Package com.hazelcast.core

Examples of com.hazelcast.core.IQueue

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        assertTrueEventually(task);
    }

    @Test
    public void testAge() {
        IQueue queue = newQueue();
        queue.offer("maxAgeItem");
        queue.offer("minAgeItem");

        LocalQueueStats stats = queue.getLocalQueueStats();
        long maxAge = stats.getMaxAge();
        long minAge = stats.getMinAge();
        long testAge = (maxAge + minAge) / 2;
        long avgAge = stats.getAvgAge();
        assertEquals(testAge, avgAge);
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        assertEquals(testAge, avgAge);
    }

    @Test
    public void testEventOperationCount() {
        IQueue queue = newQueue();
        TestListener listener = new TestListener(30);
        queue.addItemListener(listener, true);
        for (int i = 0; i < 30; i++) {
            queue.offer("item" + i);
        }
        for (int i = 0; i < 30; i++) {
            queue.poll();
        }
        LocalQueueStats stats = queue.getLocalQueueStats();
        assertOpenEventually(listener.addedLatch);
        assertOpenEventually(listener.removedLatch);
        assertEquals(60, stats.getEventOperationCount());
    }
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        System.err.println("starting threads");
        for (int i=0; i < threadCount; i++){
            new Thread(){
                public void run() {
                    while (true){
                        IQueue q = queues[rnd.nextInt(queueCount)];
                        int random = rnd.nextInt(100);
                        if(random > 65){
                            q.poll();
                            totalPoll.incrementAndGet();
                        }
                        else if(random > 30){
                            q.offer("item");
                            totalOffer.incrementAndGet();
                        }
                        else {
                            q.peek();
                            totalPeek.incrementAndGet();
                        }
                    }
                }
            }.start();
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    @Test
    public void testTransactionalOfferPoll() {
        final String item = "offered";
        final String queueName = randomString();
        final IQueue queue = client.getQueue(queueName);

        final TransactionContext context = client.newTransactionContext();
        context.beginTransaction();
        TransactionalQueue txnQueue = context.getQueue(queueName);
        txnQueue.offer(item);
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    @Test
    public void testQueueSizeAfterTxnOfferPoll() {
        final String item = "offered";
        final String queueName = randomString();
        final IQueue queue = client.getQueue(queueName);

        final TransactionContext context = client.newTransactionContext();
        context.beginTransaction();
        TransactionalQueue txnQueue = context.getQueue(queueName);
        txnQueue.offer(item);
        txnQueue.poll();
        context.commitTransaction();

        assertEquals(0, queue.size());
    }
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    @Test
    public void testTransactionalQueueGetsOfferedItems_whenBlockedOnPoll() throws InterruptedException{
        final String item = "offered1";
        final String queueName = randomString();
        final IQueue queue1 = client.getQueue(queueName);

        final CountDownLatch justBeforeBlocked = new CountDownLatch(1);

        new Thread() {
            public void run() {
                try {
                    justBeforeBlocked.await();
                    sleepSeconds(1);
                    queue1.offer(item);
                } catch (InterruptedException e) {
                    fail("failed"+e);
                }
            }
        }.start();
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    @Test
    public void testTransactionalPeek() {
        final String item = "offered";
        final String queunName = randomString();
        final IQueue queue = client.getQueue(queunName);

        final TransactionContext context = client.newTransactionContext();
        context.beginTransaction();
        TransactionalQueue txnQueue = context.getQueue(queunName);
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    }

    @Test
    public void testTransactionalOfferRoleBack() {
        final String name = randomString();
        final IQueue queue = client.getQueue(name);

        final TransactionContext context = client.newTransactionContext();
        context.beginTransaction();
        TransactionalQueue<String> qTxn = context.getQueue(name);
        qTxn.offer("ITEM");
        context.rollbackTransaction();

        assertEquals(0, queue.size());
    }
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    @Test
    public void testTransactionalQueueSize() {
        final String item = "offered";
        final String name = randomString();
        final IQueue queue = client.getQueue(name);

        queue.offer(item);

        final TransactionContext context = client.newTransactionContext();
        context.beginTransaction();
        TransactionalQueue<String> txnQueue = context.getQueue(name);
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        final QueueConfig queueConfig = config.getQueueConfig(name);
        final DummyListener dummyListener = new DummyListener();
        final ItemListenerConfig itemListenerConfig = new ItemListenerConfig(dummyListener, true);
        queueConfig.addItemListenerConfig(itemListenerConfig);
        final HazelcastInstance instance = createHazelcastInstance(config);
        final IQueue queue = instance.getQueue(name);
        queue.offer("item");
        queue.poll();
        assertTrue(dummyListener.latch.await(10, TimeUnit.SECONDS));
    }
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Related Classes of com.hazelcast.core.IQueue

  • com.hazelcast.ascii.RestTest
  • com.hazelcast.client.impl.client.txn.ClientTxnQueueTest
  • com.hazelcast.core.standalone.AllTest
  • com.hazelcast.examples.AllTest
  • com.hazelcast.management.TimedMemberStateFactory
  • com.hazelcast.partition.PartitionControlledIdTest
  • com.hazelcast.queue.ClusterQueueTest
  • com.hazelcast.queue.LongRunningQueueTest$Server
  • com.hazelcast.queue.QueueClientRequestTest
  • com.hazelcast.queue.QueueListenerTest
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