Examples with CacheEvent org.apache.ignite.events.CacheEvent used on opensource projects

Example 1 with CacheEvent

use of org.apache.ignite.events.CacheEvent in project ignite by apache.

the class GridEventConsumeHandler method register.

/** {@inheritDoc} */
@Override
public RegisterStatus register(final UUID nodeId, final UUID routineId, final GridKernalContext ctx) throws IgniteCheckedException {
    assert nodeId != null;
    assert routineId != null;
    assert ctx != null;
    if (cb != null)
        ctx.resource().injectGeneric(cb);
    if (filter != null)
        ctx.resource().injectGeneric(filter);
    if (filter instanceof PlatformEventFilterListener)
        ((PlatformEventFilterListener) filter).initialize(ctx);
    final boolean loc = nodeId.equals(ctx.localNodeId());
    lsnr = new GridLocalEventListener() {

        /** node ID, routine ID, event */
        private final Queue<T3<UUID, UUID, Event>> notificationQueue = new LinkedList<>();

        private boolean notificationInProgress;

        @Override
        public void onEvent(Event evt) {
            if (filter != null && !filter.apply(evt))
                return;
            if (loc) {
                if (!cb.apply(nodeId, evt))
                    ctx.continuous().stopRoutine(routineId);
            } else {
                if (ctx.discovery().node(nodeId) == null)
                    return;
                synchronized (notificationQueue) {
                    notificationQueue.add(new T3<>(nodeId, routineId, evt));
                    if (!notificationInProgress) {
                        ctx.getSystemExecutorService().execute(new Runnable() {

                            @Override
                            public void run() {
                                if (!ctx.continuous().lockStopping())
                                    return;
                                try {
                                    while (true) {
                                        T3<UUID, UUID, Event> t3;
                                        synchronized (notificationQueue) {
                                            t3 = notificationQueue.poll();
                                            if (t3 == null) {
                                                notificationInProgress = false;
                                                return;
                                            }
                                        }
                                        try {
                                            Event evt = t3.get3();
                                            EventWrapper wrapper = new EventWrapper(evt);
                                            if (evt instanceof CacheEvent) {
                                                String cacheName = ((CacheEvent) evt).cacheName();
                                                ClusterNode node = ctx.discovery().node(t3.get1());
                                                if (node == null)
                                                    continue;
                                                if (ctx.config().isPeerClassLoadingEnabled()) {
                                                    GridCacheContext cctx = ctx.cache().internalCache(cacheName).context();
                                                    if (cctx.deploymentEnabled() && ctx.discovery().cacheNode(node, cacheName)) {
                                                        wrapper.p2pMarshal(ctx.config().getMarshaller());
                                                        wrapper.cacheName = cacheName;
                                                        cctx.deploy().prepare(wrapper);
                                                    }
                                                }
                                            }
                                            ctx.continuous().addNotification(t3.get1(), t3.get2(), wrapper, null, false, false);
                                        } catch (ClusterTopologyCheckedException ignored) {
                                        // No-op.
                                        } catch (Throwable e) {
                                            U.error(ctx.log(GridEventConsumeHandler.class), "Failed to send event notification to node: " + nodeId, e);
                                        }
                                    }
                                } finally {
                                    ctx.continuous().unlockStopping();
                                }
                            }
                        });
                        notificationInProgress = true;
                    }
                }
            }
        }
    };
    if (F.isEmpty(types))
        types = EVTS_ALL;
    ctx.event().addLocalEventListener(lsnr, types);
    return RegisterStatus.REGISTERED;
}

Example 2 with CacheEvent

use of org.apache.ignite.events.CacheEvent in project ignite by apache.

the class GridDhtPartitionsExchangeFuture method warnNoAffinityNodes.

