Examples with TransactionHooks org.neo4j.kernel.impl.api.TransactionHooks used on opensource projects

Example 1 with TransactionHooks

use of org.neo4j.kernel.impl.api.TransactionHooks in project neo4j by neo4j.

the class NeoStoreDataSource method buildKernel.

private NeoStoreKernelModule buildKernel(TransactionAppender appender, IndexingService indexingService, StoreReadLayer storeLayer, UpdateableSchemaState updateableSchemaState, LabelScanStore labelScanStore, StorageEngine storageEngine, IndexConfigStore indexConfigStore, TransactionIdStore transactionIdStore, AvailabilityGuard availabilityGuard, Clock clock, PropertyAccessor propertyAccessor) throws KernelException, IOException {
    TransactionCommitProcess transactionCommitProcess = commitProcessFactory.create(appender, storageEngine, config);
    /*
         * This is used by legacy indexes and constraint indexes whenever a transaction is to be spawned
         * from within an existing transaction. It smells, and we should look over alternatives when time permits.
         */
    Supplier<KernelAPI> kernelProvider = () -> kernelModule.kernelAPI();
    boolean releaseSchemaLockWhenBuildingConstratinIndexes = config.get(GraphDatabaseSettings.release_schema_lock_while_building_constraint);
    ConstraintIndexCreator constraintIndexCreator = new ConstraintIndexCreator(kernelProvider, indexingService, propertyAccessor, releaseSchemaLockWhenBuildingConstratinIndexes);
    LegacyIndexStore legacyIndexStore = new LegacyIndexStore(config, indexConfigStore, kernelProvider, legacyIndexProviderLookup);
    StatementOperationContainer statementOperationContainer = dependencies.satisfyDependency(buildStatementOperations(storeLayer, autoIndexing, constraintIndexCreator, updateableSchemaState, guard, legacyIndexStore));
    TransactionHooks hooks = new TransactionHooks();
    KernelTransactions kernelTransactions = life.add(new KernelTransactions(statementLocksFactory, constraintIndexCreator, statementOperationContainer, schemaWriteGuard, transactionHeaderInformationFactory, transactionCommitProcess, indexConfigStore, legacyIndexProviderLookup, hooks, transactionMonitor, availabilityGuard, tracers, storageEngine, procedures, transactionIdStore, clock, accessCapability));
    final Kernel kernel = new Kernel(kernelTransactions, hooks, databaseHealth, transactionMonitor, procedures, config);
    kernel.registerTransactionHook(transactionEventHandlers);
    final NeoStoreFileListing fileListing = new NeoStoreFileListing(storeDir, labelScanStore, indexingService, legacyIndexProviderLookup, storageEngine);
    return new NeoStoreKernelModule(transactionCommitProcess, kernel, kernelTransactions, fileListing);
}

Example 2 with TransactionHooks

use of org.neo4j.kernel.impl.api.TransactionHooks in project neo4j by neo4j.

the class KernelTransactionFactory method kernelTransactionWithInternals.

static Instances kernelTransactionWithInternals(SecurityContext securityContext) {
    TransactionHeaderInformation headerInformation = new TransactionHeaderInformation(-1, -1, new byte[0]);
    TransactionHeaderInformationFactory headerInformationFactory = mock(TransactionHeaderInformationFactory.class);
    when(headerInformationFactory.create()).thenReturn(headerInformation);
    StorageEngine storageEngine = mock(StorageEngine.class);
    StoreReadLayer storeReadLayer = mock(StoreReadLayer.class);
    StorageStatement storageStatement = mock(StorageStatement.class);
    when(storeReadLayer.newStatement()).thenReturn(storageStatement);
    when(storageEngine.storeReadLayer()).thenReturn(storeReadLayer);
    KernelTransactionImplementation transaction = new KernelTransactionImplementation(mock(StatementOperationContainer.class), mock(SchemaWriteGuard.class), new TransactionHooks(), mock(ConstraintIndexCreator.class), new Procedures(), headerInformationFactory, mock(TransactionRepresentationCommitProcess.class), mock(TransactionMonitor.class), mock(Supplier.class), mock(Pool.class), Clocks.systemClock(), NULL, LockTracer.NONE, PageCursorTracerSupplier.NULL, storageEngine, new CanWrite());
    StatementLocks statementLocks = new SimpleStatementLocks(new NoOpClient());
    transaction.initialize(0, 0, statementLocks, KernelTransaction.Type.implicit, securityContext, 0L);
    return new Instances(transaction, storageEngine, storeReadLayer, storageStatement);
}