- 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());
- }
- }
- };
- }
-
- @Test
- public void testTransactionChainWithMultipleShards() throws Exception {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {
- {
- try (AbstractDataStore dataStore = setupAbstractDataStore(
- testParameter, "testTransactionChainWithMultipleShards", "cars-1", "people-1")) {
-
- final DOMStoreTransactionChain txChain = dataStore.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());
-
- final DOMStoreThreePhaseCommitCohort cohort1 = 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(carPath);
-
- final DOMStoreThreePhaseCommitCohort cohort3 = writeTx.ready();
-
- final ListenableFuture<Boolean> canCommit1 = cohort1.canCommit();
- final ListenableFuture<Boolean> canCommit2 = cohort2.canCommit();
-
- doCommit(canCommit1, cohort1);
- doCommit(canCommit2, cohort2);
- doCommit(cohort3);
-
- txChain.close();
-
- final DOMStoreReadTransaction readTx = dataStore.newReadOnlyTransaction();
-
- optional = readTx.read(carPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", false, optional.isPresent());
-
- optional = readTx.read(personPath).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("Data node", person, optional.get());
- }
- }
- };
- }
-
- @Test
- public void testCreateChainedTransactionsInQuickSuccession() throws Exception {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {
- {
- try (AbstractDataStore dataStore = setupAbstractDataStore(
- testParameter, "testCreateChainedTransactionsInQuickSuccession", "cars-1")) {
-
- final ConcurrentDOMDataBroker broker = new ConcurrentDOMDataBroker(
- ImmutableMap.<LogicalDatastoreType, DOMStore>builder()
- .put(LogicalDatastoreType.CONFIGURATION, dataStore).build(),
- MoreExecutors.directExecutor());
-
- final TransactionChainListener listener = Mockito.mock(TransactionChainListener.class);
- DOMTransactionChain txChain = broker.createTransactionChain(listener);
-
- final List<ListenableFuture<?>> futures = new ArrayList<>();
-
- final DOMDataTreeWriteTransaction writeTx = txChain.newWriteOnlyTransaction();
- writeTx.put(LogicalDatastoreType.CONFIGURATION, CarsModel.BASE_PATH, CarsModel.emptyContainer());
- writeTx.put(LogicalDatastoreType.CONFIGURATION, CarsModel.CAR_LIST_PATH, CarsModel.newCarMapNode());
- futures.add(writeTx.commit());
-
- int numCars = 100;
- for (int i = 0; i < numCars; i++) {
- final DOMDataTreeReadWriteTransaction rwTx = txChain.newReadWriteTransaction();
-
- rwTx.merge(LogicalDatastoreType.CONFIGURATION, CarsModel.newCarPath("car" + i),
- CarsModel.newCarEntry("car" + i, BigInteger.valueOf(20000)));
-
- futures.add(rwTx.commit());
- }
-
- for (final ListenableFuture<?> f : futures) {
- f.get(5, TimeUnit.SECONDS);
- }
-
- final Optional<NormalizedNode<?, ?>> optional = txChain.newReadOnlyTransaction()
- .read(LogicalDatastoreType.CONFIGURATION, CarsModel.CAR_LIST_PATH).get(5, TimeUnit.SECONDS);
- assertEquals("isPresent", true, optional.isPresent());
- assertEquals("# cars", numCars, ((Collection<?>) optional.get().getValue()).size());
-
- txChain.close();
-
- broker.close();
- }
- }
- };
- }
-
- @Test
- public void testCreateChainedTransactionAfterEmptyTxReadied() throws Exception {
- new IntegrationTestKit(getSystem(), datastoreContextBuilder) {
- {
- try (AbstractDataStore dataStore = setupAbstractDataStore(
- testParameter, "testCreateChainedTransactionAfterEmptyTxReadied", "test-1")) {
-
- final DOMStoreTransactionChain txChain = dataStore.createTransactionChain();
-
- final DOMStoreReadWriteTransaction rwTx1 = txChain.newReadWriteTransaction();
-
- rwTx1.ready();
-
- final DOMStoreReadWriteTransaction rwTx2 = txChain.newReadWriteTransaction();
-
- final Optional<NormalizedNode<?, ?>> optional = rwTx2.read(TestModel.TEST_PATH).get(
- 5, TimeUnit.SECONDS);
- assertEquals("isPresent", false, optional.isPresent());
-
- txChain.close();
- }