Examples with Dependencies org.neo4j.kernel.impl.util.Dependencies used on opensource projects

Example 6 with Dependencies

use of org.neo4j.kernel.impl.util.Dependencies in project neo4j by neo4j.

the class KernelExtensionsTest method shouldConsultUnsatisfiedDependencyHandler.

@Test
public void shouldConsultUnsatisfiedDependencyHandler() throws Exception {
    // GIVEN
    KernelContext context = mock(KernelContext.class);
    UnsatisfiedDependencyStrategy handler = mock(UnsatisfiedDependencyStrategy.class);
    // that hasn't got anything.
    Dependencies dependencies = new Dependencies();
    TestingExtensionFactory extensionFactory = new TestingExtensionFactory();
    KernelExtensions extensions = new KernelExtensions(context, extensions(extensionFactory), dependencies, handler);
    // WHEN
    LifeSupport life = new LifeSupport();
    life.add(extensions);
    try {
        life.start();
        // THEN
        verify(handler).handle(eq(extensionFactory), any(UnsatisfiedDependencyException.class));
    } finally {
        life.shutdown();
    }
}

Example 7 with Dependencies

use of org.neo4j.kernel.impl.util.Dependencies in project neo4j by neo4j.

the class QueryEngineProviderTest method shouldPickTheOneAndOnlyQueryEngineAvailable.

@Test
public void shouldPickTheOneAndOnlyQueryEngineAvailable() throws Throwable {
    // Given
    QueryEngineProvider provider = mock(QueryEngineProvider.class);
    when(provider.enginePriority()).thenReturn(1);
    Dependencies deps = new Dependencies();
    GraphDatabaseAPI graphAPI = mock(GraphDatabaseAPI.class);
    QueryExecutionEngine executionEngine = mock(QueryExecutionEngine.class);
    when(provider.createEngine(any(), any())).thenReturn(executionEngine);
    // When
    Iterable<QueryEngineProvider> providers = Iterables.asIterable(provider);
    QueryExecutionEngine engine = QueryEngineProvider.initialize(deps, graphAPI, providers);
    // Then
    assertSame(executionEngine, engine);
}

Example 8 with Dependencies

use of org.neo4j.kernel.impl.util.Dependencies in project neo4j by neo4j.

the class CsvOutputTest method setup.

@Before
public void setup() {
    File storeDir = directory.directory();
    kernelContext = new SimpleKernelContext(storeDir, DatabaseInfo.UNKNOWN, new Dependencies());
}

Example 9 with Dependencies

use of org.neo4j.kernel.impl.util.Dependencies in project neo4j by neo4j.

the class IndexWorkSyncTransactionApplicationStressIT method shouldApplyIndexUpdatesInWorkSyncedBatches.

@Test
public void shouldApplyIndexUpdatesInWorkSyncedBatches() throws Exception {
    // GIVEN
    long duration = parseTimeMillis.apply(System.getProperty(getClass().getName() + ".duration", "2s"));
    int numThreads = Integer.getInteger(getClass().getName() + ".numThreads", Runtime.getRuntime().availableProcessors());
    RecordStorageEngine storageEngine = storageEngineRule.getWith(fileSystemRule.get(), pageCacheRule.getPageCache(fileSystemRule.get())).storeDirectory(directory.directory()).indexProvider(new InMemoryIndexProvider()).build();
    storageEngine.apply(tx(asList(createIndexRule(InMemoryIndexProviderFactory.PROVIDER_DESCRIPTOR, 1, SchemaBoundary.map(descriptor)))), TransactionApplicationMode.EXTERNAL);
    Dependencies dependencies = new Dependencies();
    storageEngine.satisfyDependencies(dependencies);
    IndexProxy index = dependencies.resolveDependency(IndexingService.class).getIndexProxy(descriptor);
    awaitOnline(index);
    // WHEN
    Workers<Worker> workers = new Workers<>(getClass().getSimpleName());
    final AtomicBoolean end = new AtomicBoolean();
    for (int i = 0; i < numThreads; i++) {
        workers.start(new Worker(i, end, storageEngine, 10, index));
    }
    // let the threads hammer the storage engine for some time
    Thread.sleep(duration);
    end.set(true);
    // THEN (assertions as part of the workers applying transactions)
    workers.awaitAndThrowOnError(RuntimeException.class);
}

