Examples with NioNeoDbPersistenceSource org.neo4j.kernel.impl.nioneo.xa.NioNeoDbPersistenceSource used on opensource projects

Example 1 with NioNeoDbPersistenceSource

use of org.neo4j.kernel.impl.nioneo.xa.NioNeoDbPersistenceSource in project neo4j-mobile-android by neo4j-contrib.

the class GraphDbInstance method start.

/**
 * Starts Neo4j with default configuration
 * @param graphDb The graph database service.
 *
 * @param storeDir path to directory where Neo4j store is located
 * @param create if true a new Neo4j store will be created if no store exist
 *            at <CODE>storeDir</CODE>
 * @param configuration parameters
 * @throws StartupFailedException if unable to start
 */
public synchronized Map<Object, Object> start(GraphDatabaseService graphDb, KernelExtensionLoader kernelExtensionLoader) {
    if (started) {
        throw new IllegalStateException("Neo4j instance already started");
    }
    Map<Object, Object> params = config.getParams();
    boolean useMemoryMapped = Boolean.parseBoolean((String) config.getInputParams().get(Config.USE_MEMORY_MAPPED_BUFFERS));
    boolean dumpToConsole = Boolean.parseBoolean((String) config.getInputParams().get(Config.DUMP_CONFIGURATION));
    storeDir = FileUtils.fixSeparatorsInPath(storeDir);
    StringLogger logger = StringLogger.getLogger(storeDir);
    AutoConfigurator autoConfigurator = new AutoConfigurator(config.getContext(), storeDir, useMemoryMapped, dumpToConsole);
    autoConfigurator.configure(subset(config.getInputParams(), Config.USE_MEMORY_MAPPED_BUFFERS));
    // params.putAll( config.getInputParams() );
    String separator = System.getProperty("file.separator");
    String store = storeDir + separator + NeoStore.DEFAULT_NAME;
    params.put("store_dir", storeDir);
    params.put("neo_store", store);
    params.put("create", String.valueOf(create));
    String logicalLog = storeDir + separator + NeoStoreXaDataSource.LOGICAL_LOG_DEFAULT_NAME;
    params.put("logical_log", logicalLog);
    params.put(LockManager.class, config.getLockManager());
    params.put(LockReleaser.class, config.getLockReleaser());
    kernelExtensionLoader.configureKernelExtensions();
    config.getTxModule().registerDataSource(Config.DEFAULT_DATA_SOURCE_NAME, Config.NIO_NEO_DB_CLASS, NeoStoreXaDataSource.BRANCH_ID, params);
    // hack for lucene index recovery if in path
    if (!config.isReadOnly() || config.isBackupSlave()) {
        try {
            Class clazz = Class.forName(Config.LUCENE_DS_CLASS);
            cleanWriteLocksInLuceneDirectory(storeDir + File.separator + "lucene");
            byte[] luceneId = UTF8.encode("162373");
            registerLuceneDataSource("lucene", clazz.getName(), config.getTxModule(), storeDir + File.separator + "lucene", config.getLockManager(), luceneId, params);
        } catch (ClassNotFoundException e) {
        // ok index util not on class path
        } catch (NoClassDefFoundError err) {
        // ok index util not on class path
        }
        try {
            Class clazz = Class.forName(Config.LUCENE_FULLTEXT_DS_CLASS);
            cleanWriteLocksInLuceneDirectory(storeDir + File.separator + "lucene-fulltext");
            byte[] luceneId = UTF8.encode("262374");
            registerLuceneDataSource("lucene-fulltext", clazz.getName(), config.getTxModule(), storeDir + File.separator + "lucene-fulltext", config.getLockManager(), luceneId, params);
        } catch (ClassNotFoundException e) {
        // ok index util not on class path
        } catch (NoClassDefFoundError err) {
        // ok index util not on class path
        }
    }
    persistenceSource = new NioNeoDbPersistenceSource();
    config.setPersistenceSource(Config.DEFAULT_DATA_SOURCE_NAME, create);
    config.getIdGeneratorModule().setPersistenceSourceInstance(persistenceSource);
    config.getTxModule().init();
    config.getPersistenceModule().init();
    persistenceSource.init();
    config.getIdGeneratorModule().init();
    config.getGraphDbModule().init();
    kernelExtensionLoader.initializeIndexProviders();
    config.getTxModule().start();
    config.getPersistenceModule().start(config.getTxModule().getTxManager(), persistenceSource, config.getSyncHookFactory(), config.getLockReleaser());
    persistenceSource.start(config.getTxModule().getXaDataSourceManager());
    config.getIdGeneratorModule().start();
    config.getGraphDbModule().start(config.getLockReleaser(), config.getPersistenceModule().getPersistenceManager(), config.getRelationshipTypeCreator(), params);
    logger.logMessage("--- CONFIGURATION START ---");
    logger.logMessage(autoConfigurator.getNiceMemoryInformation());
    logger.logMessage("Kernel version: " + Version.getKernel());
    for (Version componentVersion : Service.load(Version.class)) {
        logger.logMessage(componentVersion.toString());
    }
    ActivityManager am = (ActivityManager) config.getContext().getSystemService(Context.ACTIVITY_SERVICE);
    logger.logMessage("Memory class: " + am.getMemoryClass());
    // NOTE AHS: in the Java version you get a lot of VM info here, but it's just logging.
    logger.logMessage("--- CONFIGURATION END ---");
    logger.flush();
    started = true;
    return Collections.unmodifiableMap(params);
}

