Examples with EventAdmin org.osgi.service.event.EventAdmin used on opensource projects

Example 11 with EventAdmin

use of org.osgi.service.event.EventAdmin in project karaf by apache.

the class EventAdminListener method beforeExecute.

public void beforeExecute(CommandSession session, CharSequence command) {
    if (command.toString().trim().length() > 0) {
        EventAdmin admin = tracker.getService();
        if (admin != null) {
            Map<String, Object> props = new HashMap<>();
            props.put("command", command.toString());
            Event event = new Event("org/apache/karaf/shell/console/EXECUTING", props);
            admin.postEvent(event);
        }
    }
}

Example 12 with EventAdmin

use of org.osgi.service.event.EventAdmin in project karaf by apache.

the class EventAdminListener method repositoryEvent.

public void repositoryEvent(RepositoryEvent event) {
    try {
        EventAdmin eventAdmin = tracker.getService();
        if (eventAdmin == null) {
            return;
        }
        Dictionary<String, Object> props = new Hashtable<>();
        props.put(EventConstants.TYPE, event.getType());
        props.put(EventConstants.EVENT, event);
        props.put(EventConstants.TIMESTAMP, System.currentTimeMillis());
        props.put(EventConstants.REPOSITORY_URI, event.getRepository().getURI().toString());
        String topic;
        switch(event.getType()) {
            case RepositoryAdded:
                topic = EventConstants.TOPIC_REPOSITORY_ADDED;
                break;
            case RepositoryRemoved:
                topic = EventConstants.TOPIC_REPOSITORY_REMOVED;
                break;
            default:
                throw new IllegalStateException("Unknown repository event type: " + event.getType());
        }
        eventAdmin.postEvent(new Event(topic, props));
    } catch (IllegalStateException e) {
        LOGGER.warn("Unable to post event to EventAdmin", e);
    }
}

Example 13 with EventAdmin

use of org.osgi.service.event.EventAdmin in project sling by apache.

the class AdapterManagerImpl method unregisterAdapterFactory.

/**
     * Unregisters the {@link AdapterFactory} referred to by the service
     * <code>reference</code> from the registry.
     */
private void unregisterAdapterFactory(final ServiceReference<AdapterFactory> reference) {
    synchronized (this.boundAdapterFactories) {
        boundAdapterFactories.remove(reference);
    }
    final String[] adaptables = PropertiesUtil.toStringArray(reference.getProperty(ADAPTABLE_CLASSES));
    final String[] adapters = PropertiesUtil.toStringArray(reference.getProperty(ADAPTER_CLASSES));
    if (adaptables == null || adaptables.length == 0 || adapters == null || adapters.length == 0) {
        return;
    }
    boolean factoriesModified = false;
    AdapterFactoryDescriptorMap adfMap = null;
    AdapterFactoryDescriptor removedDescriptor = null;
    for (final String adaptable : adaptables) {
        synchronized (this.descriptors) {
            adfMap = this.descriptors.get(adaptable);
        }
        if (adfMap != null) {
            synchronized (adfMap) {
                AdapterFactoryDescriptor factoryDesc = adfMap.remove(reference);
                if (factoryDesc != null) {
                    factoriesModified = true;
                    // Since the code paths above does not fully guarantee it though, let's keep this check in place
                    if (removedDescriptor != null && removedDescriptor != factoryDesc) {
                        log.error("When unregistering reference {} got duplicate service descriptors {} and {}. Unregistration of {} services may be incomplete.", new Object[] { reference, removedDescriptor, factoryDesc, Adaption.class.getName() });
                    }
                    removedDescriptor = factoryDesc;
                }
            }
        }
    }
    // removed
    if (factoriesModified) {
        this.factoryCache.clear();
    }
    // unregister adaption
    if (removedDescriptor != null) {
        removedDescriptor.getAdaption().unregister();
        if (log.isDebugEnabled()) {
            log.debug("Unregistered service {} with {} : {} and {} : {}", new Object[] { Adaption.class.getName(), SlingConstants.PROPERTY_ADAPTABLE_CLASSES, Arrays.toString(adaptables), SlingConstants.PROPERTY_ADAPTER_CLASSES, Arrays.toString(adapters) });
        }
    }
    // send event
    final EventAdmin localEA = this.eventAdmin;
    if (localEA != null) {
        final Dictionary<String, Object> props = new Hashtable<>();
        props.put(SlingConstants.PROPERTY_ADAPTABLE_CLASSES, adaptables);
        props.put(SlingConstants.PROPERTY_ADAPTER_CLASSES, adapters);
        localEA.postEvent(new Event(SlingConstants.TOPIC_ADAPTER_FACTORY_REMOVED, props));
    }
}

Example 14 with EventAdmin

use of org.osgi.service.event.EventAdmin in project sling by apache.

the class MapEntries method sendChangeEvent.

/**
     * Send an OSGi event
     */
private void sendChangeEvent() {
    final EventAdmin local = this.eventAdmin;
    if (local != null) {
        final Event event = new Event(SlingConstants.TOPIC_RESOURCE_RESOLVER_MAPPING_CHANGED, (Dictionary<String, ?>) null);
        local.postEvent(event);
    }
}

Example 15 with EventAdmin

use of org.osgi.service.event.EventAdmin in project sling by apache.

the class DistributingEventHandlerTest method setup.

@SuppressWarnings("unchecked")
@Before
public void setup() throws Exception {
    final BundleContext bc = Mockito.mock(BundleContext.class);
    Mockito.when(bc.registerService(Mockito.any(String[].class), Mockito.any(), Mockito.any(Dictionary.class))).thenReturn(null);
    final SlingSettingsService otherSettings = Mockito.mock(SlingSettingsService.class);
    Mockito.when(otherSettings.getSlingId()).thenReturn(OTHER_APP_ID);
    final EventAdmin ea = new EventAdmin() {

        @Override
        public void sendEvent(final Event event) {
            this.postEvent(event);
        }

        @Override
        public void postEvent(final Event event) {
            final String topic = event.getTopic();
            if (topic.equals(SlingConstants.TOPIC_RESOURCE_ADDED)) {
                final ResourceChange change = new ResourceChange(ChangeType.ADDED, (String) event.getProperty(SlingConstants.PROPERTY_PATH), false, null, null, null);
                sender.onChange(Collections.singletonList(change));
            } else if (topic.startsWith(TOPIC_PREFIX)) {
                events.add(event);
            }
        }
    };
    final MockResourceResolverFactoryOptions opts = new MockResourceResolverFactoryOptions();
    opts.setEventAdmin(ea);
    final ResourceResolverFactory factory = new MockResourceResolverFactory(opts);
    this.sender = new DistributedEventSender(bc, DistributedEventAdminImpl.DEFAULT_REPOSITORY_PATH, DistributedEventAdminImpl.DEFAULT_REPOSITORY_PATH + "/" + MY_APP_ID, factory, ea);
    this.receiver = new DistributedEventReceiver(bc, DistributedEventAdminImpl.DEFAULT_REPOSITORY_PATH, DistributedEventAdminImpl.DEFAULT_REPOSITORY_PATH + "/" + OTHER_APP_ID, 15, factory, otherSettings);
}