Package com.hazelcast.transaction

Examples of com.hazelcast.transaction.TransactionContext

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    public <T> T executeTransaction(TransactionalTask<T> task) throws TransactionException {
        return executeTransaction(TransactionOptions.getDefault(), task);
    }

    public <T> T executeTransaction(TransactionOptions options, TransactionalTask<T> task) throws TransactionException {
        final TransactionContext context = newTransactionContext(options);
        context.beginTransaction();
        try {
            final T value = task.execute(context);
            context.commitTransaction();
            return value;
        } catch (Throwable e) {
            context.rollbackTransaction();
            if (e instanceof TransactionException) {
                throw (TransactionException) e;
            }
            if (e.getCause() instanceof TransactionException) {
                throw (TransactionException) e.getCause();
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        qConfig.setQueueStoreConfig(queueStoreConfig);

        HazelcastInstance instance = createHazelcastInstance(config);

        for (int i = 0; i < 10; i++) {
            TransactionContext context = instance.newTransactionContext();
            context.beginTransaction();

            TransactionalQueue<String> queue = context.getQueue("test");
            String queue_data = queue.poll();
            assertNotNull(queue_data);
            context.commitTransaction();
        }
    }
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    }

    @Override
    protected Object innerCall() throws Exception {
        ClientEndpoint endpoint = getEndpoint();
        TransactionContext transactionContext = endpoint.getTransactionContext(txnId);
        Transaction transaction = TransactionAccessor.getTransaction(transactionContext);
        transaction.prepare();
        return null;
    }
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        try {
            IQueue<String> q = hz.getQueue(name);
            for (int i = 0; i < 1000; i++) {
                String id = q.poll();
                if (id != null) {
                    TransactionContext tx = hz.newTransactionContext();
                    try {
                        tx.beginTransaction();
                        TransactionalMultiMap<Object, Object> multiMap = tx.getMultiMap(name);
                        Collection<Object> values = multiMap.get(id);
                        assertFalse(values.isEmpty());
                        multiMap.remove(id);
                        tx.commitTransaction();
                    } catch (TransactionException e) {
                        tx.rollbackTransaction();
                        e.printStackTrace();
                    }
                } else {
                    LockSupport.parkNanos(100);
                }
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        try {
            IQueue<String> q = hz.getQueue(name);
            for (int i = 0; i < 1000; i++) {
                String id = q.poll();
                if (id != null) {
                    TransactionContext tx = hz.newTransactionContext();
                    try {
                        tx.beginTransaction();
                        TransactionalMultiMap<Object, Object> multiMap = tx.getMultiMap(name);
                        assertEquals(1, multiMap.valueCount(id));
                        multiMap.remove(id);
                        tx.commitTransaction();
                    } catch (TransactionException e) {
                        tx.rollbackTransaction();
                        e.printStackTrace();
                    }
                } else {
                    LockSupport.parkNanos(100);
                }
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        final String setName = randomString();
        final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        final HazelcastInstance instance = factory.newInstances()[0];
        final ISet<String> set = instance.getSet(setName);

        final TransactionContext context = instance.newTransactionContext();
        context.beginTransaction();
        final TransactionalSet<Object> txnSet = context.getSet(setName);
        assertTrue(txnSet.add(ELEMENT));
        assertEquals(1, txnSet.size());
        context.commitTransaction();
        assertEquals(1, set.size());
    }
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        final String setName = randomString();
        final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        final HazelcastInstance instance = factory.newInstances()[0];
        final ISet<String> set = instance.getSet(setName);

        final TransactionContext context = instance.newTransactionContext();
        context.beginTransaction();
        final TransactionalSet<Object> txnSet = context.getSet(setName);
        txnSet.add(ELEMENT);
        context.commitTransaction();
        assertEquals(1, set.size());
    }
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        final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        final HazelcastInstance instance = factory.newInstances()[0];
        final ISet<String> set = instance.getSet(setName);
        set.add(ELEMENT);

        final TransactionContext context = instance.newTransactionContext();
        context.beginTransaction();
        final TransactionalSet<Object> txnSet = context.getSet(setName);
        assertTrue(txnSet.remove(ELEMENT));
        assertFalse(txnSet.remove("NOT_THERE"));
        context.commitTransaction();
        assertEquals(0, set.size());

    }
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        final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        final HazelcastInstance instance = factory.newInstances()[0];
        final ISet<String> set = instance.getSet(setName);
        set.add(ELEMENT);

        final TransactionContext context = instance.newTransactionContext();
        context.beginTransaction();
        final TransactionalSet<Object> txnSet = context.getSet(setName);
        txnSet.remove(ELEMENT);
        context.commitTransaction();
        assertEquals(0, set.size());
    }
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    public void testAddDuplicateElement_withinTxn() throws Exception {
        final String setName = randomString();
        final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
        final HazelcastInstance instance = factory.newInstances()[0];

        final TransactionContext context = instance.newTransactionContext();
        context.beginTransaction();
        final TransactionalSet<Object> txnSet = context.getSet(setName);
        assertTrue(txnSet.add(ELEMENT));
        assertFalse(txnSet.add(ELEMENT));
        context.commitTransaction();
        assertEquals(1, instance.getSet(setName).size());
    }
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Related Classes of com.hazelcast.transaction.TransactionContext

  • com.hazelcast.client.ClientEndpoint
  • com.hazelcast.client.impl.client.txn.ClientTransactionManager
  • com.hazelcast.client.impl.client.txn.ClientTxnListTest
  • com.hazelcast.client.impl.client.txn.ClientTxnMapTest
  • com.hazelcast.client.impl.client.txn.ClientTxnMultiMapTest
  • com.hazelcast.client.impl.client.txn.ClientTxnQueueTest
  • com.hazelcast.client.impl.client.txn.ClientTxnSetTest
  • com.hazelcast.client.impl.client.txn.ClientTxnTest
  • com.hazelcast.client.impl.client.txn.ClientXaTest
  • com.hazelcast.client.impl.ClientEndpointImpl
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