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

Example 51 with CacheEntryEvent

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

the class GridCacheContinuousQueryReplicatedSelfTest method testCrossCallback.

/**
     * Ensure that every node see every update.
     *
     * @throws Exception If failed.
     */
public void testCrossCallback() throws Exception {
    // Prepare.
    IgniteCache<Integer, Integer> cache1 = grid(0).cache(DEFAULT_CACHE_NAME);
    IgniteCache<Integer, Integer> cache2 = grid(1).cache(DEFAULT_CACHE_NAME);
    final int key1 = primaryKey(cache1);
    final int key2 = primaryKey(cache2);
    final CountDownLatch latch1 = new CountDownLatch(2);
    final CountDownLatch latch2 = new CountDownLatch(2);
    ContinuousQuery<Integer, Integer> qry1 = new ContinuousQuery<>();
    qry1.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> evt : evts) {
                log.info("Update in cache 1: " + evt);
                if (evt.getKey() == key1 || evt.getKey() == key2)
                    latch1.countDown();
            }
        }
    });
    ContinuousQuery<Integer, Integer> qry2 = new ContinuousQuery<>();
    qry2.setLocalListener(new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> evt : evts) {
                log.info("Update in cache 2: " + evt);
                if (evt.getKey() == key1 || evt.getKey() == key2)
                    latch2.countDown();
            }
        }
    });
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache2.query(qry1);
        QueryCursor<Cache.Entry<Integer, Integer>> ignore = cache2.query(qry2)) {
        cache1.put(key1, key1);
        cache1.put(key2, key2);
        assert latch1.await(LATCH_TIMEOUT, MILLISECONDS);
        assert latch2.await(LATCH_TIMEOUT, MILLISECONDS);
    }
}

Example 52 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testAllEntries.

/**
     * @throws Exception If failed.
     */
public void testAllEntries() 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(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();
            }
        }
    });
    try (QueryCursor<Cache.Entry<Integer, Integer>> ignored = cache.query(qry)) {
        cache.put(1, 1);
        cache.put(2, 2);
        cache.put(3, 3);
        cache.remove(2);
        cache.put(1, 10);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(3, map.size());
        List<Integer> vals = map.get(1);
        assertNotNull(vals);
        assertEquals(2, vals.size());
        assertEquals(1, (int) vals.get(0));
        assertEquals(10, (int) vals.get(1));
        vals = map.get(2);
        assertNotNull(vals);
        assertEquals(2, vals.size());
        assertEquals(2, (int) vals.get(0));
        assertNull(vals.get(1));
        vals = map.get(3);
        assertNotNull(vals);
        assertEquals(1, vals.size());
        assertEquals(3, (int) vals.get(0));
    }
}

Example 53 with CacheEntryEvent

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

the class GridCacheContinuousQueryAbstractSelfTest method testInternalKey.

/**
     * @throws Exception If failed.
     */
public void testInternalKey() throws Exception {
    if (atomicityMode() == ATOMIC)
        return;
    IgniteCache<Object, Object> cache = grid(0).cache(DEFAULT_CACHE_NAME);
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    final Map<Object, Object> map = new ConcurrentHashMap8<>();
    final CountDownLatch latch = new CountDownLatch(2);
    qry.setLocalListener(new CacheEntryUpdatedListener<Object, Object>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<?, ?>> evts) {
            for (CacheEntryEvent<?, ?> e : evts) {
                map.put(e.getKey(), e.getValue());
                latch.countDown();
            }
        }
    });
    try (QueryCursor<Cache.Entry<Object, Object>> ignored = cache.query(qry)) {
        cache.put(new GridCacheInternalKeyImpl("test"), 1);
        cache.put(1, 1);
        cache.put(2, 2);
        assert latch.await(LATCH_TIMEOUT, MILLISECONDS);
        assertEquals(2, map.size());
        assertEquals(1, (int) map.get(1));
        assertEquals(2, (int) map.get(2));
    }
}

Example 54 with CacheEntryEvent

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

the class PlatformUtils method applyContinuousQueryEvents.

/**
     * Apply continuous query events to listener.
     *
     * @param ctx Context.
     * @param lsnrPtr Listener pointer.
     * @param evts Events.
     * @throws javax.cache.event.CacheEntryListenerException In case of failure.
     */
public static void applyContinuousQueryEvents(PlatformContext ctx, long lsnrPtr, Iterable<CacheEntryEvent> evts) throws CacheEntryListenerException {
    assert lsnrPtr != 0;
    assert evts != null;
    try (PlatformMemory mem = ctx.memory().allocate()) {
        PlatformOutputStream out = mem.output();
        BinaryRawWriterEx writer = ctx.writer(out);
        writer.writeLong(lsnrPtr);
        int cntPos = writer.reserveInt();
        int cnt = 0;
        for (CacheEntryEvent evt : evts) {
            writeCacheEntryEvent(writer, evt);
            cnt++;
        }
        writer.writeInt(cntPos, cnt);
        out.synchronize();
        ctx.gateway().continuousQueryListenerApply(mem.pointer());
    } catch (Exception e) {
        throw toCacheEntryListenerException(e);
    }
}

Example 55 with CacheEntryEvent

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

the class GridCacheContinuousQueryReplicatedTxOneNodeTest method doTest.

/**
     * @throws Exception If failed.
     */
private void doTest(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);
        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));
        startGrid(1);
        awaitPartitionMapExchange();
        for (int i = 0; i < 10; i++) cache.put("key" + i, i);
        assert latch.await(5000, TimeUnit.MILLISECONDS);
        assertEquals(10, cnt.get());
    } finally {
        stopAllGrids();
    }
}