Examples with EventMessage de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage used on opensource projects

Example 1 with EventMessage

use of de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage in project FAAAST-Service by FraunhoferIOSB.

the class MessageBusInternal method run.

/**
 * Take an EventMessage from the queue. Iterate over all subscribers and
 * check which filter applies and call the subscription handler
 */
@Override
public void run() {
    running.set(true);
    try {
        while (running.get()) {
            EventMessage message = messageQueue.take();
            Class<? extends EventMessage> messageType = message.getClass();
            for (SubscriptionInfo subscription : subscriptions.values()) {
                if (subscription.getSubscribedEvents().stream().anyMatch(x -> x.isAssignableFrom(messageType)) && subscription.getFilter().test(message.getElement())) {
                    subscription.getHandler().accept(message);
                }
            }
        }
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
    }
}

Example 2 with EventMessage

use of de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage in project FAAAST-Service by FraunhoferIOSB.

the class MessageBusInternalTest method testSubscribeUnsubscribe.

@Test
public void testSubscribeUnsubscribe() throws InterruptedException {
    MessageBusInternal messageBus = new MessageBusInternal();
    messageBus.start();
    CountDownLatch condition = new CountDownLatch(1);
    final AtomicReference<EventMessage> response = new AtomicReference<>();
    messageBus.unsubscribe(messageBus.subscribe(SubscriptionInfo.create(ValueChangeEventMessage.class, x -> {
        response.set(x);
        condition.countDown();
    })));
    try {
        messageBus.publish(valueChangeMessage);
    } catch (Exception e) {
        Assert.fail();
    }
    Assert.assertFalse(condition.await(DEFAULT_TIMEOUT, TimeUnit.MILLISECONDS));
    messageBus.stop();
}

Example 3 with EventMessage

use of de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage in project FAAAST-Service by FraunhoferIOSB.

the class OpcUaEndpointTest method testUpdatePropertyValue.

/**
 * Test method for changing a property based on an event from the MessageBus. Sets an event
 * on the MessageBus and checks the new value in the server.
 *
 * @throws SecureIdentityException If the operation fails
 * @throws ServiceException If the operation fails
 * @throws IOException If the operation fails
 * @throws StatusException If the operation fails
 */
@Test
public void testUpdatePropertyValue() throws SecureIdentityException, ServiceException, IOException, StatusException, Exception {
    UaClient client = new UaClient(ENDPOINT_URL);
    client.setSecurityMode(SecurityMode.NONE);
    TestUtils.initialize(client);
    client.connect();
    System.out.println("testUpdatePropertyValue: client connected");
    aasns = client.getAddressSpace().getNamespaceTable().getIndex(VariableIds.AASAssetAdministrationShellType_AssetInformation_AssetKind.getNamespaceUri());
    List<RelativePath> relPath = new ArrayList<>();
    List<RelativePathElement> browsePath = new ArrayList<>();
    browsePath.add(new RelativePathElement(Identifiers.HierarchicalReferences, false, true, new QualifiedName(aasns, TestDefines.AAS_ENVIRONMENT_NAME)));
    browsePath.add(new RelativePathElement(Identifiers.HierarchicalReferences, false, true, new QualifiedName(aasns, TestDefines.SUBMODEL_OPER_DATA_NODE_NAME)));
    browsePath.add(new RelativePathElement(Identifiers.HierarchicalReferences, false, true, new QualifiedName(aasns, TestDefines.ROTATION_SPEED_NAME)));
    browsePath.add(new RelativePathElement(Identifiers.HasProperty, false, true, new QualifiedName(aasns, TestDefines.PROPERTY_VALUE_NAME)));
    relPath.add(new RelativePath(browsePath.toArray(RelativePathElement[]::new)));
    BrowsePathResult[] bpres = client.getAddressSpace().translateBrowsePathsToNodeIds(Identifiers.ObjectsFolder, relPath.toArray(RelativePath[]::new));
    Assert.assertNotNull("testWriteProperty Browse Result Null", bpres);
    Assert.assertTrue("testWriteProperty Browse Result: size doesn't match", bpres.length == 1);
    Assert.assertTrue("testWriteProperty Browse Result Good", bpres[0].getStatusCode().isGood());
    BrowsePathTarget[] targets = bpres[0].getTargets();
    Assert.assertNotNull("testWriteProperty ValueType Null", targets);
    Assert.assertTrue("testWriteProperty ValueType empty", targets.length > 0);
    DataValue value = client.readValue(targets[0].getTargetId());
    Assert.assertEquals(StatusCode.GOOD, value.getStatusCode());
    Integer oldValue = 4370;
    Assert.assertEquals("intial value not equal", oldValue, value.getValue().getValue());
    CountDownLatch condition = new CountDownLatch(1);
    final AtomicReference<EventMessage> response = new AtomicReference<>();
    service.getMessageBus().subscribe(SubscriptionInfo.create(ValueChangeEventMessage.class, x -> {
        response.set(x);
        condition.countDown();
    }));
    Integer newValue = 9999;
    List<Key> keys = new ArrayList<>();
    keys.add(new DefaultKey.Builder().idType(KeyType.IRI).type(KeyElements.SUBMODEL).value(TestDefines.SUBMODEL_OPER_DATA_NAME).build());
    keys.add(new DefaultKey.Builder().idType(KeyType.ID_SHORT).type(KeyElements.PROPERTY).value(TestDefines.ROTATION_SPEED_NAME).build());
    Reference propRef = new DefaultReference.Builder().keys(keys).build();
    ValueChangeEventMessage valueChangeMessage = new ValueChangeEventMessage();
    valueChangeMessage.setElement(propRef);
    // PropertyValue propertyValue = new PropertyValue();
    // propertyValue.setValue(new IntValue(oldValue));
    valueChangeMessage.setOldValue(PropertyValue.of(Datatype.Int, oldValue.toString()));
    // propertyValue.setValue(new IntValue(newValue));
    valueChangeMessage.setNewValue(PropertyValue.of(Datatype.Int, newValue.toString()));
    service.getMessageBus().publish(valueChangeMessage);
    Thread.sleep(100);
    // check MessageBus
    condition.await(DEFAULT_TIMEOUT, TimeUnit.MILLISECONDS);
    Assert.assertEquals(valueChangeMessage, response.get());
    // read new value
    value = client.readValue(targets[0].getTargetId());
    Assert.assertEquals(StatusCode.GOOD, value.getStatusCode());
    Assert.assertEquals("new value not equal", newValue, value.getValue().getValue());
    System.out.println("disconnect client");
    client.disconnect();
}

