Examples with CacheEntryEvent javax.cache.event.CacheEntryEvent used on opensource projects

Example 16 with CacheEntryEvent

use of javax.cache.event.CacheEntryEvent in project ignite by apache.

the class GridServiceContinuousQueryRedeployTest method testServiceRedeploymentAfterCancel.

/**
     * @throws Exception If failed.
     */
public void testServiceRedeploymentAfterCancel() throws Exception {
    final Ignite ignite = startGrid(0);
    final IgniteCache<Object, Object> managementCache = ignite.getOrCreateCache(CACHE_NAME);
    final ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    final List<Object> evts = Collections.synchronizedList(new ArrayList<>());
    qry.setLocalListener(new CacheEntryUpdatedListener<Object, Object>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<?, ?>> iterable) throws CacheEntryListenerException {
            for (CacheEntryEvent<?, ?> event : iterable) evts.add(event);
        }
    });
    int iterations = 100;
    while (iterations-- > 0) {
        QueryCursor quorumCursor = managementCache.query(qry);
        IgniteInternalFuture<?> fut1 = GridTestUtils.runAsync(new Callable<Object>() {

            @Override
            public Object call() throws Exception {
                System.out.println("Deploy " + SERVICE_NAME);
                deployService(ignite);
                return null;
            }
        });
        IgniteInternalFuture<?> fut2 = GridTestUtils.runAsync(new Callable<Object>() {

            @Override
            public Object call() throws Exception {
                System.out.println("Undeploy " + SERVICE_NAME);
                ignite.services().cancel(SERVICE_NAME);
                return null;
            }
        });
        fut1.get();
        fut2.get();
        U.sleep(100);
        assert evts.size() <= 1 : evts.size();
        ignite.services().cancel("service1");
        evts.clear();
        quorumCursor.close();
    }
}

Example 17 with CacheEntryEvent

use of javax.cache.event.CacheEntryEvent in project ignite by apache.

the class GridCacheContinuousQueryAbstractSelfTest method testInitialQueryAndUpdates.

/**
     * @throws Exception If failed.
     */
public void testInitialQueryAndUpdates() throws Exception {
    IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
    qry.setInitialQuery(new ScanQuery<>(new P2<Integer, Integer>() {

        @Override
        public boolean apply(Integer k, Integer v) {
            return k >= 5;
        }
    }));
    final Map<Integer, Integer> map = new ConcurrentHashMap8<>();
    final CountDownLatch latch = new CountDownLatch(2);
    qry.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> e : evts) {
                map.put(e.getKey(), e.getValue());
                latch.countDown();
            }
        }
    });
    for (int i = 0; i < 10; i++) cache.put(i, i);
    try (QueryCursor<Cache.Entry<Integer, Integer>> cur = cache.query(qry)) {
        List<Cache.Entry<Integer, Integer>> res = cur.getAll();
        Collections.sort(res, new Comparator<Cache.Entry<Integer, Integer>>() {

            @Override
            public int compare(Cache.Entry<Integer, Integer> e1, Cache.Entry<Integer, Integer> e2) {
                return e1.getKey().compareTo(e2.getKey());
            }
        });
        assertEquals(5, res.size());
        int exp = 5;
        for (Cache.Entry<Integer, Integer> e : res) {
            assertEquals(exp, e.getKey().intValue());
            assertEquals(exp, e.getValue().intValue());
            exp++;
        }
        cache.put(10, 10);
        cache.put(11, 11);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS) : latch.getCount();
        assertEquals(2, map.size());
        for (int i = 11; i < 12; i++) assertEquals(i, (int) map.get(i));
    }
}

Example 18 with CacheEntryEvent

use of javax.cache.event.CacheEntryEvent in project ignite by apache.

the class GridCacheContinuousQueryAbstractSelfTest method testLocalNodeOnly.

/**
     * @throws Exception If failed.
     */
public void testLocalNodeOnly() throws Exception {
    IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    if (grid(0).cache(DEFAULT_CACHE_NAME).getConfiguration(CacheConfiguration.class).getCacheMode() != PARTITIONED)
        return;
    ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
    final Map<Integer, List<Integer>> map = new HashMap<>();
    final CountDownLatch latch = new CountDownLatch(1);
    qry.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> e : evts) {
                synchronized (map) {
                    List<Integer> vals = map.get(e.getKey());
                    if (vals == null) {
                        vals = new ArrayList<>();
                        map.put(e.getKey(), vals);
                    }
                    vals.add(e.getValue());
                }
                latch.countDown();
            }
        }
    });
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry.setLocal(true))) {
        int locKey = -1;
        int rmtKey = -1;
        int key = 0;
        while (true) {
            ClusterNode n = grid(0).affinity(DEFAULT_CACHE_NAME).mapKeyToNode(key);
            assert n != null;
            if (n.equals(grid(0).localNode()))
                locKey = key;
            else
                rmtKey = key;
            key++;
            if (locKey >= 0 && rmtKey >= 0)
                break;
        }
        cache.put(locKey, 1);
        cache.put(rmtKey, 2);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(1, map.size());
        List<Integer> vals = map.get(locKey);
        assertNotNull(vals);
        assertEquals(1, vals.size());
        assertEquals(1, (int) vals.get(0));
    }
}

Example 19 with CacheEntryEvent

use of javax.cache.event.CacheEntryEvent in project ignite by apache.

the class GridCacheContinuousQueryAbstractSelfTest method testEntriesByFilter.

