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

Example 26 with ContinuousQuery

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

the class GridCacheContinuousQueryMultiNodesFilteringTest method testWithNodeFilter.

/**
     * @throws Exception If failed.
     */
public void testWithNodeFilter() throws Exception {
    List<QueryCursor> qryCursors = new ArrayList<>();
    final int nodesCnt = 3;
    startGridsMultiThreaded(nodesCnt);
    awaitPartitionMapExchange();
    CacheConfiguration ccfg = cacheConfiguration(new NodeFilterByRegexp(".*(0|1)$"));
    grid(0).createCache(ccfg);
    final AtomicInteger cntr = new AtomicInteger();
    final ConcurrentMap<ClusterNode, Set<Integer>> maps = new ConcurrentHashMap<>();
    final AtomicBoolean doubleNtfFail = new AtomicBoolean(false);
    CacheEntryUpdatedListener<Integer, Integer> lsnr = new CacheEntryUpdatedListener<Integer, Integer>() {

        @Override
        public void onUpdated(Iterable<CacheEntryEvent<? extends Integer, ? extends Integer>> evts) throws CacheEntryListenerException {
            for (CacheEntryEvent<? extends Integer, ? extends Integer> e : evts) {
                cntr.incrementAndGet();
                ClusterNode node = ((Ignite) e.getSource().unwrap(Ignite.class)).cluster().localNode();
                Set<Integer> set = maps.get(node);
                if (set == null) {
                    set = new ConcurrentSkipListSet<>();
                    Set<Integer> oldVal = maps.putIfAbsent(node, set);
                    set = oldVal != null ? oldVal : set;
                }
                if (!set.add(e.getValue()))
                    doubleNtfFail.set(false);
            }
        }
    };
    for (int i = 0; i < nodesCnt; i++) {
        ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
        qry.setLocalListener(lsnr);
        Ignite ignite = grid(i);
        log.info("Try to start CQ on node: " + ignite.cluster().localNode().id());
        qryCursors.add(ignite.cache(ccfg.getName()).query(qry));
        log.info("CQ started on node: " + ignite.cluster().localNode().id());
    }
    client = true;
    startGrid(nodesCnt);
    awaitPartitionMapExchange();
    ContinuousQuery<Integer, Integer> qry = new ContinuousQuery<>();
    qry.setLocalListener(lsnr);
    qryCursors.add(grid(nodesCnt).cache(ccfg.getName()).query(qry));
    for (int i = 0; i <= nodesCnt; i++) {
        for (int key = 0; key < KEYS; key++) {
            int val = (i * KEYS) + key;
            grid(i).cache(ccfg.getName()).put(val, val);
        }
    }
    assertTrue(GridTestUtils.waitForCondition(new PA() {

        @Override
        public boolean apply() {
            return cntr.get() >= 2 * (nodesCnt + 1) * KEYS;
        }
    }, 5000L));
    assertFalse("Got duplicate", doubleNtfFail.get());
    for (int i = 0; i < (nodesCnt + 1) * KEYS; i++) {
        for (Map.Entry<ClusterNode, Set<Integer>> e : maps.entrySet()) assertTrue("Lost event on node: " + e.getKey().id() + ", event: " + i, e.getValue().remove(i));
    }
    for (Map.Entry<ClusterNode, Set<Integer>> e : maps.entrySet()) assertTrue("Unexpected event on node: " + e.getKey(), e.getValue().isEmpty());
    assertEquals("Not expected count of CQ", nodesCnt + 1, qryCursors.size());
    for (QueryCursor cur : qryCursors) cur.close();
}

Example 27 with ContinuousQuery

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

the class IgniteCacheContinuousQueryClientReconnectTest method testReconnectClientAndLeftRouter.

/**
     * @throws Exception If failed.
     */
public void testReconnectClientAndLeftRouter() throws Exception {
    Ignite client = grid(serverCount());
    final Ignite srv = clientRouter(client);
    final String clnRouterName = srv.name();
    assertTrue(client.cluster().localNode().isClient());
    final CacheEventListener lsnr = new CacheEventListener();
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    qry.setLocalListener(lsnr);
    IgniteCache<Object, Object> clnCache = client.cache(DEFAULT_CACHE_NAME);
    QueryCursor<?> cur = clnCache.query(qry);
    int keyCnt = 100;
    lsnr.latch = new CountDownLatch(keyCnt);
    for (int key = 0; key < keyCnt; key++) clnCache.put(key, key);
    assertTrue("Failed to wait for event.", lsnr.latch.await(5, SECONDS));
    reconnectClientNode(client, srv, new Runnable() {

        @Override
        public void run() {
            stopGrid(clnRouterName);
        }
    });
    assertFalse("Client connected to the same server node.", clnRouterName.equals(clientRouter(client).name()));
    lsnr.latch = new CountDownLatch(keyCnt);
    for (int key = 0; key < keyCnt; key++) clnCache.put(key, key);
    assertTrue("Failed to wait for event.", lsnr.latch.await(5, SECONDS));
    cur.close();
}

Example 28 with ContinuousQuery

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

the class IgniteCacheContinuousQueryClientTest method testNodeJoinsRestartQuery.

