Examples with QueueView org.apache.ignite.spi.systemview.view.datastructures.QueueView used on opensource projects

Example 1 with QueueView

use of org.apache.ignite.spi.systemview.view.datastructures.QueueView in project ignite by apache.

the class DataStructuresProcessor method registerSystemViews.

/**
 * Register system views.
 */
private void registerSystemViews() {
    ctx.systemView().registerView(SEQUENCES_VIEW, SEQUENCES_VIEW_DESC, new AtomicSequenceViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteAtomicSequence), AtomicSequenceView::new);
    ctx.systemView().registerView(LONGS_VIEW, LONGS_VIEW_DESC, new AtomicLongViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteAtomicLong), AtomicLongView::new);
    ctx.systemView().registerView(REFERENCES_VIEW, REFERENCES_VIEW_DESC, new AtomicReferenceViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteAtomicReference), AtomicReferenceView::new);
    ctx.systemView().registerView(STAMPED_VIEW, STAMPED_VIEW_DESC, new AtomicStampedViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteAtomicStamped), AtomicStampedView::new);
    ctx.systemView().registerView(LATCHES_VIEW, LATCHES_VIEW_DESC, new CountDownLatchViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteCountDownLatch), CountDownLatchView::new);
    ctx.systemView().registerView(SEMAPHORES_VIEW, SEMAPHORES_VIEW_DESC, new SemaphoreViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteSemaphore), SemaphoreView::new);
    ctx.systemView().registerView(LOCKS_VIEW, LOCKS_VIEW_DESC, new ReentrantLockViewWalker(), new PredicateCollectionView<>(dsMap.values(), v -> v instanceof IgniteLock), ReentrantLockView::new);
    ctx.systemView().registerInnerCollectionView(QUEUES_VIEW, QUEUES_VIEW_DESC, new QueueViewWalker(), new TransformCollectionView<>(ctx.cache().cacheDescriptors().values(), desc -> ctx.cache().cache(desc.cacheName()).context().dataStructures(), desc -> desc.cacheType() == CacheType.DATA_STRUCTURES), cctx -> cctx.queues().values(), (cctx, queue) -> new QueueView(queue));
    ctx.systemView().registerInnerCollectionView(SETS_VIEW, SETS_VIEW_DESC, new SetViewWalker(), F.viewReadOnly(ctx.cache().cacheDescriptors().values(), desc -> ctx.cache().cache(desc.cacheName()).context().dataStructures(), desc -> desc.cacheType() == CacheType.DATA_STRUCTURES), cctx -> cctx.sets().values(), (cctx, set) -> new SetView(set));
}

Example 2 with QueueView

use of org.apache.ignite.spi.systemview.view.datastructures.QueueView in project ignite by apache.

the class SystemViewSelfTest method testQueue.

/**
 */
@Test
public void testQueue() throws Exception {
    try (IgniteEx g0 = startGrid(0);
        IgniteEx g1 = startGrid(1)) {
        IgniteQueue<String> q0 = g0.queue("queue-1", 42, new CollectionConfiguration().setCollocated(true).setBackups(1).setGroupName("my-group"));
        IgniteQueue<?> q1 = g0.queue("queue-2", 0, new CollectionConfiguration());
        SystemView<QueueView> queues0 = g0.context().systemView().view(QUEUES_VIEW);
        SystemView<QueueView> queues1 = g1.context().systemView().view(QUEUES_VIEW);
        assertEquals(2, queues0.size());
        assertEquals(0, queues1.size());
        for (QueueView q : queues0) {
            if ("queue-1".equals(q.name())) {
                assertNotNull(q.id());
                assertEquals("queue-1", q.name());
                assertEquals(42, q.capacity());
                assertTrue(q.bounded());
                assertTrue(q.collocated());
                assertEquals("my-group", q.groupName());
                assertEquals(CU.cacheId("my-group"), q.groupId());
                assertFalse(q.removed());
                assertEquals(0, q.size());
                q0.add("first");
                assertEquals(1, q.size());
            } else {
                assertNotNull(q.id());
                assertEquals("queue-2", q.name());
                assertEquals(Integer.MAX_VALUE, q.capacity());
                assertFalse(q.bounded());
                assertFalse(q.collocated());
                assertEquals(DEFAULT_DS_GROUP_NAME, q.groupName());
                assertEquals(CU.cacheId(DEFAULT_DS_GROUP_NAME), q.groupId());
                assertFalse(q.removed());
                assertEquals(0, q.size());
                q1.close();
                assertTrue(waitForCondition(q::removed, getTestTimeout()));
            }
        }
        IgniteQueue<?> q2 = g1.queue("queue-1", 42, new CollectionConfiguration().setCollocated(true).setBackups(1).setGroupName("my-group"));
        assertEquals(1, queues1.size());
        QueueView q = queues1.iterator().next();
        assertNotNull(q.id());
        assertEquals("queue-1", q.name());
        assertEquals(42, q.capacity());
        assertTrue(q.bounded());
        assertTrue(q.collocated());
        assertEquals("my-group", q.groupName());
        assertEquals(CU.cacheId("my-group"), q.groupId());
        assertFalse(q.removed());
        assertEquals(1, q.size());
        q2.close();
        assertTrue(waitForCondition(q::removed, getTestTimeout()));
        assertEquals(0, queues0.size());
        assertEquals(0, queues1.size());
    }
}