Examples with EventLostEvent com.hazelcast.map.EventLostEvent used on opensource projects

Example 1 with EventLostEvent

use of com.hazelcast.map.EventLostEvent in project hazelcast by hazelcast.

the class ClientQueryCacheEventLostListenerTest method testListenerNotified_onEventLoss.

@Test
public void testListenerNotified_onEventLoss() throws Exception {
    int count = 30;
    String mapName = randomString();
    String queryCacheName = randomString();
    IMap<Integer, Integer> mapNode = node.getMap(mapName);
    HazelcastInstance client = factory.newHazelcastClient();
    IMap<Integer, Integer> mapClient = client.getMap(mapName);
    setTestSequencer(mapClient, 9);
    // expecting one lost event publication per partition.
    final CountDownLatch lostEventCount = new CountDownLatch(1);
    QueryCache queryCache = mapClient.getQueryCache(queryCacheName, new SqlPredicate("this > 20"), true);
    queryCache.addEntryListener(new EventLostListener() {

        @Override
        public void eventLost(EventLostEvent event) {
            lostEventCount.countDown();
        }
    }, false);
    for (int i = 0; i < count; i++) {
        mapNode.put(i, i);
    }
    assertOpenEventually(lostEventCount);
}

Example 2 with EventLostEvent

use of com.hazelcast.map.EventLostEvent in project hazelcast by hazelcast.

the class EventPublisherHelper method createIMapEvent.

public static IMapEvent createIMapEvent(EventData eventData, EventFilter filter, Member member, SerializationService serializationService) {
    String source = eventData.getSource();
    int eventType = eventData.getEventType();
    if (eventType == EventLostEvent.EVENT_TYPE) {
        LocalEntryEventData localEventData = (LocalEntryEventData) eventData;
        int partitionId = localEventData.getPartitionId();
        return new EventLostEvent(source, null, partitionId);
    }
    if (eventType == EntryEventType.CLEAR_ALL.getType() || eventType == EntryEventType.EVICT_ALL.getType()) {
        LocalCacheWideEventData localCacheWideEventData = (LocalCacheWideEventData) eventData;
        int numberOfEntriesAffected = localCacheWideEventData.getNumberOfEntriesAffected();
        return new MapEvent(source, null, eventType, numberOfEntriesAffected);
    }
    LocalEntryEventData localEntryEventData = (LocalEntryEventData) eventData;
    Data dataKey = localEntryEventData.getKeyData();
    Data dataNewValue = localEntryEventData.getValueData();
    Data dataOldValue = localEntryEventData.getOldValueData();
    boolean includeValue = isIncludeValue(filter);
    return new DataAwareEntryEvent(member, eventType, source, dataKey, (includeValue ? dataNewValue : null), (includeValue ? dataOldValue : null), null, serializationService);
}

Example 3 with EventLostEvent

use of com.hazelcast.map.EventLostEvent in project hazelcast by hazelcast.

the class QueryCacheEventLostListenerTest method testListenerNotified_uponEventLoss.

@Test
public void testListenerNotified_uponEventLoss() {
    String mapName = randomString();
    String queryCacheName = randomString();
    TestHazelcastInstanceFactory instanceFactory = createHazelcastInstanceFactory(3);
    Config config = new Config();
    config.setProperty(GroupProperty.PARTITION_COUNT.getName(), "1");
    QueryCacheConfig queryCacheConfig = new QueryCacheConfig(queryCacheName);
    queryCacheConfig.setBatchSize(1111);
    queryCacheConfig.setDelaySeconds(3);
    MapConfig mapConfig = config.getMapConfig(mapName);
    mapConfig.addQueryCacheConfig(queryCacheConfig);
    mapConfig.setBackupCount(0);
    HazelcastInstance node = instanceFactory.newHazelcastInstance(config);
    HazelcastInstance node2 = instanceFactory.newHazelcastInstance(config);
    setTestSequencer(node, 9);
    setTestSequencer(node2, 9);
    IMap<Integer, Integer> map = getMap(node, mapName);
    node2.getMap(mapName);
    // set test sequencer to all nodes
    int count = 30;
    // expecting one lost event per partition
    final CountDownLatch lossCount = new CountDownLatch(1);
    final QueryCache queryCache = map.getQueryCache(queryCacheName, new SqlPredicate("this > 20"), true);
    queryCache.addEntryListener(new EventLostListener() {

        @Override
        public void eventLost(EventLostEvent event) {
            lossCount.countDown();
        }
    }, false);
    for (int i = 0; i < count; i++) {
        map.put(i, i);
    }
    assertOpenEventually(lossCount);
}

Example 4 with EventLostEvent

use of com.hazelcast.map.EventLostEvent in project hazelcast by hazelcast.

the class QueryCacheRecoveryUponEventLossTest method testForceConsistency.

@Test
public void testForceConsistency() {
    TestHazelcastInstanceFactory instanceFactory = createHazelcastInstanceFactory(3);
    String mapName = randomString();
    String queryCacheName = randomString();
    Config config = new Config();
    config.setProperty(GroupProperty.PARTITION_COUNT.getName(), "1");
    QueryCacheConfig queryCacheConfig = new QueryCacheConfig(queryCacheName);
    queryCacheConfig.setBatchSize(1111);
    queryCacheConfig.setDelaySeconds(3);
    MapConfig mapConfig = config.getMapConfig(mapName);
    mapConfig.addQueryCacheConfig(queryCacheConfig);
    mapConfig.setBackupCount(0);
    HazelcastInstance node = instanceFactory.newHazelcastInstance(config);
    HazelcastInstance node2 = instanceFactory.newHazelcastInstance(config);
    setTestSequencer(node, 9);
    setTestSequencer(node2, 9);
    IMap<Integer, Integer> map = getMap(node, mapName);
    node2.getMap(mapName);
    //set test sequencer to subscribers.
    int count = 30;
    final QueryCache queryCache = map.getQueryCache(queryCacheName, new SqlPredicate("this > 20"), true);
    queryCache.addEntryListener(new EventLostListener() {

        @Override
        public void eventLost(EventLostEvent event) {
            queryCache.tryRecover();
        }
    }, false);
    for (int i = 0; i < count; i++) {
        map.put(i, i);
    }
    AssertTask task = new AssertTask() {

        @Override
        public void run() throws Exception {
            assertEquals(9, queryCache.size());
        }
    };
    assertTrueEventually(task);
}

Example 5 with EventLostEvent

use of com.hazelcast.map.EventLostEvent in project hazelcast by hazelcast.

the class QueryCacheSimpleStressTest method testStress.

@Test
public void testStress() throws Exception {
    final IMap<Integer, Integer> map = getMap();
    Runnable runnable = new Runnable() {

        @Override
        public void run() {
            for (int i = 0; i < numberOfElementsToPut; i++) {
                map.put(i, i);
            }
        }
    };
    Thread thread = new Thread(runnable);
    thread.start();
    final QueryCache<Integer, Integer> queryCache = map.getQueryCache(cacheName, TRUE_PREDICATE, true);
    queryCache.addEntryListener(new EventLostListener() {

        @Override
        public void eventLost(EventLostEvent event) {
            queryCache.tryRecover();
        }
    }, true);
    thread.join();
    assertQueryCacheSizeEventually(numberOfElementsToPut, queryCache);
}