Example 10 with Dependencies

use of org.neo4j.kernel.impl.util.Dependencies in project neo4j by neo4j.

the class SwitchToSlaveBranchThenCopyTest method newSwitchToSlaveSpy.

@SuppressWarnings("unchecked")
private SwitchToSlaveBranchThenCopy newSwitchToSlaveSpy(PageCache pageCacheMock, StoreCopyClient storeCopyClient) throws IOException {
    ClusterMembers clusterMembers = mock(ClusterMembers.class);
    ClusterMember master = mock(ClusterMember.class);
    when(master.getStoreId()).thenReturn(storeId);
    when(master.getHARole()).thenReturn(HighAvailabilityModeSwitcher.MASTER);
    when(master.hasRole(eq(HighAvailabilityModeSwitcher.MASTER))).thenReturn(true);
    when(master.getInstanceId()).thenReturn(new InstanceId(1));
    when(clusterMembers.getMembers()).thenReturn(singletonList(master));
    Dependencies resolver = new Dependencies();
    resolver.satisfyDependencies(requestContextFactory, clusterMembers, mock(TransactionObligationFulfiller.class), mock(OnlineBackupKernelExtension.class), mock(IndexConfigStore.class), mock(TransactionCommittingResponseUnpacker.class), mock(DataSourceManager.class), mock(StoreLockerLifecycleAdapter.class), mock(FileSystemWatcherService.class));
    NeoStoreDataSource dataSource = mock(NeoStoreDataSource.class);
    when(dataSource.getStoreId()).thenReturn(storeId);
    TransactionStats transactionCounters = mock(TransactionStats.class);
    when(transactionCounters.getNumberOfActiveTransactions()).thenReturn(0L);
    Response<HandshakeResult> response = mock(Response.class);
    when(response.response()).thenReturn(new HandshakeResult(42, 2));
    when(masterClient.handshake(anyLong(), any(StoreId.class))).thenReturn(response);
    when(masterClient.getProtocolVersion()).thenReturn(MasterClient320.PROTOCOL_VERSION);
    TransactionIdStore transactionIdStoreMock = mock(TransactionIdStore.class);
    // note that the checksum (the second member of the array) is the same as the one in the handshake mock above
    when(transactionIdStoreMock.getLastCommittedTransaction()).thenReturn(new TransactionId(42, 42, 42));
    MasterClientResolver masterClientResolver = mock(MasterClientResolver.class);
    when(masterClientResolver.instantiate(anyString(), anyInt(), anyString(), any(Monitors.class), any(StoreId.class), any(LifeSupport.class))).thenReturn(masterClient);
    return spy(new SwitchToSlaveBranchThenCopy(new File(""), NullLogService.getInstance(), configMock(), resolver, mock(HaIdGeneratorFactory.class), mock(DelegateInvocationHandler.class), mock(ClusterMemberAvailability.class), requestContextFactory, pullerFactory, masterClientResolver, mock(SwitchToSlave.Monitor.class), storeCopyClient, Suppliers.singleton(dataSource), Suppliers.singleton(transactionIdStoreMock), slave -> {
        SlaveServer server = mock(SlaveServer.class);
        InetSocketAddress inetSocketAddress = InetSocketAddress.createUnresolved("localhost", 42);
        when(server.getSocketAddress()).thenReturn(inetSocketAddress);
        return server;
    }, updatePuller, pageCacheMock, mock(Monitors.class), transactionCounters));
}