Examples with ClusterMessage fish.payara.nucleus.eventbus.ClusterMessage used on opensource projects

Example 1 with ClusterMessage

use of fish.payara.nucleus.eventbus.ClusterMessage in project Payara by payara.

the class RequestTracingService method endTrace.

/**
 */
public void endTrace() {
    if (!isRequestTracingEnabled() || !isTraceInProgress()) {
        return;
    }
    requestEventStore.endTrace();
    Long thresholdValueInNanos = getThresholdValueInNanos();
    long elapsedTime = requestEventStore.getElapsedTime();
    long elapsedTimeInNanos = TimeUnit.NANOSECONDS.convert(elapsedTime, TimeUnit.MILLISECONDS);
    if (elapsedTimeInNanos - thresholdValueInNanos > 0) {
        // Determine whether to sample the request, if sampleRateFirstEnabled is false
        if (!executionOptions.getSampleRateFirstEnabled()) {
            if (!sampleFilter.sample()) {
                requestEventStore.flushStore();
                return;
            }
        }
        RequestTrace requestTrace = requestEventStore.getTrace();
        Runnable addTask = () -> {
            RequestTrace removedTrace = requestTraceStore.addTrace(requestTrace);
            // Store the trace in the historic trace store if it's enabled, avoiding recalculation
            if (executionOptions.isHistoricTraceStoreEnabled()) {
                historicRequestTraceStore.addTrace(requestTrace, removedTrace);
            }
            if (removedTrace != null) {
                if (hazelcast.isEnabled()) {
                    eventBus.publish(EVENT_BUS_LISTENER_NAME, new ClusterMessage(RequestTracingEvents.STORE_FULL.toString()));
                } else {
                    events.send(new EventListener.Event(RequestTracingEvents.STORE_FULL));
                }
            }
        };
        payaraExecutorService.submit(addTask);
        for (NotifierExecutionOptions notifierExecutionOptions : executionOptions.getNotifierExecutionOptionsList().values()) {
            if (notifierExecutionOptions.isEnabled()) {
                NotificationEventFactory notificationEventFactory = eventFactoryStore.get(notifierExecutionOptions.getNotifierType());
                String subject = "Request execution time: " + elapsedTime + "(ms) exceeded the acceptable threshold";
                NotificationEvent notificationEvent = notificationEventFactory.buildNotificationEvent(subject, requestTrace);
                notificationService.notify(EventSource.REQUESTTRACING, notificationEvent);
            }
        }
    }
    requestEventStore.flushStore();
}

Example 2 with ClusterMessage

use of fish.payara.nucleus.eventbus.ClusterMessage in project Payara by payara.

the class ExampleService method bootService.

/**
 * This method is called after the service instance has been created
 */
@PostConstruct
public void bootService() {
    LOGGER.info("Example Service has booted " + config.getMessage());
    // this code demonstrates how you can hook into the server event system to
    // be notified of events like when the server is running
    events.register(this);
    // this code hooks the service into the cluster wide messaging system
    // based on Hazelcast
    eventBus.addMessageReceiver("ExampleService", this);
    eventBus.publish("ExampleService", new ClusterMessage("Hello World"));
    // notify that I am interested in changes to the configuration class
    transactions.addListenerForType(ExampleServiceConfiguration.class, this);
}

Example 3 with ClusterMessage

use of fish.payara.nucleus.eventbus.ClusterMessage in project Payara by payara.

the class ReadOnlyBeanMessageCallBack method notifyRefresh.

/**
 * This is called by the container after it has called refresh
 *
 * @param ejbID
 *            the ejbID that uniquely identifies the container
 * @param pk
 *            The primary key of the bean(s) that is to be refreshed
 */
public void notifyRefresh(long ejbID, byte[] pk) {
    int size = pk.length;
    byte[] payload = new byte[size + 8];
    longToBytes(ejbID, payload, 0);
    System.arraycopy(pk, 0, payload, 8, size);
    try {
        eventBus.publish(GMS_READ_ONLY_COMPONENT_NAME, new ClusterMessage(new RefreshPayload(payload)));
        _logger.log(Level.WARNING, "ReadOnlyBeanMessageCallBack: " + " Sent message for ejbID: " + ejbID);
    } catch (Exception ex) {
        _logger.log(Level.WARNING, "ReadOnlyBeanMessageCallBack: " + "Got exception during notifyRefresh", ex);
    }
}

Example 4 with ClusterMessage

use of fish.payara.nucleus.eventbus.ClusterMessage in project Payara by payara.

the class ReadOnlyBeanMessageCallBack method notifyRefreshAll.

