Examples with ILock com.hazelcast.core.ILock used on opensource projects

Example 21 with ILock

use of com.hazelcast.core.ILock in project hazelcast by hazelcast.

the class ConditionAbstractTest method testSameConditionRetrievedMultipleTimesForSameLock.

@Test(timeout = 60000)
public void testSameConditionRetrievedMultipleTimesForSameLock() throws InterruptedException {
    ILock lock = callerInstance.getLock(newName());
    String name = newName();
    ICondition condition0 = lock.newCondition(name);
    ICondition condition1 = lock.newCondition(name);
    CountDownLatch allAwaited = new CountDownLatch(2);
    CountDownLatch allSignalled = new CountDownLatch(2);
    startThreadWaitingOnCondition(lock, condition0, allAwaited, allSignalled);
    startThreadWaitingOnCondition(lock, condition1, allAwaited, allSignalled);
    assertOpenEventually("All threads should have been reached await", allAwaited);
    signalAll(lock, condition0);
    assertOpenEventually("All threads should have been signalled", allSignalled);
}

Example 22 with ILock

use of com.hazelcast.core.ILock in project hazelcast by hazelcast.

the class ConditionAbstractTest method testMultipleConditionsForSameLock.

@Test(timeout = 60000)
public void testMultipleConditionsForSameLock() throws InterruptedException {
    ILock lock = callerInstance.getLock(newName());
    ICondition condition0 = lock.newCondition(newName());
    ICondition condition1 = lock.newCondition(newName());
    CountDownLatch allAwaited = new CountDownLatch(2);
    CountDownLatch allSignalled = new CountDownLatch(2);
    startThreadWaitingOnCondition(lock, condition0, allAwaited, allSignalled);
    startThreadWaitingOnCondition(lock, condition1, allAwaited, allSignalled);
    assertOpenEventually("All threads should have been reached await", allAwaited);
    signal(lock, condition0);
    signal(lock, condition1);
    assertOpenEventually("All threads should have been signalled", allSignalled);
}

Example 23 with ILock

use of com.hazelcast.core.ILock in project hazelcast by hazelcast.

the class ConditionAbstractTest method testSignalAllWithSingleWaiter.

@Test(timeout = 60000)
public void testSignalAllWithSingleWaiter() throws InterruptedException {
    String lockName = newName();
    String conditionName = newName();
    final ILock lock = callerInstance.getLock(lockName);
    final ICondition condition = lock.newCondition(conditionName);
    final AtomicInteger count = new AtomicInteger(0);
    final int k = 50;
    final CountDownLatch allAwaited = new CountDownLatch(k);
    final CountDownLatch allFinished = new CountDownLatch(k);
    for (int i = 0; i < k; i++) {
        new Thread(new Runnable() {

            public void run() {
                try {
                    lock.lock();
                    if (lock.isLockedByCurrentThread()) {
                        count.incrementAndGet();
                    }
                    allAwaited.countDown();
                    condition.await();
                    if (lock.isLockedByCurrentThread()) {
                        count.incrementAndGet();
                    }
                } catch (InterruptedException ignored) {
                } finally {
                    lock.unlock();
                    allFinished.countDown();
                }
            }
        }).start();
    }
    allAwaited.await(1, TimeUnit.MINUTES);
    assertUnlockedEventually(lock, THIRTY_SECONDS);
    // Make sure that all threads are waiting on condition await call
    Thread.sleep(3000);
    signalAll(lock, condition);
    allFinished.await(1, TimeUnit.MINUTES);
    assertEquals(k * 2, count.get());
}

Example 24 with ILock

use of com.hazelcast.core.ILock in project hazelcast by hazelcast.

the class ClientRegressionWithMockNetworkTest method testLock_WhenClientAndOwnerNodeDiesTogether.

private void testLock_WhenClientAndOwnerNodeDiesTogether(boolean smart) throws InterruptedException {
    hazelcastFactory.newHazelcastInstance();
    final ClientConfig clientConfig = new ClientConfig();
    clientConfig.getNetworkConfig().setSmartRouting(smart);
    final int tryCount = 5;
    for (int i = 0; i < tryCount; i++) {
        final HazelcastInstance instance = hazelcastFactory.newHazelcastInstance();
        final HazelcastInstance client = hazelcastFactory.newHazelcastClient(clientConfig);
        final ILock lock = client.getLock("lock");
        assertTrue(lock.tryLock(1, TimeUnit.MINUTES));
        //with client is dead, lock should be released.
        client.getLifecycleService().terminate();
        instance.getLifecycleService().terminate();
    }
}

Example 25 with ILock

use of com.hazelcast.core.ILock in project hazelcast by hazelcast.

the class LegacyClientConditionTest method testDestroyLockWhenOtherWaitingOnConditionAwait.

@Test(expected = DistributedObjectDestroyedException.class)
public void testDestroyLockWhenOtherWaitingOnConditionAwait() {
    final ILock lock = client.getLock("testDestroyLockWhenOtherWaitingOnConditionAwait");
    final ICondition condition = lock.newCondition("condition");
    final CountDownLatch latch = new CountDownLatch(1);
    new Thread(new Runnable() {

        public void run() {
            try {
                latch.await(30, TimeUnit.SECONDS);
                Thread.sleep(5000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            lock.destroy();
        }
    }).start();
    lock.lock();
    try {
        latch.countDown();
        condition.await();
    } catch (InterruptedException e) {
    }
    lock.unlock();
}