Examples with Event org.apache.ignite.events.Event used on opensource projects

Example 71 with Event

use of org.apache.ignite.events.Event in project ignite by apache.

the class IgniteCacheClientNodePartitionsExchangeTest method testSkipPreload.

/**
     * @throws Exception If failed.
     */
public void testSkipPreload() throws Exception {
    Ignite ignite0 = startGrid(0);
    final CountDownLatch evtLatch0 = new CountDownLatch(1);
    ignite0.events().localListen(new IgnitePredicate<Event>() {

        @Override
        public boolean apply(Event evt) {
            log.info("Rebalance event: " + evt);
            evtLatch0.countDown();
            return true;
        }
    }, EventType.EVT_CACHE_REBALANCE_STARTED, EventType.EVT_CACHE_REBALANCE_STOPPED);
    client = true;
    Ignite ignite1 = startGrid(1);
    assertTrue(evtLatch0.await(1000, TimeUnit.MILLISECONDS));
    ignite1.close();
    assertTrue(evtLatch0.await(1000, TimeUnit.MILLISECONDS));
    ignite1 = startGrid(1);
    final CountDownLatch evtLatch1 = new CountDownLatch(1);
    ignite1.events().localListen(new IgnitePredicate<Event>() {

        @Override
        public boolean apply(Event evt) {
            log.info("Rebalance event: " + evt);
            evtLatch1.countDown();
            return true;
        }
    }, EventType.EVT_CACHE_REBALANCE_STARTED, EventType.EVT_CACHE_REBALANCE_STOPPED);
    assertTrue(evtLatch0.await(1000, TimeUnit.MILLISECONDS));
    client = false;
    startGrid(2);
    assertTrue(evtLatch0.await(1000, TimeUnit.MILLISECONDS));
    assertFalse(evtLatch1.await(1000, TimeUnit.MILLISECONDS));
}

Example 72 with Event

use of org.apache.ignite.events.Event in project ignite by apache.

the class GridCacheReplicatedPreloadStartStopEventsSelfTest method testStartStopEvents.

/**
     * @throws Exception If failed.
     */
public void testStartStopEvents() throws Exception {
    Ignite ignite = startGrid(0);
    final AtomicInteger preloadStartCnt = new AtomicInteger();
    final AtomicInteger preloadStopCnt = new AtomicInteger();
    ignite.events().localListen(new IgnitePredicate<Event>() {

        @Override
        public boolean apply(Event e) {
            if (e.type() == EVT_CACHE_REBALANCE_STARTED)
                preloadStartCnt.incrementAndGet();
            else if (e.type() == EVT_CACHE_REBALANCE_STOPPED)
                preloadStopCnt.incrementAndGet();
            else
                fail("Unexpected event type: " + e.type());
            return true;
        }
    }, EVT_CACHE_REBALANCE_STARTED, EVT_CACHE_REBALANCE_STOPPED);
    startGrid(1);
    startGrid(2);
    startGrid(3);
    assertTrue("Unexpected start count: " + preloadStartCnt.get(), preloadStartCnt.get() <= 1);
    assertTrue("Unexpected stop count: " + preloadStopCnt.get(), preloadStopCnt.get() <= 1);
}

Example 73 with Event

use of org.apache.ignite.events.Event in project ignite by apache.

the class GridEventConsumeSelfTest method testApi.

/**
     * @throws Exception If failed.
     */
public void testApi() throws Exception {
    try {
        grid(0).events().stopRemoteListen(null);
    } catch (NullPointerException ignored) {
    // No-op.
    }
    grid(0).events().stopRemoteListen(UUID.randomUUID());
    UUID consumeId = null;
    try {
        consumeId = grid(0).events().remoteListen(new P2<UUID, DiscoveryEvent>() {

            @Override
            public boolean apply(UUID uuid, DiscoveryEvent evt) {
                return false;
            }
        }, new P1<DiscoveryEvent>() {

            @Override
            public boolean apply(DiscoveryEvent e) {
                return false;
            }
        }, EVTS_DISCOVERY);
        assertNotNull(consumeId);
    } finally {
        grid(0).events().stopRemoteListen(consumeId);
    }
    try {
        consumeId = grid(0).events().remoteListen(new P2<UUID, DiscoveryEvent>() {

            @Override
            public boolean apply(UUID uuid, DiscoveryEvent evt) {
                return false;
            }
        }, new P1<DiscoveryEvent>() {

            @Override
            public boolean apply(DiscoveryEvent e) {
                return false;
            }
        });
        assertNotNull(consumeId);
    } finally {
        grid(0).events().stopRemoteListen(consumeId);
    }
    try {
        consumeId = grid(0).events().remoteListen(new P2<UUID, Event>() {

            @Override
            public boolean apply(UUID uuid, Event evt) {
                return false;
            }
        }, new P1<Event>() {

            @Override
            public boolean apply(Event e) {
                return false;
            }
        });
        assertNotNull(consumeId);
    } finally {
        grid(0).events().stopRemoteListen(consumeId);
    }
}

Example 74 with Event

use of org.apache.ignite.events.Event in project ignite by apache.

the class GridEventConsumeSelfTest method testStopLocalListenByCallback.

/**
     * @throws Exception If failed.
     */
public void testStopLocalListenByCallback() throws Exception {
    final AtomicInteger cnt = new AtomicInteger();
    final CountDownLatch latch = new CountDownLatch(1);
    grid(0).events().localListen(new P1<Event>() {

        @Override
        public boolean apply(Event evt) {
            info("Local event [" + evt.shortDisplay() + ']');
            assertEquals(EVT_JOB_STARTED, evt.type());
            cnt.incrementAndGet();
            latch.countDown();
            return false;
        }
    }, EVT_JOB_STARTED);
    compute(grid(0).cluster().forLocal()).run(F.noop());
    assert latch.await(2, SECONDS);
    assertEquals(1, cnt.get());
    compute(grid(0).cluster().forLocal()).run(F.noop());
    U.sleep(500);
    assertEquals(1, cnt.get());
}

Example 75 with Event

use of org.apache.ignite.events.Event in project ignite by apache.

the class GridEventConsumeSelfTest method testLocalNodeOnly.

/**
     * @throws Exception If failed.
     */
public void testLocalNodeOnly() throws Exception {
    final Collection<UUID> nodeIds = new HashSet<>();
    final AtomicInteger cnt = new AtomicInteger();
    final CountDownLatch latch = new CountDownLatch(1);
    UUID consumeId = events(grid(0).cluster().forLocal()).remoteListen(new P2<UUID, Event>() {

        @Override
        public boolean apply(UUID nodeId, Event evt) {
            info("Event from " + nodeId + " [" + evt.shortDisplay() + ']');
            assertEquals(EVT_JOB_STARTED, evt.type());
            nodeIds.add(nodeId);
            cnt.incrementAndGet();
            latch.countDown();
            return true;
        }
    }, null, EVT_JOB_STARTED);
    try {
        assertNotNull(consumeId);
        grid(0).compute().broadcast(F.noop());
        assert latch.await(2, SECONDS);
        assertEquals(1, nodeIds.size());
        assertEquals(1, cnt.get());
        assertEquals(grid(0).localNode().id(), F.first(nodeIds));
    } finally {
        grid(0).events().stopRemoteListen(consumeId);
    }
}