Package javax.jcr.observation

Examples of javax.jcr.observation.EventListener

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                }

                // extract the listener id from the remote event and find
                // the locally registered event listener
                Long id = new Long(remoteEvent.getListenerId());
                EventListener listener = (EventListener) listenerMap.get(id);

                // if the listener is not registered (anymore), the event is
                // silently ignored, running is checked and the server asked again
                if (listener == null) {
                    continue;
                }

                // otherwise convert the remote events into an EventIterator
                // and the listener is called
                RemoteEventCollection.RemoteEvent[] remoteEvents = remoteEvent.getEvents();
                EventIterator events = toEvents(remoteEvents);
                try {
                    listener.onEvent(events);
                } catch (Exception e) {
                    log.error("Unexpected failure of Listener " + listener, e);
                }

            } catch (RemoteException re) {
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        final List<Event> failedEvents = new ArrayList<Event>();
        final AtomicReference<CountDownLatch> eventCount = new AtomicReference<CountDownLatch>();

        ObservationManager obsMgr = getSession().getWorkspace().getObservationManager();
        obsMgr.addEventListener(new EventListener() {
                @Override
                public void onEvent(EventIterator events) {
                    while (events.hasNext()) {
                        Event event = events.nextEvent();
                        try {
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        final List<Event> failedEvents = new ArrayList<Event>();
        final AtomicReference<CountDownLatch> eventCount = new AtomicReference<CountDownLatch>();

        ObservationManager obsMgr = getSession().getWorkspace().getObservationManager();
        obsMgr.addEventListener(new EventListener() {
                @Override
                public void onEvent(EventIterator events) {
                    while (events.hasNext()) {
                        Event event = events.nextEvent();
                        try {
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                InterruptedException {

        final List<Event> failedEvents = new ArrayList<Event>();

        final ObservationManager obsMgr = getSession().getWorkspace().getObservationManager();
        final EventListener listener = new EventListener() {
            @Override
            public void onEvent(EventIterator events) {
                while (events.hasNext()) {
                    failedEvents.add(events.nextEvent());
                }
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     */
    public void dispose() {
        try {
            EventListenerIterator it = getRegisteredEventListeners();
            while (it.hasNext()) {
                EventListener l = it.nextEventListener();
                log.debug("removing EventListener: " + l);
                removeEventListener(l);
            }
        } catch (RepositoryException e) {
            log.error("Internal error: Unable to dispose ObservationManager.", e);
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            ensureReadOnlyMap();
            activeListeners = readOnlySubscriptions;
        }
        for (Iterator it = activeListeners.entrySet().iterator(); it.hasNext(); ) {
            Map.Entry entry = (Map.Entry) it.next();
            EventListener listener = (EventListener) entry.getKey();
            EventFilter filter = (EventFilter) entry.getValue();
            FilteredEventIterator eventIter = new FilteredEventIterator(eventBundle, filter, resolver);
            if (eventIter.hasNext()) {
                try {
                    listener.onEvent(eventIter);
                } catch (Throwable t) {
                    log.warn("EventConsumer threw exception: " + t.toString());
                    log.debug("Stacktrace: ", t);
                    // move on to the next listener
                }
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                ObservationManager obsMgr = sInfo.getSession().getWorkspace().getObservationManager();
                List listeners = new ArrayList(subscr.size());
                try {
                    for (Iterator it = subscr.iterator(); it.hasNext(); ) {
                        EventSubscription s = (EventSubscription) it.next();
                        EventListener listener = s.getLocalEventListener();
                        listeners.add(listener);
                        obsMgr.addEventListener(listener, EventSubscription.ALL_EVENTS,
                                "/", true, null, null, false);
                    }
                    return call.run();
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            log.error("Error init", e);
        }
    }

  private void setupRegistryModifyHandler() {
    workspaceChangeEventListener=new EventListener() {

      public void onEvent(EventIterator events) {
        for(;events.hasNext();){
          Event event=events.nextEvent();
          boolean isPropertyChange = (event.getType()&(Event.PROPERTY_CHANGED|Event.PROPERTY_ADDED|Event.PROPERTY_REMOVED))>0;
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                ObservationManager obsMgr = sInfo.getSession().getWorkspace().getObservationManager();
                List listeners = new ArrayList(subscr.size());
                try {
                    for (Iterator it = subscr.iterator(); it.hasNext(); ) {
                        EventSubscription s = (EventSubscription) it.next();
                        EventListener listener = s.getLocalEventListener();
                        listeners.add(listener);
                        obsMgr.addEventListener(listener, EventSubscription.ALL_EVENTS,
                                "/", true, null, null, false);
                    }
                    return call.run();
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                ObservationManager om = session.getWorkspace().getObservationManager();
                EventListenerIterator eli = om.getRegisteredEventListeners();
                if (eli.hasNext()) {
                    log.debug("Unregistering remaining EventListeners of {}", userId);
                    while (eli.hasNext()) {
                        EventListener el = (EventListener) eli.next();
                        om.removeEventListener(el);
                    }
                }
            } catch (RepositoryException re) {
                log.info("Cannot check or unregister event listeners of session " +
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Related Classes of javax.jcr.observation.EventListener

  • org.apache.airavata.common.registry.api.impl.JCRRegistry
  • org.apache.jackrabbit.commons.observation.ListenerTracker
  • org.apache.jackrabbit.core.integration.CachingHierarchyManagerConsistencyTest
  • org.apache.jackrabbit.core.observation.EventListenerIteratorImpl
  • org.apache.jackrabbit.core.observation.ObservationManagerImpl
  • org.apache.jackrabbit.core.SessionImpl
  • org.apache.jackrabbit.jcr2spi.observation.ObservationManagerImpl
  • org.apache.jackrabbit.oak.benchmark.ObservationTest
  • org.apache.jackrabbit.oak.jcr.cluster.ObservationTest
  • org.apache.jackrabbit.oak.jcr.CompatibilityIssuesTest
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