Example 2 with NioNeoDbPersistenceSource

use of org.neo4j.kernel.impl.nioneo.xa.NioNeoDbPersistenceSource in project graphdb by neo4j-attic.

the class GraphDbInstance method start.

/**
 * Starts Neo4j with default configuration
 * @param graphDb The graph database service.
 *
 * @param storeDir path to directory where Neo4j store is located
 * @param create if true a new Neo4j store will be created if no store exist
 *            at <CODE>storeDir</CODE>
 * @param configuration parameters
 * @throws StartupFailedException if unable to start
 */
public synchronized Map<Object, Object> start(GraphDatabaseService graphDb, KernelExtensionLoader kernelExtensionLoader) {
    if (started) {
        throw new IllegalStateException("Neo4j instance already started");
    }
    Map<Object, Object> params = config.getParams();
    boolean useMemoryMapped = Boolean.parseBoolean((String) config.getInputParams().get(Config.USE_MEMORY_MAPPED_BUFFERS));
    boolean dumpToConsole = Boolean.parseBoolean((String) config.getInputParams().get(Config.DUMP_CONFIGURATION));
    storeDir = FileUtils.fixSeparatorsInPath(storeDir);
    StringLogger logger = StringLogger.getLogger(storeDir);
    AutoConfigurator autoConfigurator = new AutoConfigurator(storeDir, useMemoryMapped, dumpToConsole);
    autoConfigurator.configure(subset(config.getInputParams(), Config.USE_MEMORY_MAPPED_BUFFERS));
    // params.putAll( config.getInputParams() );
    String separator = System.getProperty("file.separator");
    String store = storeDir + separator + "neostore";
    params.put("store_dir", storeDir);
    params.put("neo_store", store);
    params.put("create", String.valueOf(create));
    String logicalLog = storeDir + separator + "nioneo_logical.log";
    params.put("logical_log", logicalLog);
    byte[] resourceId = UTF8.encode("414141");
    params.put(LockManager.class, config.getLockManager());
    params.put(LockReleaser.class, config.getLockReleaser());
    kernelExtensionLoader.configureKernelExtensions();
    config.getTxModule().registerDataSource(Config.DEFAULT_DATA_SOURCE_NAME, Config.NIO_NEO_DB_CLASS, resourceId, params);
    // hack for lucene index recovery if in path
    if (!config.isReadOnly() || config.isBackupSlave()) {
        try {
            Class clazz = Class.forName(Config.LUCENE_DS_CLASS);
            cleanWriteLocksInLuceneDirectory(storeDir + File.separator + "lucene");
            byte[] luceneId = UTF8.encode("162373");
            registerLuceneDataSource("lucene", clazz.getName(), config.getTxModule(), storeDir + File.separator + "lucene", config.getLockManager(), luceneId, params);
        } catch (ClassNotFoundException e) {
        // ok index util not on class path
        } catch (NoClassDefFoundError err) {
        // ok index util not on class path
        }
        try {
            Class clazz = Class.forName(Config.LUCENE_FULLTEXT_DS_CLASS);
            cleanWriteLocksInLuceneDirectory(storeDir + File.separator + "lucene-fulltext");
            byte[] luceneId = UTF8.encode("262374");
            registerLuceneDataSource("lucene-fulltext", clazz.getName(), config.getTxModule(), storeDir + File.separator + "lucene-fulltext", config.getLockManager(), luceneId, params);
