Examples with UnlockOperation com.hazelcast.internal.locksupport.operations.UnlockOperation used on opensource projects

Example 1 with UnlockOperation

use of com.hazelcast.internal.locksupport.operations.UnlockOperation in project hazelcast by hazelcast.

the class LockProxySupport method forceUnlock.

public void forceUnlock(NodeEngine nodeEngine, Data key) {
    UnlockOperation operation = new UnlockOperation(namespace, key, -1, true);
    InternalCompletableFuture<Number> f = invoke(nodeEngine, operation, key);
    f.joinInternal();
}

Example 2 with UnlockOperation

use of com.hazelcast.internal.locksupport.operations.UnlockOperation in project hazelcast by hazelcast.

the class LockProxySupport method unlock.

public void unlock(NodeEngine nodeEngine, Data key) {
    UnlockOperation operation = new UnlockOperation(namespace, key, getThreadId());
    InternalCompletableFuture<Number> f = invoke(nodeEngine, operation, key);
    f.joinInternal();
}

Example 3 with UnlockOperation

use of com.hazelcast.internal.locksupport.operations.UnlockOperation in project hazelcast by hazelcast.

the class LockSupportServiceImpl method cleanUpLock.

private void cleanUpLock(OperationService operationService, UUID uuid, int partitionId, LockStoreImpl lockStore) {
    Collection<LockResource> locks = lockStore.getLocks();
    for (LockResource lock : locks) {
        Data key = lock.getKey();
        if (uuid.equals(lock.getOwner()) && !lock.isTransactional()) {
            UnlockOperation op = createLockCleanupOperation(partitionId, lockStore.getNamespace(), key, uuid);
            // op will be executed on partition thread locally. Invocation is to handle retries.
            operationService.invokeOnTarget(SERVICE_NAME, op, nodeEngine.getThisAddress());
        }
    }
}

Example 4 with UnlockOperation

use of com.hazelcast.internal.locksupport.operations.UnlockOperation in project hazelcast by hazelcast.

the class LockSupportServiceImpl method createLockCleanupOperation.

private UnlockOperation createLockCleanupOperation(int partitionId, ObjectNamespace namespace, Data key, UUID uuid) {
    UnlockOperation op = new LocalLockCleanupOperation(namespace, key, uuid);
    op.setAsyncBackup(true);
    op.setNodeEngine(nodeEngine);
    op.setServiceName(SERVICE_NAME);
    op.setService(LockSupportServiceImpl.this);
    op.setPartitionId(partitionId);
    op.setValidateTarget(false);
    return op;
}

Example 5 with UnlockOperation

use of com.hazelcast.internal.locksupport.operations.UnlockOperation in project hazelcast by hazelcast.

the class Invocation_BlockingTest method sync_whenManyGettersAndLotsOfWaiting.

/**
 * Tests if the future on a blocking operation can be shared by multiple threads. This tests fails in 3.6 because
 * only 1 thread will be able to swap out CONTINUE_WAIT and all other threads will fail with an OperationTimeoutExcepyion
 */
@Test
public void sync_whenManyGettersAndLotsOfWaiting() throws Exception {
    int callTimeout = 10000;
    Config config = new Config().setProperty(OPERATION_CALL_TIMEOUT_MILLIS.getName(), "" + callTimeout);
    TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
    HazelcastInstance local = factory.newHazelcastInstance(config);
    HazelcastInstance remote = factory.newHazelcastInstance(config);
    NodeEngineImpl nodeEngine = getNodeEngineImpl(local);
    String key = generateKeyOwnedBy(remote);
    int partitionId = nodeEngine.getPartitionService().getPartitionId(key);
    // first we execute an operation that stall the partition
    OperationServiceImpl opService = nodeEngine.getOperationService();
    // first we are going to lock
    int otherThreadId = 1;
    LockOperation otherOp = new LockOperation(new DistributedObjectNamespace(SERVICE_NAME, key), nodeEngine.toData(key), otherThreadId, -1, -1);
    opService.createInvocationBuilder(null, otherOp, partitionId).setCallTimeout(callTimeout).invoke().join();
    // then we are going to send the invocation and share the future by many threads
    int thisThreadId = 2;
    LockOperation thisOp = new LockOperation(new DistributedObjectNamespace(SERVICE_NAME, key), nodeEngine.toData(key), thisThreadId, -1, -1);
    final InternalCompletableFuture<Object> future = opService.createInvocationBuilder(null, thisOp, partitionId).setCallTimeout(callTimeout).invoke();
    // now we are going to do a get on the future by a whole bunch of threads
    final List<Future> futures = new LinkedList<Future>();
    for (int k = 0; k < 10; k++) {
        futures.add(spawn(new Callable() {

            @Override
            public Object call() throws Exception {
                return future.join();
            }
        }));
    }
    // lets do a very long wait so that the heartbeat/retrying mechanism have kicked in.
    // the lock remains locked; so the threads calling future.get remain blocked
    sleepMillis(callTimeout * 5);
    // unlocking the lock
    UnlockOperation op = new UnlockOperation(new DistributedObjectNamespace(SERVICE_NAME, key), nodeEngine.toData(key), otherThreadId);
    opService.createInvocationBuilder(null, op, partitionId).setCallTimeout(callTimeout).invoke().join();
    // now the futures should all unblock
    for (Future f : futures) {
        assertEquals(Boolean.TRUE, f.get());
    }
}