/**
     * @throws Exception If failed.
     */
public void testNodeJoinsRestartQuery() throws Exception {
    startGrids(2);
    client = true;
    final int CLIENT_ID = 3;
    Ignite clientNode = startGrid(CLIENT_ID);
    client = false;
    for (int i = 0; i < 10; i++) {
        log.info("Start iteration: " + i);
        final CacheEventListener lsnr = new CacheEventListener();
        ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
        qry.setLocalListener(lsnr);
        QueryCursor<?> cur = clientNode.cache(DEFAULT_CACHE_NAME).query(qry);
        lsnr.latch = new CountDownLatch(1);
        Ignite joined1 = startGrid(4);
        IgniteCache<Object, Object> joinedCache1 = joined1.cache(DEFAULT_CACHE_NAME);
        joinedCache1.put(primaryKey(joinedCache1), 1);
        assertTrue("Failed to wait for event.", lsnr.latch.await(5, SECONDS));
        cur.close();
        lsnr.latch = new CountDownLatch(1);
        Ignite joined2 = startGrid(5);
        IgniteCache<Object, Object> joinedCache2 = joined2.cache(DEFAULT_CACHE_NAME);
        joinedCache2.put(primaryKey(joinedCache2), 2);
        assertFalse("Unexpected event received.", GridTestUtils.waitForCondition(new GridAbsPredicate() {

            @Override
            public boolean apply() {
                return 1 != lsnr.latch.getCount();
            }
        }, 1000));
        stopGrid(4);
        stopGrid(5);
    }
}

Example 29 with ContinuousQuery

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

the class IgniteCacheContinuousQueryClientTest method testServerNodeLeft.

/**
     * @throws Exception If failed.
     */
public void testServerNodeLeft() throws Exception {
    startGrids(3);
    client = true;
    final int CLIENT_ID = 3;
    Ignite clnNode = startGrid(CLIENT_ID);
    client = false;
    IgniteOutClosure<IgniteCache<Integer, Integer>> rndCache = new IgniteOutClosure<IgniteCache<Integer, Integer>>() {

        int cnt = 0;

        @Override
        public IgniteCache<Integer, Integer> apply() {
            ++cnt;
            return grid(CLIENT_ID).cache(DEFAULT_CACHE_NAME);
        }
    };
    final CacheEventListener lsnr = new CacheEventListener();
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    qry.setLocalListener(lsnr);
    QueryCursor<?> cur = clnNode.cache(DEFAULT_CACHE_NAME).query(qry);
    boolean first = true;
    int keyCnt = 1;
    for (int i = 0; i < 10; i++) {
        log.info("Start iteration: " + i);
        if (first)
            first = false;
        else {
            for (int srv = 0; srv < CLIENT_ID - 1; srv++) startGrid(srv);
        }
        lsnr.latch = new CountDownLatch(keyCnt);
        for (int key = 0; key < keyCnt; key++) rndCache.apply().put(key, key);
        assertTrue("Failed to wait for event. Left events: " + lsnr.latch.getCount(), lsnr.latch.await(10, SECONDS));
        for (int srv = 0; srv < CLIENT_ID - 1; srv++) stopGrid(srv);
    }
    tryClose(cur);
}

Example 30 with ContinuousQuery

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

the class IgniteCacheContinuousQueryClientTest method testNodeJoins.

/**
     * @throws Exception If failed.
     */
public void testNodeJoins() throws Exception {
    startGrids(2);
    client = true;
    final int CLIENT_ID = 3;
    Ignite clientNode = startGrid(CLIENT_ID);
    client = false;
    final CacheEventListener lsnr = new CacheEventListener();
    ContinuousQuery<Object, Object> qry = new ContinuousQuery<>();
    qry.setLocalListener(lsnr);
    QueryCursor<?> cur = clientNode.cache(DEFAULT_CACHE_NAME).query(qry);
    for (int i = 0; i < 10; i++) {
        log.info("Start iteration: " + i);
        lsnr.latch = new CountDownLatch(1);
        Ignite joined1 = startGrid(4);
        IgniteCache<Object, Object> joinedCache1 = joined1.cache(DEFAULT_CACHE_NAME);
        joinedCache1.put(primaryKey(joinedCache1), 1);
        assertTrue("Failed to wait for event.", lsnr.latch.await(5, SECONDS));
        lsnr.latch = new CountDownLatch(1);
        Ignite joined2 = startGrid(5);
        IgniteCache<Object, Object> joinedCache2 = joined2.cache(DEFAULT_CACHE_NAME);
        joinedCache2.put(primaryKey(joinedCache2), 2);
        assertTrue("Failed to wait for event.", lsnr.latch.await(5, SECONDS));
        stopGrid(4);
        stopGrid(5);
    }
    cur.close();
}