/**
     *
     */
private void warnNoAffinityNodes() {
    List<String> cachesWithoutNodes = null;
    for (String name : cctx.cache().cacheNames()) {
        if (discoCache.cacheAffinityNodes(name).isEmpty()) {
            if (cachesWithoutNodes == null)
                cachesWithoutNodes = new ArrayList<>();
            cachesWithoutNodes.add(name);
            // Fire event even if there is no client cache started.
            if (cctx.gridEvents().isRecordable(EventType.EVT_CACHE_NODES_LEFT)) {
                Event evt = new CacheEvent(name, cctx.localNode(), cctx.localNode(), "All server nodes have left the cluster.", EventType.EVT_CACHE_NODES_LEFT, 0, false, null, null, null, null, false, null, false, null, null, null);
                cctx.gridEvents().record(evt);
            }
        }
    }
    if (cachesWithoutNodes != null) {
        StringBuilder sb = new StringBuilder("All server nodes for the following caches have left the cluster: ");
        for (int i = 0; i < cachesWithoutNodes.size(); i++) {
            String cache = cachesWithoutNodes.get(i);
            sb.append('\'').append(cache).append('\'');
            if (i != cachesWithoutNodes.size() - 1)
                sb.append(", ");
        }
        U.quietAndWarn(log, sb.toString());
        U.quietAndWarn(log, "Must have server nodes for caches to operate.");
    }
}

Example 3 with CacheEvent

use of org.apache.ignite.events.CacheEvent in project ignite by apache.

the class PlatformContextImpl method writeEvent.

/** {@inheritDoc} */
@Override
public void writeEvent(BinaryRawWriterEx writer, Event evt) {
    assert writer != null;
    if (evt == null) {
        writer.writeInt(-1);
        return;
    }
    EventAdapter evt0 = (EventAdapter) evt;
    if (evt0 instanceof CacheEvent) {
        writer.writeInt(2);
        writeCommonEventData(writer, evt0);
        CacheEvent event0 = (CacheEvent) evt0;
        writer.writeString(event0.cacheName());
        writer.writeInt(event0.partition());
        writer.writeBoolean(event0.isNear());
        writeNode(writer, event0.eventNode());
        writer.writeObject(event0.key());
        writer.writeObject(event0.xid());
        writer.writeObject(event0.newValue());
        writer.writeObject(event0.oldValue());
        writer.writeBoolean(event0.hasOldValue());
        writer.writeBoolean(event0.hasNewValue());
        writer.writeUuid(event0.subjectId());
        writer.writeString(event0.closureClassName());
        writer.writeString(event0.taskName());
    } else if (evt0 instanceof CacheQueryExecutedEvent) {
        writer.writeInt(3);
        writeCommonEventData(writer, evt0);
        CacheQueryExecutedEvent event0 = (CacheQueryExecutedEvent) evt0;
        writer.writeString(event0.queryType());
        writer.writeString(event0.cacheName());
        writer.writeString(event0.className());
        writer.writeString(event0.clause());
        writer.writeUuid(event0.subjectId());
        writer.writeString(event0.taskName());
    } else if (evt0 instanceof CacheQueryReadEvent) {
        writer.writeInt(4);
        writeCommonEventData(writer, evt0);
        CacheQueryReadEvent event0 = (CacheQueryReadEvent) evt0;
        writer.writeString(event0.queryType());
        writer.writeString(event0.cacheName());
        writer.writeString(event0.className());
        writer.writeString(event0.clause());
        writer.writeUuid(event0.subjectId());
        writer.writeString(event0.taskName());
        writer.writeObject(event0.key());
        writer.writeObject(event0.value());
        writer.writeObject(event0.oldValue());
        writer.writeObject(event0.row());
    } else if (evt0 instanceof CacheRebalancingEvent) {
        writer.writeInt(5);
        writeCommonEventData(writer, evt0);
        CacheRebalancingEvent event0 = (CacheRebalancingEvent) evt0;
        writer.writeString(event0.cacheName());
        writer.writeInt(event0.partition());
        writeNode(writer, event0.discoveryNode());
        writer.writeInt(event0.discoveryEventType());
        writer.writeString(event0.discoveryEventName());
        writer.writeLong(event0.discoveryTimestamp());
    } else if (evt0 instanceof CheckpointEvent) {
        writer.writeInt(6);
        writeCommonEventData(writer, evt0);
        CheckpointEvent event0 = (CheckpointEvent) evt0;
        writer.writeString(event0.key());
    } else if (evt0 instanceof DiscoveryEvent) {
        writer.writeInt(7);
        writeCommonEventData(writer, evt0);
        DiscoveryEvent event0 = (DiscoveryEvent) evt0;
        writeNode(writer, event0.eventNode());
        writer.writeLong(event0.topologyVersion());
        writeNodes(writer, event0.topologyNodes());
    } else if (evt0 instanceof JobEvent) {
        writer.writeInt(8);
        writeCommonEventData(writer, evt0);
        JobEvent event0 = (JobEvent) evt0;
        writer.writeString(event0.taskName());
        writer.writeString(event0.taskClassName());
        writer.writeObject(event0.taskSessionId());
        writer.writeObject(event0.jobId());
        writeNode(writer, event0.taskNode());
        writer.writeUuid(event0.taskSubjectId());
    } else if (evt0 instanceof TaskEvent) {
        writer.writeInt(10);
        writeCommonEventData(writer, evt0);
        TaskEvent event0 = (TaskEvent) evt0;
        writer.writeString(event0.taskName());
        writer.writeString(event0.taskClassName());
        writer.writeObject(event0.taskSessionId());
        writer.writeBoolean(event0.internal());
        writer.writeUuid(event0.subjectId());
    } else
        throw new IgniteException("Unsupported event: " + evt);
}

