Examples with SerializingStore voldemort.store.serialized.SerializingStore used on opensource projects

Example 1 with SerializingStore

use of voldemort.store.serialized.SerializingStore in project voldemort by voldemort.

the class StorageEnginePerformanceTest method main.

public static void main(String[] args) throws Exception {
    try {
        OptionParser parser = new OptionParser();
        parser.accepts("help", "print usage information");
        parser.accepts("requests", "[REQUIRED] number of requests to execute").withRequiredArg().ofType(Integer.class);
        parser.accepts("num-values", "[REQUIRED] number of values in the store").withRequiredArg().ofType(Integer.class);
        parser.accepts("data-dir", "Data directory for storage data").withRequiredArg().describedAs("directory");
        parser.accepts("threads", "number of threads").withRequiredArg().ofType(Integer.class);
        parser.accepts("storage-configuration-class", "[REQUIRED] class of the storage engine configuration to use [e.g. voldemort.store.bdb.BdbStorageConfiguration]").withRequiredArg().describedAs("class_name");
        parser.accepts("props", "Properties file with configuration for the engine").withRequiredArg().describedAs("config.properties");
        parser.accepts("value-size", "The size of the values in the store").withRequiredArg().describedAs("size").ofType(Integer.class);
        parser.accepts("cache-width", "Percentage of requests to save as possible re-requests").withRequiredArg().describedAs("width").ofType(Integer.class);
        parser.accepts("cache-hit-ratio", "Percentage of requests coming from the last cache-width requests").withRequiredArg().describedAs("ratio").ofType(Double.class);
        parser.accepts("clean-up", "Delete data directory when done.");
        OptionSet options = parser.parse(args);
        if (options.has("help")) {
            parser.printHelpOn(System.out);
            System.exit(0);
        }
        CmdUtils.croakIfMissing(parser, options, "requests");
        final int numThreads = CmdUtils.valueOf(options, "threads", 10);
        final int numRequests = (Integer) options.valueOf("requests");
        final int numValues = (Integer) options.valueOf("num-values");
        final int valueSize = CmdUtils.valueOf(options, "value-size", 1024);
        final int cacheWidth = CmdUtils.valueOf(options, "cache-width", 100000);
        final double cacheHitRatio = CmdUtils.valueOf(options, "cache-hit-ratio", 0.5);
        final String propsFile = (String) options.valueOf("props");
        final boolean cleanUp = options.has("clean-up");
        final String storageEngineClass = CmdUtils.valueOf(options, "storage-configuration-class", BdbStorageConfiguration.class.getName()).trim();
        File dataDir = null;
        if (options.has("data-dir"))
            dataDir = new File((String) options.valueOf("data-dir"));
        else
            dataDir = TestUtils.createTempDir();
        System.out.println("Data dir: " + dataDir);
        // create the storage engine
        Props props = new Props();
        if (propsFile != null)
            props = new Props(new File(propsFile));
        props.put("node.id", 0);
        props.put("data.directory", dataDir.getAbsolutePath());
        props.put("voldemort.home", System.getProperty("user.dir"));
        VoldemortConfig config = new VoldemortConfig(props);
        StorageConfiguration storageConfig = (StorageConfiguration) ReflectUtils.callConstructor(ReflectUtils.loadClass(storageEngineClass), new Object[] { config });
        StorageEngine<ByteArray, byte[], byte[]> engine = storageConfig.getStore(TestUtils.makeStoreDefinition("test"), TestUtils.makeSingleNodeRoutingStrategy());
        @SuppressWarnings("unchecked") final Store<String, byte[], byte[]> store = new SerializingStore(engine, new StringSerializer(), new IdentitySerializer(), null);
        final byte[] value = new byte[valueSize];
        new Random().nextBytes(value);
        // initialize test data
        for (int i = 0; i < numValues; i++) store.put(Integer.toString(i), Versioned.value(value), null);
        // initialize cache lookback data
        int[] recents = new int[cacheWidth];
        System.out.println("Write test:");
        CachedPerformanceTest writeTest = new CachedPerformanceTest(new PerformanceTest() {

            @Override
            public void doOperation(int index) {
                try {
                    String key = Integer.toString(index);
                    List<Versioned<byte[]>> vs = store.get(key, null);
                    VectorClock version;
                    if (vs.size() == 0)
                        version = new VectorClock();
                    else
                        version = (VectorClock) vs.get(0).getVersion();
                    version.incrementVersion(0, 847584375);
                    store.put(key, Versioned.value(value, version), null);
                } catch (ObsoleteVersionException e) {
                // do nothing
                } catch (RuntimeException e) {
                    e.printStackTrace();
                    throw e;
                }
            }
        }, recents, numValues, cacheHitRatio);
        writeTest.run(numRequests, numThreads);
        writeTest.printStats();
        System.out.println();
        System.out.println("Read test:");
        CachedPerformanceTest readTest = new CachedPerformanceTest(new PerformanceTest() {

