Examples with ContinuousQuery org.apache.ignite.cache.query.ContinuousQuery used on opensource projects

Example 21 with ContinuousQuery

use of org.apache.ignite.cache.query.ContinuousQuery in project ignite by apache.

the class IgniteCacheConfigVariationsFullApiTest method testContinuousQuery.

/**
     * @throws Exception If failed.
     */
public void testContinuousQuery() throws Exception {
    runInAllDataModes(new TestRunnable() {

        @Override
        public void run() throws Exception {
            final AtomicInteger updCnt = new AtomicInteger();
            ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
            qry.setInitialQuery(new ScanQuery<>(new IgniteBiPredicate<Object, Object>() {

                @Override
                public boolean apply(Object key, Object val) {
                    return valueOf(key) >= 3;
                }
            }));
            qry.setLocalListener(new CacheEntryUpdatedListener<Object, Object>() {

                @Override
                public void onUpdated(Iterable<CacheEntryEvent<? extends Object, ? extends Object>> evts) throws CacheEntryListenerException {
                    for (CacheEntryEvent<? extends Object, ? extends Object> evt : evts) {
                        int v = valueOf(evt.getKey());
                        // Check filter.
                        assertTrue("v=" + v, v >= 10 && v < 15);
                        updCnt.incrementAndGet();
                    }
                }
            });
            qry.setRemoteFilter(new TestCacheEntryEventSerializableFilter());
            IgniteCache<Object, Object> cache = jcache();
            for (int i = 0; i < 10; i++) cache.put(key(i), value(i));
            try (QueryCursor<Cache.Entry<Object, Object>> cur = cache.query(qry)) {
                int cnt = 0;
                for (Cache.Entry<Object, Object> e : cur) {
                    cnt++;
                    int val = valueOf(e.getKey());
                    assertTrue("v=" + val, val >= 3);
                }
                assertEquals(7, cnt);
                for (int i = 10; i < 20; i++) cache.put(key(i), value(i));
                GridTestUtils.waitForCondition(new GridAbsPredicateX() {

                    @Override
                    public boolean applyx() throws IgniteCheckedException {
                        return updCnt.get() == 5;
                    }
                }, 30_000);
            }
        }
    });
}

Example 22 with ContinuousQuery

use of org.apache.ignite.cache.query.ContinuousQuery in project ignite by apache.

the class CacheContinuousBatchAckTest method checkBackupAcknowledgeMessage.

/**
     * @param ccfg Cache configuration.
     * @throws Exception If failed.
     */
private void checkBackupAcknowledgeMessage(CacheConfiguration<Object, Object> ccfg) throws Exception {
    QueryCursor qry = null;
    IgniteCache<Object, Object> cache = null;
    try {
        ContinuousQuery q = new ContinuousQuery();
        q.setLocalListener(new CacheEntryUpdatedListener() {

            @Override
            public void onUpdated(Iterable iterable) throws CacheEntryListenerException {
            // No-op.
            }
        });
        cache = grid(SERVER).getOrCreateCache(ccfg);
        qry = cache.query(q);
        for (int i = 0; i < 10000; i++) cache.put(i, i);
        assert !GridTestUtils.waitForCondition(new PA() {

            @Override
            public boolean apply() {
                return fail.get();
            }
        }, 1300L);
    } finally {
        if (qry != null)
            qry.close();
        if (cache != null)
            grid(SERVER).destroyCache(cache.getName());
    }
}

Example 23 with ContinuousQuery

use of org.apache.ignite.cache.query.ContinuousQuery in project ignite by apache.

the class IgniteClientReconnectContinuousProcessorTest method testCacheContinuousQueryReconnectNewServer.

/**
     * @throws Exception If failed.
     */
public void testCacheContinuousQueryReconnectNewServer() throws Exception {
    Ignite client = grid(serverCount());
    assertTrue(client.cluster().localNode().isClient());
    IgniteCache<Object, Object> clientCache = client.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME));
    CacheEventListener lsnr = new CacheEventListener();
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    qry.setAutoUnsubscribe(true);
    qry.setLocalListener(lsnr);
    QueryCursor<?> cur = clientCache.query(qry);
    continuousQueryReconnect(client, clientCache, lsnr);
    // Check new server registers listener for reconnected client.
    try (Ignite newSrv = startGrid(serverCount() + 1)) {
        awaitPartitionMapExchange();
        lsnr.latch = new CountDownLatch(10);
        IgniteCache<Object, Object> newSrvCache = newSrv.cache(DEFAULT_CACHE_NAME);
        for (Integer key : primaryKeys(newSrvCache, 10)) newSrvCache.put(key, key);
        assertTrue(lsnr.latch.await(5000, MILLISECONDS));
    }
    cur.close();
    // Check new server does not register listener for closed query.
    try (Ignite newSrv = startGrid(serverCount() + 1)) {
        awaitPartitionMapExchange();
        lsnr.latch = new CountDownLatch(5);
        IgniteCache<Object, Object> newSrvCache = newSrv.cache(DEFAULT_CACHE_NAME);
        for (Integer key : primaryKeys(newSrvCache, 5)) newSrvCache.put(key, key);
        assertFalse(lsnr.latch.await(3000, MILLISECONDS));
    }
}

Example 24 with ContinuousQuery

use of org.apache.ignite.cache.query.ContinuousQuery in project ignite by apache.

the class BinaryMetadataUpdatesFlowTest method startListening.

/**
     * @param idx Index.
     * @param deafClient Deaf client.
     * @param observedIds Observed ids.
     */
private void startListening(int idx, boolean deafClient, Set<Integer> observedIds) throws Exception {
    clientMode = true;
    ContinuousQuery qry = new ContinuousQuery();
    qry.setLocalListener(new CQListener(observedIds));
    if (deafClient) {
        applyDiscoveryHook = true;
        discoveryHook = new DiscoveryHook() {

            @Override
            public void handleDiscoveryMessage(DiscoverySpiCustomMessage msg) {
                DiscoveryCustomMessage customMsg = msg == null ? null : (DiscoveryCustomMessage) IgniteUtils.field(msg, "delegate");
                if (customMsg instanceof MetadataUpdateProposedMessage) {
                    if (((MetadataUpdateProposedMessage) customMsg).typeId() == BINARY_TYPE_ID)
                        GridTestUtils.setFieldValue(customMsg, "typeId", 1);
                } else if (customMsg instanceof MetadataUpdateAcceptedMessage) {
                    if (((MetadataUpdateAcceptedMessage) customMsg).typeId() == BINARY_TYPE_ID)
                        GridTestUtils.setFieldValue(customMsg, "typeId", 1);
                }
            }
        };
        IgniteEx client = startGrid(idx);
        client.cache(DEFAULT_CACHE_NAME).withKeepBinary().query(qry);
    } else {
        applyDiscoveryHook = false;
        IgniteEx client = startGrid(idx);
        client.cache(DEFAULT_CACHE_NAME).withKeepBinary().query(qry);
    }
}

Example 25 with ContinuousQuery

use of org.apache.ignite.cache.query.ContinuousQuery 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();
    }
}