Examples with ConflictingModificationAppliedException org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException used on opensource projects

Example 1 with ConflictingModificationAppliedException

use of org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException in project controller by opendaylight.

the class LegacyDOMDataBrokerAdapterTest method testWriteOnlyTransaction.

@Test
public void testWriteOnlyTransaction() throws Exception {
    // Test successful write operations and submit
    DOMDataWriteTransaction tx = adapter.newWriteOnlyTransaction();
    tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
    verify(mockWriteTx).write(TestModel.TEST_PATH, dataNode);
    tx.merge(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
    verify(mockWriteTx).merge(TestModel.TEST_PATH, dataNode);
    tx.delete(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH);
    verify(mockWriteTx).delete(TestModel.TEST_PATH);
    CheckedFuture<Void, TransactionCommitFailedException> submitFuture = tx.submit();
    submitFuture.get(5, TimeUnit.SECONDS);
    InOrder inOrder = inOrder(mockCommitCohort);
    inOrder.verify(mockCommitCohort).canCommit();
    inOrder.verify(mockCommitCohort).preCommit();
    inOrder.verify(mockCommitCohort).commit();
    // Test cancel
    tx = adapter.newWriteOnlyTransaction();
    tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
    tx.cancel();
    verify(mockWriteTx).close();
    // Test submit with OptimisticLockFailedException
    String errorMsg = "mock OptimisticLockFailedException";
    Throwable cause = new ConflictingModificationAppliedException(TestModel.TEST_PATH, "mock");
    doReturn(Futures.immediateFailedFuture(new org.opendaylight.mdsal.common.api.OptimisticLockFailedException(errorMsg, cause))).when(mockCommitCohort).canCommit();
    try {
        tx = adapter.newWriteOnlyTransaction();
        tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
        submitFuture = tx.submit();
        submitFuture.checkedGet(5, TimeUnit.SECONDS);
        fail("Expected OptimisticLockFailedException");
    } catch (OptimisticLockFailedException e) {
        assertEquals("getMessage", errorMsg, e.getMessage());
        assertEquals("getCause", cause, e.getCause());
    }
    // Test submit with TransactionCommitFailedException
    errorMsg = "mock TransactionCommitFailedException";
    cause = new DataValidationFailedException(TestModel.TEST_PATH, "mock");
    doReturn(Futures.immediateFailedFuture(new org.opendaylight.mdsal.common.api.TransactionCommitFailedException(errorMsg, cause))).when(mockCommitCohort).canCommit();
    try {
        tx = adapter.newWriteOnlyTransaction();
        tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
        submitFuture = tx.submit();
        submitFuture.checkedGet(5, TimeUnit.SECONDS);
        fail("Expected TransactionCommitFailedException");
    } catch (TransactionCommitFailedException e) {
        assertEquals("getMessage", errorMsg, e.getMessage());
        assertEquals("getCause", cause, e.getCause());
    }
    // Test submit with DataStoreUnavailableException
    errorMsg = "mock NoShardLeaderException";
    cause = new NoShardLeaderException("mock");
    doReturn(Futures.immediateFailedFuture(cause)).when(mockCommitCohort).canCommit();
    try {
        tx = adapter.newWriteOnlyTransaction();
        tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
        submitFuture = tx.submit();
        submitFuture.checkedGet(5, TimeUnit.SECONDS);
        fail("Expected TransactionCommitFailedException");
    } catch (TransactionCommitFailedException e) {
        assertEquals("getCause type", DataStoreUnavailableException.class, e.getCause().getClass());
        assertEquals("Root cause", cause, e.getCause().getCause());
    }
    // Test submit with RuntimeException
    errorMsg = "mock RuntimeException";
    cause = new RuntimeException(errorMsg);
    doReturn(Futures.immediateFailedFuture(cause)).when(mockCommitCohort).canCommit();
    try {
        tx = adapter.newWriteOnlyTransaction();
        tx.put(LogicalDatastoreType.CONFIGURATION, TestModel.TEST_PATH, dataNode);
        submitFuture = tx.submit();
        submitFuture.checkedGet(5, TimeUnit.SECONDS);
        fail("Expected TransactionCommitFailedException");
    } catch (TransactionCommitFailedException e) {
        assertEquals("getCause", cause, e.getCause());
    }
}

Example 2 with ConflictingModificationAppliedException

use of org.opendaylight.yangtools.yang.data.api.schema.tree.ConflictingModificationAppliedException in project controller by opendaylight.

the class ShardDataTree method processNextPendingTransaction.

@SuppressWarnings("checkstyle:IllegalCatch")
private void processNextPendingTransaction() {
    ++currentTransactionBatch;
    if (currentTransactionBatch > MAX_TRANSACTION_BATCH) {
        LOG.debug("{}: Already processed {}, scheduling continuation", logContext, currentTransactionBatch);
        shard.scheduleNextPendingTransaction();
        return;
    }
    processNextPending(pendingTransactions, State.CAN_COMMIT_PENDING, entry -> {
        final SimpleShardDataTreeCohort cohort = entry.cohort;
        final DataTreeModification modification = cohort.getDataTreeModification();
        LOG.debug("{}: Validating transaction {}", logContext, cohort.getIdentifier());
        Exception cause;
        try {
            tip.validate(modification);
            LOG.debug("{}: Transaction {} validated", logContext, cohort.getIdentifier());
            cohort.successfulCanCommit();
            entry.lastAccess = readTime();
            return;
        } catch (ConflictingModificationAppliedException e) {
            LOG.warn("{}: Store Tx {}: Conflicting modification for path {}.", logContext, cohort.getIdentifier(), e.getPath());
            cause = new OptimisticLockFailedException("Optimistic lock failed.", e);
        } catch (DataValidationFailedException e) {
            LOG.warn("{}: Store Tx {}: Data validation failed for path {}.", logContext, cohort.getIdentifier(), e.getPath(), e);
            // For debugging purposes, allow dumping of the modification. Coupled with the above
            // precondition log, it should allow us to understand what went on.
            LOG.debug("{}: Store Tx {}: modifications: {} tree: {}", cohort.getIdentifier(), modification, dataTree);
            cause = new TransactionCommitFailedException("Data did not pass validation.", e);
        } catch (Exception e) {
            LOG.warn("{}: Unexpected failure in validation phase", logContext, e);
            cause = e;
        }
        // Failure path: propagate the failure, remove the transaction from the queue and loop to the next one
        pendingTransactions.poll().cohort.failedCanCommit(cause);
    });
}