Examples with DOMStoreTransactionChain org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain used on opensource projects

Example 1 with DOMStoreTransactionChain

use of org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain in project controller by opendaylight.

the class DistributedDataStoreIntegrationTest method testTransactionChainWithSingleShard.

@Test
@SuppressWarnings("checkstyle:IllegalCatch")
public void testTransactionChainWithSingleShard() throws Exception {
    new IntegrationTestKit(getSystem(), datastoreContextBuilder) {

        {
            try (AbstractDataStore dataStore = setupAbstractDataStore(testParameter, "testTransactionChainWithSingleShard", "test-1")) {
                // 1. Create a Tx chain and write-only Tx
                final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
                final DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
                assertNotNull("newWriteOnlyTransaction returned null", writeTx);
                // 2. Write some data
                final NormalizedNode<?, ?> testNode = ImmutableNodes.containerNode(TestModel.TEST_QNAME);
                writeTx.write(TestModel.TEST_PATH, testNode);
                // 3. Ready the Tx for commit
                final DOMStoreThreePhaseCommitCohort cohort1 = writeTx.ready();
                // 4. Commit the Tx on another thread that first waits for
                // the second read Tx.
                final CountDownLatch continueCommit1 = new CountDownLatch(1);
                final CountDownLatch commit1Done = new CountDownLatch(1);
                final AtomicReference<Exception> commit1Error = new AtomicReference<>();
                new Thread(() -> {
                    try {
                        continueCommit1.await();
                        doCommit(cohort1);
                    } catch (Exception e) {
                        commit1Error.set(e);
                    } finally {
                        commit1Done.countDown();
                    }
                }).start();
                // 5. Create a new read Tx from the chain to read and verify
                // the data from the first
                // Tx is visible after being readied.
                DOMStoreReadTransaction readTx = txChain.newReadOnlyTransaction();
                Optional<NormalizedNode<?, ?>> optional = readTx.read(TestModel.TEST_PATH).get(5, TimeUnit.SECONDS);
                assertEquals("isPresent", true, optional.isPresent());
                assertEquals("Data node", testNode, optional.get());
                // 6. Create a new RW Tx from the chain, write more data,
                // and ready it
                final DOMStoreReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
                final MapNode outerNode = ImmutableNodes.mapNodeBuilder(TestModel.OUTER_LIST_QNAME).build();
                rwTx.write(TestModel.OUTER_LIST_PATH, outerNode);
                final DOMStoreThreePhaseCommitCohort cohort2 = rwTx.ready();
                // 7. Create a new read Tx from the chain to read the data
                // from the last RW Tx to
                // verify it is visible.
                readTx = txChain.newReadWriteTransaction();
                optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
                assertEquals("isPresent", true, optional.isPresent());
                assertEquals("Data node", outerNode, optional.get());
                // 8. Wait for the 2 commits to complete and close the
                // chain.
                continueCommit1.countDown();
                Uninterruptibles.awaitUninterruptibly(commit1Done, 5, TimeUnit.SECONDS);
                if (commit1Error.get() != null) {
                    throw commit1Error.get();
                }
                doCommit(cohort2);
                txChain.close();
                // 9. Create a new read Tx from the data store and verify
                // committed data.
                readTx = dataStore.newReadOnlyTransaction();
                optional = readTx.read(TestModel.OUTER_LIST_PATH).get(5, TimeUnit.SECONDS);
                assertEquals("isPresent", true, optional.isPresent());
                assertEquals("Data node", outerNode, optional.get());
            }
        }
    };
}

Example 2 with DOMStoreTransactionChain

use of org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain in project controller by opendaylight.

the class DistributedDataStoreIntegrationTest method testCreateChainedTransactionWhenPreviousNotReady.

@Test
public void testCreateChainedTransactionWhenPreviousNotReady() throws Exception {
    new IntegrationTestKit(getSystem(), datastoreContextBuilder) {

        {
            try (AbstractDataStore dataStore = setupAbstractDataStore(testParameter, "testCreateChainedTransactionWhenPreviousNotReady", "test-1")) {
                final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
                final DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
                assertNotNull("newWriteOnlyTransaction returned null", writeTx);
                writeTx.write(TestModel.TEST_PATH, ImmutableNodes.containerNode(TestModel.TEST_QNAME));
                // Try to create another Tx of each type - each should fail
                // b/c the previous Tx wasn't
                // readied.
                assertExceptionOnTxChainCreates(txChain, IllegalStateException.class);
            }
        }
    };
}

Example 3 with DOMStoreTransactionChain

use of org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain in project controller by opendaylight.

the class DistributedDataStoreIntegrationTest method testSingleTransactionsWritesInQuickSuccession.