        } catch (ClassNotFoundException e) {
        // ok index util not on class path
        } catch (NoClassDefFoundError err) {
        // ok index util not on class path
        }
    }
    persistenceSource = new NioNeoDbPersistenceSource();
    config.setPersistenceSource(Config.DEFAULT_DATA_SOURCE_NAME, create);
    config.getIdGeneratorModule().setPersistenceSourceInstance(persistenceSource);
    config.getTxModule().init();
    config.getPersistenceModule().init();
    persistenceSource.init();
    config.getIdGeneratorModule().init();
    config.getGraphDbModule().init();
    kernelExtensionLoader.initializeIndexProviders();
    config.getTxModule().start();
    config.getPersistenceModule().start(config.getTxModule().getTxManager(), persistenceSource, config.getSyncHookFactory());
    persistenceSource.start(config.getTxModule().getXaDataSourceManager());
    config.getIdGeneratorModule().start();
    config.getGraphDbModule().start(config.getLockReleaser(), config.getPersistenceModule().getPersistenceManager(), config.getRelationshipTypeCreator(), params);
    logger.logMessage("--- CONFIGURATION START ---");
    logger.logMessage(autoConfigurator.getNiceMemoryInformation());
    logger.logMessage("Kernel version: " + Version.getKernel());
    for (Version componentVersion : Service.load(Version.class)) {
        logger.logMessage(componentVersion.toString());
    }
    RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
    OperatingSystemMXBean os = ManagementFactory.getOperatingSystemMXBean();
    logger.logMessage(String.format("Operating System: %s; version: %s; arch: %s; cpus: %s", os.getName(), os.getVersion(), os.getArch(), os.getAvailableProcessors()));
    logger.logMessage("VM Name: " + runtime.getVmName());
    logger.logMessage("VM Vendor: " + runtime.getVmVendor());
    logger.logMessage("VM Version: " + runtime.getVmVersion());
    if (runtime.isBootClassPathSupported()) {
        logger.logMessage("Boot Class Path: " + runtime.getBootClassPath());
    }
    logger.logMessage("Class Path: " + runtime.getClassPath());
    logger.logMessage("Library Path: " + runtime.getLibraryPath());
    for (GarbageCollectorMXBean gcBean : ManagementFactory.getGarbageCollectorMXBeans()) {
        logger.logMessage("Garbage Collector: " + gcBean.getName() + ": " + Arrays.toString(gcBean.getMemoryPoolNames()));
    }
    logger.logMessage("VM Arguments: " + runtime.getInputArguments());
    logger.logMessage("");
    logConfiguration(params, logger, dumpToConsole);
    logger.logMessage("--- CONFIGURATION END ---");
    logger.flush();
    started = true;
    return Collections.unmodifiableMap(params);
}

Example 3 with NioNeoDbPersistenceSource

use of org.neo4j.kernel.impl.nioneo.xa.NioNeoDbPersistenceSource in project graphdb by neo4j-attic.

the class PersistenceManager method getReadOnlyResource.

private ResourceConnection getReadOnlyResource() {
    Transaction tx = this.getCurrentTransaction();
    ResourceConnection con = txConnectionMap.get(tx);
    if (con == null) {
        // resource and does not create a new object
        return ((NioNeoDbPersistenceSource) persistenceSource).createReadOnlyResourceConnection();
    }
    return con;
}