Examples with StoreFactory org.neo4j.kernel.impl.store.StoreFactory used on opensource projects

Example 1 with StoreFactory

use of org.neo4j.kernel.impl.store.StoreFactory in project neo4j by neo4j.

the class GraphStoreFixture method directStoreAccess.

public DirectStoreAccess directStoreAccess() {
    if (directStoreAccess == null) {
        fileSystem = new DefaultFileSystemAbstraction();
        PageCache pageCache = getPageCache(fileSystem);
        LogProvider logProvider = NullLogProvider.getInstance();
        StoreFactory storeFactory = new StoreFactory(directory, pageCache, fileSystem, logProvider);
        neoStore = storeFactory.openAllNeoStores();
        StoreAccess nativeStores;
        if (keepStatistics) {
            AccessStatistics accessStatistics = new AccessStatistics();
            statistics = new VerboseStatistics(accessStatistics, new DefaultCounts(defaultConsistencyCheckThreadsNumber()), NullLog.getInstance());
            nativeStores = new AccessStatsKeepingStoreAccess(neoStore, accessStatistics);
        } else {
            statistics = Statistics.NONE;
            nativeStores = new StoreAccess(neoStore);
        }
        nativeStores.initialize();
        Config config = Config.empty();
        OperationalMode operationalMode = OperationalMode.single;
        IndexStoreView indexStoreView = new NeoStoreIndexStoreView(LockService.NO_LOCK_SERVICE, nativeStores.getRawNeoStores());
        Dependencies dependencies = new Dependencies();
        dependencies.satisfyDependencies(Config.defaults(), fileSystem, new SimpleLogService(logProvider, logProvider), indexStoreView, pageCache);
        KernelContext kernelContext = new SimpleKernelContext(directory, UNKNOWN, dependencies);
        LabelScanStore labelScanStore = startLabelScanStore(config, dependencies, kernelContext);
        directStoreAccess = new DirectStoreAccess(nativeStores, labelScanStore, createIndexes(fileSystem, config, operationalMode));
    }
    return directStoreAccess;
}

Example 2 with StoreFactory

use of org.neo4j.kernel.impl.store.StoreFactory in project neo4j by neo4j.

the class DumpStoreChain method dump.

void dump(File storeDir) throws IOException {
    try (DefaultFileSystemAbstraction fs = new DefaultFileSystemAbstraction();
        PageCache pageCache = createPageCache(fs)) {
        DefaultIdGeneratorFactory idGeneratorFactory = new DefaultIdGeneratorFactory(fs);
        Config config = Config.defaults();
        StoreFactory storeFactory = new StoreFactory(storeDir, config, idGeneratorFactory, pageCache, fs, logProvider());
        try (NeoStores neoStores = storeFactory.openNeoStores(getStoreTypes())) {
            RecordStore<RECORD> store = store(neoStores);
            RECORD record = store.newRecord();
            for (long next = first; next != -1; ) {
                store.getRecord(next, record, RecordLoad.FORCE);
                System.out.println(record);
                next = next(record);
            }
        }
    }
}

Example 3 with StoreFactory

use of org.neo4j.kernel.impl.store.StoreFactory in project neo4j by neo4j.

the class RsdrMain method main.

public static void main(String[] args) throws IOException {
    try (FileSystemAbstraction fileSystem = new DefaultFileSystemAbstraction()) {
        console.printf("Neo4j Raw Store Diagnostics Reader%n");
        if (args.length != 1 || !fileSystem.isDirectory(new File(args[0]))) {
            console.printf("Usage: rsdr <store directory>%n");
            return;
        }
        File storedir = new File(args[0]);
        Config config = buildConfig();
        try (PageCache pageCache = createPageCache(fileSystem, config)) {
            File neoStore = new File(storedir, MetaDataStore.DEFAULT_NAME);
            StoreFactory factory = openStore(fileSystem, neoStore, config, pageCache);
            NeoStores neoStores = factory.openAllNeoStores();
            interact(fileSystem, neoStores);
        }
    }
}

Example 4 with StoreFactory

use of org.neo4j.kernel.impl.store.StoreFactory in project neo4j by neo4j.

the class DumpCountsStore method dumpCountsStore.

public static void dumpCountsStore(FileSystemAbstraction fs, File path, PrintStream out) throws IOException {
    try (PageCache pages = createPageCache(fs);
        Lifespan life = new Lifespan()) {
        if (fs.isDirectory(path)) {
            StoreFactory factory = new StoreFactory(path, pages, fs, NullLogProvider.getInstance());
            NeoStores neoStores = factory.openAllNeoStores();
            SchemaStorage schemaStorage = new SchemaStorage(neoStores.getSchemaStore());
            neoStores.getCounts().accept(new DumpCountsStore(out, neoStores, schemaStorage));
        } else {
            VisitableCountsTracker tracker = new VisitableCountsTracker(NullLogProvider.getInstance(), fs, pages, Config.empty(), path);
            if (fs.fileExists(path)) {
                tracker.visitFile(path, new DumpCountsStore(out));
            } else {
                life.add(tracker).accept(new DumpCountsStore(out));
            }
        }
    }
}

Example 5 with StoreFactory

use of org.neo4j.kernel.impl.store.StoreFactory in project neo4j by neo4j.

the class OnDiskLastTxIdGetterTest method lastTransactionIdIsBaseTxIdWhileNeoStoresAreStopped.

@Test
public void lastTransactionIdIsBaseTxIdWhileNeoStoresAreStopped() {
    final StoreFactory storeFactory = new StoreFactory(new File("store"), pageCacheRule.getPageCache(fs.get()), fs.get(), NullLogProvider.getInstance());
    final NeoStores neoStores = storeFactory.openAllNeoStores(true);
    neoStores.close();
    LongSupplier supplier = () -> neoStores.getMetaDataStore().getLastCommittedTransactionId();
    OnDiskLastTxIdGetter diskLastTxIdGetter = new OnDiskLastTxIdGetter(supplier);
    assertEquals(TransactionIdStore.BASE_TX_ID, diskLastTxIdGetter.getLastTxId());
}