/**
 * This is called by the container after it has called refresh
 *
 * @param ejbID
 *            the ejbID that uniquely identifies the container
 * @param pk
 *            The primary key of the bean(s) that is to be refreshed
 */
public void notifyRefreshAll(long ejbID) {
    byte[] payload = new byte[8];
    longToBytes(ejbID, payload, 0);
    try {
        eventBus.publish(GMS_READ_ONLY_COMPONENT_NAME, new ClusterMessage(new RefreshPayload(payload)));
    } catch (Exception ex) {
        _logger.log(Level.WARNING, "ReadOnlyBeanMessageCallBack: " + "Got exception during notifyRefreshAll", ex);
    }
}

Example 5 with ClusterMessage

use of fish.payara.nucleus.eventbus.ClusterMessage in project Payara by payara.

the class PayaraInstanceImpl method event.

/**
 * @param event
 */
@Override
@SuppressWarnings({ "unchecked" })
public void event(Event event) {
    if (event.is(EventTypes.SERVER_READY)) {
        initialiseInstanceDescriptor();
        PayaraInternalEvent pie = new PayaraInternalEvent(PayaraInternalEvent.MESSAGE.ADDED, me);
        ClusterMessage<PayaraInternalEvent> message = new ClusterMessage<>(pie);
        this.cluster.getEventBus().publish(INTERNAL_EVENTS_NAME, message);
        for (String appName : appRegistry.getAllApplicationNames()) {
            me.addApplication(new ApplicationDescriptorImpl(appRegistry.get(appName)));
        }
        cluster.getClusteredStore().set(INSTANCE_STORE_NAME, myCurrentID, me);
    } else // Adds the application to the clustered register of deployed applications
    if (event.is(Deployment.APPLICATION_STARTED)) {
        if (event.hook() != null && event.hook() instanceof ApplicationInfo) {
            ApplicationInfo applicationInfo = (ApplicationInfo) event.hook();
            if (me == null) {
                // race check
                initialiseInstanceDescriptor();
            }
            me.addApplication(new ApplicationDescriptorImpl(applicationInfo));
            logger.log(Level.FINE, "App Loaded: {2}, Enabled: {0}, my ID: {1}", new Object[] { hazelcast.isEnabled(), myCurrentID, applicationInfo.getName() });
            cluster.getClusteredStore().set(INSTANCE_STORE_NAME, myCurrentID, me);
        }
    } else // removes the application from the clustered registry of applications
    if (event.is(Deployment.APPLICATION_UNLOADED)) {
        if (event.hook() != null && event.hook() instanceof ApplicationInfo) {
            ApplicationInfo applicationInfo = (ApplicationInfo) event.hook();
            me.removeApplication(new ApplicationDescriptorImpl(applicationInfo));
            cluster.getClusteredStore().set(INSTANCE_STORE_NAME, myCurrentID, me);
        }
    } else if (event.is(HazelcastEvents.HAZELCAST_SHUTDOWN_STARTED)) {
        PayaraInternalEvent pie = new PayaraInternalEvent(PayaraInternalEvent.MESSAGE.REMOVED, me);
        ClusterMessage<PayaraInternalEvent> message = new ClusterMessage<>(pie);
        this.cluster.getClusteredStore().remove(INSTANCE_STORE_NAME, myCurrentID);
        this.cluster.getEventBus().publish(INTERNAL_EVENTS_NAME, message);
    }
    // When Hazelcast is bootstrapped, update the instance descriptor with any new information
    if (event.is(HazelcastEvents.HAZELCAST_BOOTSTRAP_COMPLETE)) {
        initialiseInstanceDescriptor();
        logger.log(Level.FINE, "Hz Bootstrap Complete, Enabled: {0}, my ID: {1}", new Object[] { hazelcast.isEnabled(), myCurrentID });
        // remove listener first
        cluster.getEventBus().removeMessageReceiver(INTERNAL_EVENTS_NAME, this);
        cluster.getEventBus().removeMessageReceiver(CDI_EVENTS_NAME, this);
        cluster.getEventBus().addMessageReceiver(INTERNAL_EVENTS_NAME, this);
        cluster.getEventBus().addMessageReceiver(CDI_EVENTS_NAME, this);
    }
    // If the generated name had to be changed, update the instance descriptor with the new information
    if (event.is(HazelcastEvents.HAZELCAST_GENERATED_NAME_CHANGE)) {
        initialiseInstanceDescriptor();
    }
}