Examples with EventTypeDeletionException org.zalando.nakadi.exceptions.runtime.EventTypeDeletionException used on opensource projects

Example 1 with EventTypeDeletionException

use of org.zalando.nakadi.exceptions.runtime.EventTypeDeletionException in project nakadi by zalando.

the class EventTypeServiceTest method testFailToDeleteEventType.

@Test
public void testFailToDeleteEventType() throws Exception {
    final EventType eventType = buildDefaultEventType();
    doThrow(new InternalNakadiException("Can't delete event tye")).when(eventTypeRepository).removeEventType(eventType.getName());
    doReturn(Optional.of(eventType)).when(eventTypeRepository).findByNameO(eventType.getName());
    final Multimap<TopicRepository, String> topicsToDelete = mock(Multimap.class);
    doReturn(new ArrayList<Subscription>()).when(subscriptionDbRepository).listSubscriptions(ImmutableSet.of(eventType.getName()), Optional.empty(), 0, 1);
    doReturn(topicsToDelete).when(timelineService).deleteAllTimelinesForEventType(eventType.getName());
    try {
        eventTypeService.delete(eventType.getName());
    } catch (final EventTypeDeletionException e) {
        // check that topics are not deleted in Kafka
        verifyZeroInteractions(topicsToDelete);
        return;
    }
    fail("Should have thrown an EventTypeDeletionException");
}

Example 2 with EventTypeDeletionException

use of org.zalando.nakadi.exceptions.runtime.EventTypeDeletionException in project nakadi by zalando.

the class EventTypeService method deleteEventType.

private Multimap<TopicRepository, String> deleteEventType(final String eventTypeName) throws EventTypeUnavailableException, EventTypeDeletionException {
    try {
        final Multimap<TopicRepository, String> topicsToDelete = timelineService.deleteAllTimelinesForEventType(eventTypeName);
        eventTypeRepository.removeEventType(eventTypeName);
        return topicsToDelete;
    } catch (TimelineException | NotFoundException e) {
        LOG.error("Problem deleting timeline for event type " + eventTypeName, e);
        throw new EventTypeDeletionException("Failed to delete timelines for event type " + eventTypeName);
    } catch (NakadiException e) {
        LOG.error("Error deleting event type " + eventTypeName, e);
        throw new EventTypeDeletionException("Failed to delete event type " + eventTypeName);
    }
}

Example 3 with EventTypeDeletionException

use of org.zalando.nakadi.exceptions.runtime.EventTypeDeletionException in project nakadi by zalando.

the class EventTypeService method delete.

public void delete(final String eventTypeName) throws EventTypeDeletionException, AccessDeniedException, NoEventTypeException, ConflictException, ServiceTemporarilyUnavailableException, DbWriteOperationsBlockedException {
    if (featureToggleService.isFeatureEnabled(FeatureToggleService.Feature.DISABLE_DB_WRITE_OPERATIONS)) {
        throw new DbWriteOperationsBlockedException("Cannot delete event type: write operations on DB " + "are blocked by feature flag.");
    }
    Closeable deletionCloser = null;
    final EventType eventType;
    Multimap<TopicRepository, String> topicsToDelete = null;
    try {
        deletionCloser = timelineSync.workWithEventType(eventTypeName, nakadiSettings.getTimelineWaitTimeoutMs());
        final Optional<EventType> eventTypeOpt = eventTypeRepository.findByNameO(eventTypeName);
        if (!eventTypeOpt.isPresent()) {
            throw new NoEventTypeException("EventType \"" + eventTypeName + "\" does not exist.");
        }
        eventType = eventTypeOpt.get();
        authorizationValidator.authorizeEventTypeAdmin(eventType);
        final List<Subscription> subscriptions = subscriptionRepository.listSubscriptions(ImmutableSet.of(eventTypeName), Optional.empty(), 0, 1);
        if (!subscriptions.isEmpty()) {
            throw new ConflictException("Can't remove event type " + eventTypeName + ", as it has subscriptions");
        }
        topicsToDelete = transactionTemplate.execute(action -> deleteEventType(eventTypeName));
    } catch (final InterruptedException e) {
        Thread.currentThread().interrupt();
        LOG.error("Failed to wait for timeline switch", e);
        throw new EventTypeUnavailableException("Event type " + eventTypeName + " is currently in maintenance, please repeat request");
    } catch (final TimeoutException e) {
        LOG.error("Failed to wait for timeline switch", e);
        throw new EventTypeUnavailableException("Event type " + eventTypeName + " is currently in maintenance, please repeat request");
    } catch (final NakadiException e) {
        LOG.error("Error deleting event type " + eventTypeName, e);
        throw new EventTypeDeletionException("Failed to delete event type " + eventTypeName);
    } finally {
        try {
            if (deletionCloser != null) {
                deletionCloser.close();
            }
        } catch (final IOException e) {
            LOG.error("Exception occurred when releasing usage of event-type", e);
        }
    }
    if (topicsToDelete != null) {
        for (final TopicRepository topicRepository : topicsToDelete.keySet()) {
            for (final String topic : topicsToDelete.get(topicRepository)) {
                try {
                    topicRepository.deleteTopic(topic);
                } catch (TopicDeletionException e) {
                    // If a timeline was marked as deleted, then the topic does not exist, and we should proceed.
                    LOG.info("Could not delete topic " + topic, e);
                }
            }
        }
    }
    nakadiKpiPublisher.publish(etLogEventType, () -> new JSONObject().put("event_type", eventTypeName).put("status", "deleted").put("category", eventType.getCategory()).put("authz", identifyAuthzState(eventType)).put("compatibility_mode", eventType.getCompatibilityMode()));
}