Example 4 with CacheEvent

use of org.apache.ignite.events.CacheEvent in project ignite by apache.

the class GridCachePartitionedUnloadEventsSelfTest method checkObjectUnloadEvents.

/**
     * @param evts Events.
     * @param g Grid.
     * @param keys Keys.
     */
private void checkObjectUnloadEvents(Collection<Event> evts, Ignite g, Collection<?> keys) {
    assertEquals(keys.size(), evts.size());
    for (Event evt : evts) {
        CacheEvent cacheEvt = ((CacheEvent) evt);
        assertEquals(EVT_CACHE_REBALANCE_OBJECT_UNLOADED, cacheEvt.type());
        assertEquals(g.cache(DEFAULT_CACHE_NAME).getName(), cacheEvt.cacheName());
        assertEquals(g.cluster().localNode().id(), cacheEvt.node().id());
        assertEquals(g.cluster().localNode().id(), cacheEvt.eventNode().id());
        assertTrue("Unexpected key: " + cacheEvt.key(), keys.contains(cacheEvt.key()));
    }
}

Example 5 with CacheEvent

use of org.apache.ignite.events.CacheEvent in project ignite by apache.

the class IgniteSourceConnectorTest method doTest.

/**
     * Tests the source with the specified source configurations.
     *
     * @param srcProps Source properties.
     * @param conditioned Flag indicating whether filtering is enabled.
     * @throws Exception Fails if error.
     */
private void doTest(Map<String, String> srcProps, boolean conditioned) throws Exception {
    FutureCallback<Herder.Created<ConnectorInfo>> cb = new FutureCallback<>(new Callback<Herder.Created<ConnectorInfo>>() {

        @Override
        public void onCompletion(Throwable error, Herder.Created<ConnectorInfo> info) {
            if (error != null)
                throw new RuntimeException("Failed to create a job!", error);
        }
    });
    herder.putConnectorConfig(srcProps.get(ConnectorConfig.NAME_CONFIG), srcProps, true, cb);
    cb.get();
    // Ugh! To be sure Kafka Connect's worker thread is properly started...
    Thread.sleep(5000);
    final CountDownLatch latch = new CountDownLatch(EVENT_CNT);
    final IgnitePredicate<CacheEvent> locLsnr = new IgnitePredicate<CacheEvent>() {

        @Override
        public boolean apply(CacheEvent evt) {
            assert evt != null;
            latch.countDown();
            return true;
        }
    };
    grid.events(grid.cluster().forCacheNodes(CACHE_NAME)).localListen(locLsnr, EVT_CACHE_OBJECT_PUT);
    IgniteCache<String, String> cache = grid.cache(CACHE_NAME);
    assertEquals(0, cache.size(CachePeekMode.PRIMARY));
    Map<String, String> keyValMap = new HashMap<>(EVENT_CNT);
    keyValMap.putAll(sendData());
    // Checks all events are processed.
    assertTrue(latch.await(10, TimeUnit.SECONDS));
    grid.events(grid.cluster().forCacheNodes(CACHE_NAME)).stopLocalListen(locLsnr);
    assertEquals(EVENT_CNT, cache.size(CachePeekMode.PRIMARY));
    // Checks the events are transferred to Kafka broker.
    if (conditioned)
        checkDataDelivered(EVENT_CNT * TOPICS.length / 2);
    else
        checkDataDelivered(EVENT_CNT * TOPICS.length);
}