletableFuture<EntityWithMetadata<T>> find(Class<T> clasz, String entityId, Optional<FindOptions> findOptions) { CompletableFuture<LoadedEvents> outcome = aggregateCrud.find(clasz.getName(), entityId, AggregateCrudMapping.toAggregateCrudFindOptions(findOptions)); CompletableFuture<LoadedEvents> tappedOutcome; if (activityLogger.isDebugEnabled()) tappedOutcome = CompletableFutureUtil.tap(outcome, (result, throwable) -> { if (throwable == null) activityLogger.debug("Loaded entity: {} {} {}", clasz.getName(), entityId, result.getEvents()); else { if (throwable instanceof EventuateException) activityLogger.trace(String.format("Find entity failed: %s %s %s", clasz.getName(), entityId, throwable.getClass().getName())); else activityLogger.trace(String.format("Find entity failed: %s %s", clasz.getName(), entityId), throwable); } }); else tappedOutcome = outcome; return tappedOutcome.thenApply(le -> { List<EventWithMetadata> eventsWithIds = eventSchemaMetadataManager.upcastEvents(clasz, le.getEvents()).stream().map(AggregateCrudMapping::toEventWithMetadata).collect(Collectors.toList()); List<Event> events = eventsWithIds.stream().map(EventWithMetadata::getEvent).collect(Collectors.toList()); return new EntityWithMetadata<T>( new EntityIdAndVersion(entityId, le.getEvents().isEmpty() ? le.getSnapshot().get().getEntityVersion() : le.getEvents().get(le.getEvents().size() - 1).getId()), le.getSnapshot().map(SerializedSnapshotWithVersion::getEntityVersion), eventsWithIds, le.getSnapshot().map(ss -> Aggregates.applyEventsToMutableAggregate((T) snapshotManager.recreateFromSnapshot(clasz, AggregateCrudMapping.toSnapshot(ss.getSerializedSnapshot()), missingApplyEventMethodStrategy), events, missingApplyEventMethodStrategy)) .orElseGet(() -> Aggregates.recreateAggregate(clasz, events, missingApplyEventMethodStrategy))); }); }
@Test public void shouldSaveAndLoadSnapshot() { EntityIdVersionAndEventIds eidv = eventStore.save(aggregateType, singletonList(new EventTypeAndData("MyEventType", "{}", Optional.empty())), Optional.of(new AggregateCrudSaveOptions().withEventContext(ectx))); EntityIdVersionAndEventIds updateResult = eventStore.update( new EntityIdAndType(eidv.getEntityId(), aggregateType), eidv.getEntityVersion(), singletonList(new EventTypeAndData("MyEventType", "{}", Optional.empty())), Optional.of(new AggregateCrudUpdateOptions().withSnapshot(new SerializedSnapshot("X", "Y")))); LoadedEvents findResult = eventStore.find(aggregateType, eidv.getEntityId(), Optional.of(new AggregateCrudFindOptions())); assertTrue(findResult.getSnapshot().isPresent()); assertTrue(findResult.getEvents().isEmpty()); }
@Test public void testUpdate() { EventTypeAndData eventTypeAndData = new EventTypeAndData(testEventType, testEventData, Optional.empty()); SaveUpdateResult saveUpdateResult = eventuateJdbcAccess.save(testAggregate, Collections.singletonList(eventTypeAndData), Optional.empty()); EntityIdAndType entityIdAndType = new EntityIdAndType(saveUpdateResult.getEntityIdVersionAndEventIds().getEntityId(), testAggregate); eventTypeAndData = new EventTypeAndData("testEventType2", "testEventData2", Optional.empty()); eventuateJdbcAccess.update(entityIdAndType, saveUpdateResult.getEntityIdVersionAndEventIds().getEntityVersion(), Collections.singletonList(eventTypeAndData), Optional.of(new AggregateCrudUpdateOptions(Optional.empty(), Optional.of(new SerializedSnapshot("", ""))))); List<Map<String, Object>> events = jdbcTemplate.queryForList(readAllEventsSql()); Assert.assertEquals(2, events.size()); List<Map<String, Object>> entities = jdbcTemplate.queryForList(readAllEntitiesSql()); Assert.assertEquals(1, entities.size()); List<Map<String, Object>> snapshots = jdbcTemplate.queryForList(readAllSnapshots()); Assert.assertEquals(1, snapshots.size()); LoadedEvents loadedEvents = eventuateJdbcAccess.find(testAggregate, saveUpdateResult.getEntityIdVersionAndEventIds().getEntityId(), Optional.empty()); Assert.assertTrue(loadedEvents.getSnapshot().isPresent()); }