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

Example 21 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testNodeJoinWithoutCache.

/**
     * @throws Exception If failed.
     */
@SuppressWarnings("TryFinallyCanBeTryWithResources")
public void testNodeJoinWithoutCache() throws Exception {
    IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
    final CountDownLatch latch = new CountDownLatch(1);
    qry.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            latch.countDown();
        }
    });
    QueryCursor<Cache.Entry<Integer, Integer>> cur = cache.query(qry);
    try {
        try (Ignite ignite = startGrid(NO_CACHE_IGNITE_INSTANCE_NAME)) {
            log.info("Started node without cache: " + ignite);
        }
        cache.put(1, 1);
        assertTrue(latch.await(5000, MILLISECONDS));
    } finally {
        cur.close();
    }
}

Example 22 with CacheEntryEvent

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

the class GridCacheContinuousQueryReplicatedTxOneNodeTest method doTestOneNode.

/**
     * @throws Exception If failed.
     */
private void doTestOneNode(boolean loc) throws Exception {
    try {
        IgniteCache<String, Integer> cache = startGrid(0).cache(DEFAULT_CACHE_NAME);
        ContinuousQuery<String, Integer> qry = new ContinuousQuery<>();
        final AtomicInteger cnt = new AtomicInteger();
        final CountDownLatch latch = new CountDownLatch(10);
        for (int i = 0; i < 10; i++) cache.put("key" + i, i);
        cache.clear();
        qry.setLocalListener(new CacheEntryUpdatedListener<String, Integer>() {

            @Override
            public void onUpdated(Iterable<CacheEntryEvent<? extends String, ? extends Integer>> evts) throws CacheEntryListenerException {
                for (CacheEntryEvent<? extends String, ? extends Integer> evt : evts) {
                    cnt.incrementAndGet();
                    latch.countDown();
                }
            }
        });
        cache.query(qry.setLocal(loc));
        for (int i = 0; i < 10; i++) cache.put("key" + i, i);
        assert latch.await(5000, TimeUnit.MILLISECONDS);
        assertEquals(10, cnt.get());
    } finally {
        stopAllGrids();
    }
}

Example 23 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testBuffering.

/**
     * @throws Exception If failed.
     */
public void testBuffering() throws Exception {
    if (grid(0).cache(DEFAULT_CACHE_NAME).getConfiguration(CacheConfiguration.class).getCacheMode() != PARTITIONED)
        return;
    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(5);
    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.setPageSize(5);
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry)) {
        ClusterNode node = F.first(grid(0).cluster().forRemotes().nodes());
        Collection<Integer> keys = new HashSet<>();
        int key = 0;
        while (true) {
            ClusterNode n = grid(0).affinity(DEFAULT_CACHE_NAME).mapKeyToNode(key);
            assert n != null;
            if (n.equals(node))
                keys.add(key);
            key++;
            if (keys.size() == 6)
                break;
        }
        Iterator<Integer> it = keys.iterator();
        for (int i = 0; i < 4; i++) cache.put(it.next(), 0);
        assert !latch.await(2, SECONDS);
        for (int i = 0; i < 2; i++) cache.put(it.next(), 0);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(5, map.size());
        it = keys.iterator();
        for (int i = 0; i < 5; i++) {
            Integer k = it.next();
            List<Integer> vals = map.get(k);
            assertNotNull(vals);
            assertEquals(1, vals.size());
            assertEquals(0, (int) vals.get(0));
        }
    }
}

Example 24 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testTimeInterval.

/**
     * @throws Exception If failed.
     */
public void testTimeInterval() throws Exception {
    IgniteCache<Integer, Integer> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    if (cache.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(5);
    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.setPageSize(10);
    qry.setTimeInterval(3000);
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry)) {
        ClusterNode node = F.first(grid(0).cluster().forRemotes().nodes());
        Collection<Integer> keys = new HashSet<>();
        int key = 0;
        while (true) {
            ClusterNode n = grid(0).affinity(DEFAULT_CACHE_NAME).mapKeyToNode(key);
            assert n != null;
            if (n.equals(node))
                keys.add(key);
            key++;
            if (keys.size() == 5)
                break;
        }
        for (Integer k : keys) cache.put(k, 0);
        assert !latch.await(2, SECONDS);
        assert latch.await(1000 + LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(5, map.size());
        Iterator<Integer> it = keys.iterator();
        for (int i = 0; i < 5; i++) {
            Integer k = it.next();
            List<Integer> vals = map.get(k);
            assertNotNull(vals);
            assertEquals(1, vals.size());
            assertEquals(0, (int) vals.get(0));
        }
    }
}

Example 25 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testExpired.

/**
     * @throws Exception If failed.
     */
public void testExpired() throws Exception {
    IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME).withExpiryPolicy(new CreatedExpiryPolicy(new Duration(MILLISECONDS, 1000)));
    final Map<Object, Object> map = new ConcurrentHashMap8<>();
    final CountDownLatch latch = new CountDownLatch(2);
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    qry.setIncludeExpired(true);
    qry.setLocalListener(new CacheEntryUpdatedListener<Object, Object>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<?, ?>> evts) {
            for (CacheEntryEvent<?, ?> e : evts) {
                if (e.getEventType() == EventType.EXPIRED) {
                    assertNull(e.getValue());
                    map.put(e.getKey(), e.getOldValue());
                    latch.countDown();
                }
            }
        }
    });
    try (QueryCursor<Cache.Entry<Object, Object>> ignored = cache.query(qry)) {
        cache.put(1, 1);
        cache.put(2, 2);
        // Wait for expiration.
        Thread.sleep(2000);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(2, map.size());
        assertEquals(1, (int) map.get(1));
        assertEquals(2, (int) map.get(2));
    }
}