@Test
public void testSingleTransactionsWritesInQuickSuccession() throws Exception {
    new IntegrationTestKit(getSystem(), datastoreContextBuilder) {

        {
            try (AbstractDataStore dataStore = setupAbstractDataStore(testParameter, "testSingleTransactionsWritesInQuickSuccession", "cars-1")) {
                final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
                DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
                writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
                writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
                doCommit(writeTx.ready());
                writeTx = txChain.newWriteOnlyTransaction();
                int numCars = 5;
                for (int i = 0; i < numCars; i++) {
                    writeTx.write(CarsModel.newCarPath("car" + i), CarsModel.newCarEntry("car" + i, BigInteger.valueOf(20000)));
                }
                doCommit(writeTx.ready());
                final Optional<NormalizedNode<?, ?>> optional = txChain.newReadOnlyTransaction().read(CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS);
                assertEquals("isPresent", true, optional.isPresent());
                assertEquals("# cars", numCars, ((Collection<?>) optional.get().getValue()).size());
            }
        }
    };
}

Example 4 with DOMStoreTransactionChain

use of org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain in project controller by opendaylight.

the class DistributedDataStoreIntegrationTest method testCreateChainedTransactionAfterClose.

@Test
public void testCreateChainedTransactionAfterClose() throws Exception {
    new IntegrationTestKit(getSystem(), datastoreContextBuilder) {

        {
            try (AbstractDataStore dataStore = setupAbstractDataStore(testParameter, "testCreateChainedTransactionAfterClose", "test-1")) {
                final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
                txChain.close();
                // Try to create another Tx of each type - should fail b/c
                // the previous Tx was closed.
                assertExceptionOnTxChainCreates(txChain, TransactionChainClosedException.class);
            }
        }
    };
}

Example 5 with DOMStoreTransactionChain

use of org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain in project controller by opendaylight.

the class DistributedDataStoreRemotingIntegrationTest method testTransactionChainWithMultipleShards.

@Test
public void testTransactionChainWithMultipleShards() throws Exception {
    initDatastoresWithCarsAndPeople("testTransactionChainWithMultipleShards");
    final DOMStoreTransactionChain txChain = followerDistributedDataStore.createTransactionChain();
    DOMStoreWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
    assertNotNull("newWriteOnlyTransaction returned null", writeTx);
    writeTx.write(CarsModel.BASE_PATH, CarsModel.emptyContainer());
    writeTx.write(PeopleModel.BASE_PATH, PeopleModel.emptyContainer());
    writeTx.write(CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
    writeTx.write(PeopleModel.PERSON_LIST_PATH, PeopleModel.newPersonMapNode());
    followerTestKit.doCommit(writeTx.ready());
    final DOMStoreReadWriteTransaction readWriteTx = txChain.newReadWriteTransaction();
    final MapEntryNode car = CarsModel.newCarEntry("optima", BigInteger.valueOf(20000));
    final YangInstanceIdentifier carPath = CarsModel.newCarPath("optima");
    readWriteTx.write(carPath, car);
    final MapEntryNode person = PeopleModel.newPersonEntry("jack");
    final YangInstanceIdentifier personPath = PeopleModel.newPersonPath("jack");
    readWriteTx.merge(personPath, person);
    Optional<NormalizedNode<?, ?>> optional = readWriteTx.read(carPath).get(5, TimeUnit.SECONDS);
    assertEquals("isPresent", true, optional.isPresent());
    assertEquals("Data node", car, optional.get());
    optional = readWriteTx.read(personPath).get(5, TimeUnit.SECONDS);
    assertEquals("isPresent", true, optional.isPresent());
    assertEquals("Data node", person, optional.get());
    final DOMStoreThreePhaseCommitCohort cohort2 = readWriteTx.ready();
    writeTx = txChain.newWriteOnlyTransaction();
    writeTx.delete(personPath);
    final DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready();
    followerTestKit.doCommit(cohort2);
    followerTestKit.doCommit(cohort3);
    txChain.close();
    final DOMStoreReadTransaction readTx = followerDistributedDataStore.newReadOnlyTransaction();
    verifyCars(readTx, car);
    optional = readTx.read(personPath).get(5, TimeUnit.SECONDS);
    assertEquals("isPresent", false, optional.isPresent());
}