Examples with ModelRepositoryChangeListener org.openhab.core.model.core.ModelRepositoryChangeListener used on opensource projects

Example 1 with ModelRepositoryChangeListener

use of org.openhab.core.model.core.ModelRepositoryChangeListener in project openhab-core by openhab.

the class GenericItemProviderTest method tearDown.

/**
 * Make sure the models and items are removed and the removal events have been processed.
 */
@AfterEach
public void tearDown() {
    Collection<Item> itemsToRemove = itemRegistry.getAll();
    List<String> modelNamesToRemove = TESTMODEL_NAMES.stream().filter(name -> modelRepository.getModel(name) != null).collect(Collectors.toList());
    if (!modelNamesToRemove.isEmpty()) {
        Set<String> removedModelNames = new HashSet<>();
        ModelRepositoryChangeListener modelListener = new ModelRepositoryChangeListener() {

            @Override
            public void modelChanged(String modelName, EventType type) {
                logger.debug("Received event: {} {}", modelName, type);
                if (type == EventType.REMOVED) {
                    removedModelNames.add(modelName);
                }
            }
        };
        List<AbstractItemRegistryEvent> removedItemEvents = new ArrayList<>();
        EventSubscriber itemEventSubscriber = new EventSubscriber() {

            @Override
            public void receive(Event event) {
                logger.debug("Received event: {}", event);
                removedItemEvents.add((AbstractItemRegistryEvent) event);
            }

            @Override
            public Set<String> getSubscribedEventTypes() {
                return Stream.of(ItemRemovedEvent.TYPE).collect(toSet());
            }

            @Override
            @Nullable
            public EventFilter getEventFilter() {
                return null;
            }
        };
        modelRepository.addModelRepositoryChangeListener(modelListener);
        registerService(itemEventSubscriber);
        modelNamesToRemove.forEach(modelRepository::removeModel);
        waitForAssert(() -> {
            assertThat(removedItemEvents, hasSize(itemsToRemove.size()));
            assertThat(removedModelNames, hasSize(modelNamesToRemove.size()));
        });
        modelRepository.removeModelRepositoryChangeListener(modelListener);
        unregisterService(itemEventSubscriber);
    }
}