/**
     * @throws Exception If failed.
     */
public void testEntriesByFilter() throws Exception {
    IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
    final Map<Integer, List<Integer>> map = new HashMap<>();
    final CountDownLatch latch = new CountDownLatch(4);
    qry.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> e : evts) {
                synchronized (map) {
                    List<Integer> vals = map.get(e.getKey());
                    if (vals == null) {
                        vals = new ArrayList<>();
                        map.put(e.getKey(), vals);
                    }
                    vals.add(e.getValue());
                }
                latch.countDown();
            }
        }
    });
    qry.setRemoteFilter(new CacheEntryEventSerializableFilter<Integer, Integer>() {

        @Override
        public boolean evaluate(CacheEntryEvent<? extends Integer, ? extends Integer> evt) {
            return evt.getKey() > 2;
        }
    });
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry)) {
        cache.put(1, 1);
        cache.put(2, 2);
        cache.put(3, 3);
        cache.put(4, 4);
        cache.remove(2);
        cache.remove(3);
        cache.put(1, 10);
        cache.put(4, 40);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(2, map.size());
        List<Integer> vals = map.get(3);
        assertNotNull(vals);
        assertEquals(2, vals.size());
        assertEquals(3, (int) vals.get(0));
        assertNull(vals.get(1));
        vals = map.get(4);
        assertNotNull(vals);
        assertEquals(2, vals.size());
        assertEquals(4, (int) vals.get(0));
        assertEquals(40, (int) vals.get(1));
    }
}

Example 20 with CacheEntryEvent

use of javax.cache.event.CacheEntryEvent in project ignite by apache.

the class GridCacheContinuousQueryAbstractSelfTest method testEvents.

/**
     * @throws Exception If failed.
     */
public void testEvents() throws Exception {
    final AtomicInteger cnt = new AtomicInteger();
    final CountDownLatch latch = new CountDownLatch(50);
    final CountDownLatch execLatch = new CountDownLatch(cacheMode() == REPLICATED ? 1 : gridCount());
    IgnitePredicate<Event> lsnr = new IgnitePredicate<Event>() {

        @Override
        public boolean apply(Event evt) {
            assert evt instanceof CacheQueryReadEvent;
            CacheQueryReadEvent qe = (CacheQueryReadEvent) evt;
            assertEquals(CONTINUOUS.name(), qe.queryType());
            assertEquals(DEFAULT_CACHE_NAME, qe.cacheName());
            assertEquals(grid(0).localNode().id(), qe.subjectId());
            assertNull(qe.className());
            assertNull(qe.clause());
            assertNull(qe.scanQueryFilter());
            assertNotNull(qe.continuousQueryFilter());
            assertNull(qe.arguments());
            cnt.incrementAndGet();
            latch.countDown();
            return true;
        }
    };
    IgnitePredicate<Event> execLsnr = new IgnitePredicate<Event>() {

        @Override
        public boolean apply(Event evt) {
            assert evt instanceof CacheQueryExecutedEvent;
            CacheQueryExecutedEvent qe = (CacheQueryExecutedEvent) evt;
            assertEquals(CONTINUOUS.name(), qe.queryType());
            assertEquals(DEFAULT_CACHE_NAME, qe.cacheName());
            assertEquals(grid(0).localNode().id(), qe.subjectId());
            assertNull(qe.className());
            assertNull(qe.clause());
            assertNull(qe.scanQueryFilter());
            assertNotNull(qe.continuousQueryFilter());
            assertNull(qe.arguments());
            execLatch.countDown();
            return true;
        }
    };
    try {
        for (int i = 0; i < gridCount(); i++) {
            grid(i).events().localListen(lsnr, EVT_CACHE_QUERY_OBJECT_READ);
            grid(i).events().localListen(execLsnr, EVT_CACHE_QUERY_EXECUTED);
        }
        IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
        ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
        qry.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

            @Override
            public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            // No-op.
            }
        });
        qry.setRemoteFilter(new CacheEntryEventSerializableFilter<Integer, Integer>() {

            @Override
            public boolean evaluate(CacheEntryEvent<? extends Integer, ? extends Integer> evt) {
                return evt.getValue() >= 50;
            }
        });
        try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry)) {
            for (int i = 0; i < 100; i++) cache.put(i, i);
            assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
            assert execLatch.await(LATCH_TIMEOUT, MILLISECONDS);
            assertEquals(50, cnt.get());
        }
    } finally {
        for (int i = 0; i < gridCount(); i++) {
            grid(i).events().stopLocalListen(lsnr, EVT_CACHE_QUERY_OBJECT_READ);
            grid(i).events().stopLocalListen(execLsnr, EVT_CACHE_QUERY_EXECUTED);
        }
    }
}