Example 4 with EventMessage

use of de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage in project FAAAST-Service by FraunhoferIOSB.

the class MessageBusInternalTest method testSuperTypeSubscription.

@Test
public void testSuperTypeSubscription() throws InterruptedException {
    MessageBusInternal messageBus = new MessageBusInternal();
    messageBus.start();
    Set<EventMessage> messages = Set.of(valueChangeMessage, errorMessage);
    Set<EventMessage> responses = Collections.synchronizedSet(new HashSet<>());
    CountDownLatch condition = new CountDownLatch(messages.size());
    messageBus.subscribe(SubscriptionInfo.create(EventMessage.class, x -> {
        responses.add(x);
        condition.countDown();
    }));
    messages.forEach(x -> {
        try {
            messageBus.publish(x);
        } catch (Exception e) {
            Assert.fail();
        }
    });
    condition.await(DEFAULT_TIMEOUT, TimeUnit.MILLISECONDS);
    Assert.assertEquals(messages, responses);
    messageBus.stop();
}

Example 5 with EventMessage

use of de.fraunhofer.iosb.ilt.faaast.service.model.messagebus.EventMessage in project FAAAST-Service by FraunhoferIOSB.

the class MessageBusInternalTest method testDistinctTypesSubscription.

@Test
public void testDistinctTypesSubscription() throws InterruptedException {
    MessageBusInternal messageBus = new MessageBusInternal();
    messageBus.start();
    Map<Class<? extends EventMessage>, Set<EventMessage>> messages = Map.of(ChangeEventMessage.class, Set.of(valueChangeMessage), ErrorEventMessage.class, Set.of(errorMessage));
    Map<Class<? extends EventMessage>, Set<EventMessage>> responses = Collections.synchronizedMap(Map.of(ChangeEventMessage.class, new HashSet<>(), ErrorEventMessage.class, new HashSet<>()));
    CountDownLatch condition = new CountDownLatch(messages.values().stream().mapToInt(x -> x.size()).sum());
    responses.entrySet().forEach(entry -> messageBus.subscribe(SubscriptionInfo.create(entry.getKey(), x -> {
        entry.getValue().add(x);
        condition.countDown();
    })));
    messages.values().stream().flatMap(x -> x.stream()).forEach(x -> {
        try {
            messageBus.publish(x);
        } catch (Exception e) {
            Assert.fail();
        }
    });
    condition.await(DEFAULT_TIMEOUT, TimeUnit.MILLISECONDS);
    Assert.assertEquals(messages, responses);
    messageBus.stop();
}