Examples of IQueue

com.hazelcast.core.IQueue
Concurrent, blocking, distributed, observable queue. @see BaseQueue @see java.util.Queue @see BlockingQueue @see TransactionalQueue @param < E>

Examples of com.hazelcast.core.IQueue

        final HazelcastInstance instance = Hazelcast.newHazelcastInstance(config);
        final HTTPCommunicator communicator = new HTTPCommunicator(instance);
        final String name = "testQueueSizeNotEmpty";
        final int num_items = 100;


        IQueue queue = instance.getQueue(name);


        for (int i = 0; i < num_items; i++) {
            queue.add(i);
        }


        Assert.assertEquals(queue.size(), communicator.size(name));
    }

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Examples of com.hazelcast.core.IQueue


    private List<Runnable> loadQOperations() {
        List<Runnable> operations = new ArrayList<Runnable>();
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.offer(new byte[100]);
            }
        }, 10);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                try {
                    q.offer(new byte[100], 10, TimeUnit.MILLISECONDS);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
            }
        }, 10);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.contains(new byte[100]);
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.isEmpty();
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.size();
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.remove(new byte[100]);
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.remainingCapacity();
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.poll();
            }
        }, 10);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                q.add(new byte[100]);
            }
        }, 10);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                try {
                    q.take();
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
            }
        }, 10);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                List list = new ArrayList();
                for (int i = 0; i < 10; i++) {
                    list.add(new byte[100]);
                }
                q.addAll(list);
            }
        }, 1);
        addOperation(operations, new Runnable() {
            public void run() {
                IQueue q = hazelcast.getQueue("myQ");
                List list = new ArrayList();
                q.drainTo(list);
            }
        }, 1);
        return operations;
    }

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Examples of com.hazelcast.core.IQueue

    @Test
    public void testQueue() throws Exception {
        String partitionKey = "hazelcast";
        HazelcastInstance hz = getHazelcastInstance(partitionKey);


        IQueue queue = hz.getQueue("queue@" + partitionKey);
        queue.add("");
        assertEquals("queue@" + partitionKey, queue.getName());
        assertEquals(partitionKey, queue.getPartitionKey());


        QueueService service = getNodeEngine(hz).getService(QueueService.SERVICE_NAME);
        assertTrue(service.containsQueue(queue.getName()));
    }

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Examples of com.hazelcast.core.IQueue

                return false;
            }
        }


        public void run() throws Exception {
            final IQueue q = ins.getQueue(name);
            for (int i=0; i < threadCount; i++){
                new Thread(){
                    public void run() {
                        while (running){
                            int random = rnd.nextInt(100);
                            if(random > 45){
                                if (q.offer("item")){
                                    totalOffer.incrementAndGet();
                                }
                            }
                            else {
                                if(q.poll() != null){
                                    totalPoll.incrementAndGet();
                                }
                            }
                        }
                        latch.countDown();
                    }
                }.start();
            }


            new Thread(){
                public void run() {
                    while (running){
                        int size = q.size();
                        if (size > limit){
                            System.out.println("cleaning a little size: " + size);
                            for (int i=0; i < limit/2; i++){
                                if(q.poll() != null){
                                    totalPoll.incrementAndGet();
                                }
                            }
                        }
                        else{

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Examples of com.hazelcast.core.IQueue

@Category(QuickTest.class)
public class QueueStatisticsTest extends AbstractQueueTest {


    @Test
    public void testItemCount() {
        IQueue queue = newQueue();
        int items = 20;
        for (int i = 0; i < items; i++) {
            queue.offer("item" + i);
        }
        LocalQueueStats stats = queue.getLocalQueueStats();
        assertEquals(20, stats.getOwnedItemCount());
        assertEquals(0, stats.getBackupItemCount());
    }

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Examples of com.hazelcast.core.IQueue

        assertEquals(0, stats.getBackupItemCount());
    }


    @Test
    public void testOfferOperationCount() throws InterruptedException {
        IQueue queue = newQueue();
        for (int i = 0; i < 10; i++) {
            queue.offer("item" + i);
        }
        for (int i = 0; i < 10; i++) {
            queue.add("item" + i);
        }
        for (int i = 0; i < 10; i++) {
            queue.put("item" + i);
        }


        final LocalQueueStats stats = queue.getLocalQueueStats();
        AssertTask task = new AssertTask() {
            @Override
            public void run() throws Exception {
                assertEquals(30, stats.getOfferOperationCount());
            }

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Examples of com.hazelcast.core.IQueue

        assertTrueEventually(task);
    }


    @Test
    public void testRejectedOfferOperationCount() {
        IQueue queue = newQueue_WithMaxSizeConfig(30);
        for (int i = 0; i < 30; i++) {
            queue.offer("item" + i);
        }


        for (int i = 0; i < 10; i++) {
            queue.offer("item" + i);
        }


        final LocalQueueStats stats = queue.getLocalQueueStats();
        AssertTask task = new AssertTask() {
            @Override
            public void run() throws Exception {
                assertEquals(10, stats.getRejectedOfferOperationCount());
            }

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Examples of com.hazelcast.core.IQueue

    }




    @Test
    public void testPollOperationCount() throws InterruptedException {
        IQueue queue = newQueue();
        for (int i = 0; i < 30; i++) {
            queue.offer("item" + i);
        }


        for (int i = 0; i < 10; i++) {
            queue.remove();
        }
        for (int i = 0; i < 10; i++) {
            queue.take();
        }
        for (int i = 0; i < 10; i++) {
            queue.poll();
        }




        final LocalQueueStats stats = queue.getLocalQueueStats();
        AssertTask task = new AssertTask() {
            @Override
            public void run() throws Exception {
                assertEquals(30, stats.getPollOperationCount());
            }

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Examples of com.hazelcast.core.IQueue

        assertTrueEventually(task);
    }


    @Test
    public void testEmptyPollOperationCount() {
        IQueue queue = newQueue();


        for (int i = 0; i < 10; i++) {
            queue.poll();
        }


        final LocalQueueStats stats = queue.getLocalQueueStats();
        AssertTask task = new AssertTask() {
            @Override
            public void run() throws Exception {
                assertEquals(10, stats.getEmptyPollOperationCount());
            }

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Examples of com.hazelcast.core.IQueue

        assertTrueEventually(task);
    }


    @Test
    public void testOtherOperationCount() {
        IQueue queue = newQueue();
        for (int i = 0; i < 30; i++) {
            queue.offer("item" + i);
        }
        ArrayList<String> list = new ArrayList<String>();
        queue.drainTo(list);
        queue.addAll(list);
        queue.removeAll(list);


        final LocalQueueStats stats = queue.getLocalQueueStats();
        AssertTask task = new AssertTask() {
            @Override
            public void run() throws Exception {
                assertEquals(3, stats.getOtherOperationsCount());
            }

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