Examples with TransactionalTaskContext com.hazelcast.transaction.TransactionalTaskContext used on opensource projects

Example 36 with TransactionalTaskContext

use of com.hazelcast.transaction.TransactionalTaskContext in project hazelcast by hazelcast.

the class MapTransactionTest method testTxnBackupDies.

@Test
public void testTxnBackupDies() throws TransactionException, InterruptedException {
    Config config = getConfig();
    final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
    final HazelcastInstance h1 = factory.newHazelcastInstance(config);
    final HazelcastInstance h2 = factory.newHazelcastInstance(config);
    final String mapName = randomMapName();
    final IMap map = h1.getMap(mapName);
    final int size = 100;
    final CountDownLatch transactionCompletedLatch = new CountDownLatch(size + 1);
    final CountDownLatch thresholdReached = new CountDownLatch(1);
    Runnable runnable = new Runnable() {

        public void run() {
            try {
                final int oneThird = size / 3;
                final int threshold = new Random().nextInt(oneThird) + oneThird;
                h1.executeTransaction(options, new TransactionalTask<Boolean>() {

                    public Boolean execute(TransactionalTaskContext context) throws TransactionException {
                        final TransactionalMap<Object, Object> txMap = context.getMap(mapName);
                        for (int i = 0; i < size; i++) {
                            if (i == threshold) {
                                thresholdReached.countDown();
                            }
                            txMap.put(i, i);
                            sleepMillis(100);
                            transactionCompletedLatch.countDown();
                        }
                        return true;
                    }
                });
                fail();
            } catch (Exception ignored) {
            }
            transactionCompletedLatch.countDown();
        }
    };
    new Thread(runnable).start();
    assertOpenEventually(thresholdReached);
    terminateInstance(h2);
    assertOpenEventually(transactionCompletedLatch);
    for (int i = 0; i < size; i++) {
        assertNull(map.get(i));
    }
}

Example 37 with TransactionalTaskContext

use of com.hazelcast.transaction.TransactionalTaskContext in project hazelcast by hazelcast.

the class MapTransactionTest method testContainsKey.

@Test
public void testContainsKey() throws TransactionException {
    Config config = getConfig();
    final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
    final HazelcastInstance h1 = factory.newHazelcastInstance(config);
    final IMap<String, String> map = h1.getMap("default");
    map.put("1", "1");
    boolean b = h1.executeTransaction(options, new TransactionalTask<Boolean>() {

        public Boolean execute(TransactionalTaskContext context) throws TransactionException {
            final TransactionalMap<Object, Object> txMap = context.getMap("default");
            txMap.delete("1");
            assertEquals(false, txMap.containsKey("1"));
            assertEquals(true, map.containsKey("1"));
            return true;
        }
    });
    assertTrue(b);
}

Example 38 with TransactionalTaskContext

use of com.hazelcast.transaction.TransactionalTaskContext in project hazelcast by hazelcast.

the class MapTransactionTest method testValuesWithPredicate_removingExistentEntry.

@Test
public void testValuesWithPredicate_removingExistentEntry() throws TransactionException {
    final int nodeCount = 1;
    final String mapName = randomMapName("_testValuesWithPredicate_removingExistentEntry_");
    final Config config = getConfig();
    final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(nodeCount);
    final HazelcastInstance node = factory.newHazelcastInstance(config);
    final IMap map = node.getMap(mapName);
    final Employee emp = new Employee("name", 77, true, 10D);
    map.put(1, emp);
    node.executeTransaction(options, new TransactionalTask<Boolean>() {

        public Boolean execute(TransactionalTaskContext context) throws TransactionException {
            final TransactionalMap<Object, Object> txMap = context.getMap(mapName);
            txMap.remove(1);
            Collection<Object> coll = txMap.values(new SqlPredicate("age > 70 "));
            assertEquals(0, coll.size());
            return true;
        }
    });
    node.shutdown();
}

Example 39 with TransactionalTaskContext

use of com.hazelcast.transaction.TransactionalTaskContext in project hazelcast by hazelcast.

the class MapTransactionTest method testGet_LoadsKeyFromMapLoader_whenKeyDoesNotExistsInDb.

@Test
public void testGet_LoadsKeyFromMapLoader_whenKeyDoesNotExistsInDb() {
    final String mapName = randomMapName();
    final MapStoreAdapter mock = mock(MapStoreAdapter.class);
    when(mock.load(anyObject())).thenReturn(null);
    Config config = getConfig();
    MapStoreConfig storeConfig = new MapStoreConfig();
    storeConfig.setEnabled(true).setImplementation(mock);
    config.getMapConfig(mapName).setMapStoreConfig(storeConfig);
    HazelcastInstance instance = createHazelcastInstance(config);
    instance.executeTransaction(new TransactionalTask<Object>() {

        @Override
        public Object execute(TransactionalTaskContext context) throws TransactionException {
            TransactionalMap<Object, Object> map = context.getMap(mapName);
            Object value = map.get(1);
            assertNull("value should be null", value);
            verify(mock, times(1)).load(anyObject());
            return null;
        }
    });
}

Example 40 with TransactionalTaskContext

use of com.hazelcast.transaction.TransactionalTaskContext in project hazelcast by hazelcast.

the class MapTransactionTest method testGetForUpdate_ThenUpdate.

@Test
public void testGetForUpdate_ThenUpdate() throws TransactionException {
    Config config = getConfig();
    final TestHazelcastInstanceFactory factory = createHazelcastInstanceFactory(2);
    final HazelcastInstance h1 = factory.newHazelcastInstance(config);
    final HazelcastInstance h2 = factory.newHazelcastInstance(config);
    final IMap<String, String> map = h2.getMap("default");
    map.put("var", "value0");
    boolean b = h1.executeTransaction(options, new TransactionalTask<Boolean>() {

        public Boolean execute(TransactionalTaskContext context) throws TransactionException {
            try {
                final TransactionalMap<String, String> txMap = context.getMap("default");
                assertEquals("value0", txMap.getForUpdate("var"));
                assertEquals("value0", txMap.put("var", "value1"));
                assertEquals("value1", txMap.getForUpdate("var"));
                assertEquals("value1", txMap.get("var"));
            } catch (Exception e) {
            }
            return true;
        }
    });
}