            @Override
            public void doOperation(int index) {
                store.get(Integer.toString(index), null);
            }
        }, recents, numValues, cacheHitRatio);
        readTest.run(numRequests, numThreads);
        readTest.printStats();
        if (cleanUp)
            Utils.rm(dataDir);
    } catch (Exception e) {
        e.printStackTrace();
        System.exit(1);
    }
}

Example 2 with SerializingStore

use of voldemort.store.serialized.SerializingStore in project voldemort by voldemort.

the class MockStoreClientFactory method getRawStore.

private <K1, V1, T1> Store<K1, V1, T1> getRawStore(String storeName) {
    List<StoreDefinition> storeDefs = storeMapper.readStoreList(new StringReader(storesXml));
    StoreDefinition storeDef = null;
    for (StoreDefinition d : storeDefs) if (d.getName().equals(storeName))
        storeDef = d;
    if (storeDef == null)
        throw new BootstrapFailureException("Unknown store '" + storeName + "'.");
    DefaultSerializerFactory serializerFactory = new DefaultSerializerFactory();
    Serializer<K1> keySerializer = (Serializer<K1>) serializerFactory.getSerializer(storeDef.getKeySerializer());
    Serializer<V1> valueSerializer = (Serializer<V1>) serializerFactory.getSerializer(storeDef.getValueSerializer());
    Serializer<T1> transformsSerializer = null;
    if (storeDef.isView())
        transformsSerializer = (Serializer<T1>) serializerFactory.getSerializer(storeDef.getTransformsSerializer());
    // Add inconsistency resolving decorator, using their inconsistency
    // resolver (if they gave us one)
    InconsistencyResolver<Versioned<V1>> secondaryResolver = new TimeBasedInconsistencyResolver();
    StorageEngine engine;
    if (storeDef.isView())
        engine = new InMemoryStorageEngine(storeDef.getViewTargetStoreName());
    else
        engine = new InMemoryStorageEngine(storeDef.getName());
    if (storeDef.isView()) {
        // instantiate view
        String targetName = storeDef.getViewTargetStoreName();
        StoreDefinition targetDef = StoreUtils.getStoreDef(storeDefs, targetName);
        engine = new ViewStorageEngine(storeName, engine, this.viewValueSerializer != null ? this.viewValueSerializer : serializerFactory.getSerializer(storeDef.getValueSerializer()), this.transformsSerializer != null ? this.transformsSerializer : serializerFactory.getSerializer(storeDef.getTransformsSerializer()), this.keySerializer != null ? this.keySerializer : serializerFactory.getSerializer(targetDef.getKeySerializer()), this.valueSerializer != null ? this.valueSerializer : serializerFactory.getSerializer(targetDef.getValueSerializer()), null, ViewStorageConfiguration.loadTransformation(storeDef.getValueTransformation()));
    }
    Store store = new VersionIncrementingStore(engine, nodeId, time);
    store = new SerializingStore(store, this.keySerializer != null ? this.keySerializer : keySerializer, this.valueSerializer != null ? this.valueSerializer : valueSerializer, this.transformsSerializer != null ? this.transformsSerializer : transformsSerializer);
    Store<K1, V1, T1> consistentStore = new InconsistencyResolvingStore<K1, V1, T1>(store, new ChainedResolver<Versioned<V1>>(new VectorClockInconsistencyResolver(), secondaryResolver));
    return consistentStore;
}

Example 3 with SerializingStore

use of voldemort.store.serialized.SerializingStore in project voldemort by voldemort.

the class MockStoreClientFactory method getRawStore.

public <K1, V1, T1> Store<K1, V1, T1> getRawStore(String storeName, InconsistencyResolver<Versioned<V1>> resolver) {
    if (this.storesXml != null)
        return getRawStore(storeName);
    // Add inconsistency resolving decorator, using their inconsistency
    // resolver (if they gave us one)
    InconsistencyResolver<Versioned<V1>> secondaryResolver = new TimeBasedInconsistencyResolver();
    if (resolver != null)
        secondaryResolver = resolver;
    Store store = new VersionIncrementingStore(new InMemoryStorageEngine(storeName), nodeId, time);
    if (isSerialized())
        store = new SerializingStore(store, keySerializer, valueSerializer, transformsSerializer);
    Store<K1, V1, T1> consistentStore = new InconsistencyResolvingStore<K1, V1, T1>(store, new ChainedResolver<Versioned<V1>>(new VectorClockInconsistencyResolver(), secondaryResolver));
    return consistentStore;
}