Example usage for java.lang System currentTimeMillis

List of usage examples for java.lang System currentTimeMillis

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Introduction

In this page you can find the example usage for java.lang System currentTimeMillis.

Prototype

@HotSpotIntrinsicCandidate
public static native long currentTimeMillis();

Source Link

Document

Returns the current time in milliseconds.

Usage

From source file:com.cloudera.oryx.app.traffic.TrafficUtil.java

public static void main(String[] args) throws Exception {
    if (args.length < 3) {
        System.err.println("usage: TrafficUtil [hosts] [requestIntervalMS] [threads] [... other args]");
        return;/*from ww w  . ja v a2  s.co  m*/
    }

    String[] hostStrings = COMMA.split(args[0]);
    Preconditions.checkArgument(hostStrings.length >= 1);
    int requestIntervalMS = Integer.parseInt(args[1]);
    Preconditions.checkArgument(requestIntervalMS >= 0);
    int numThreads = Integer.parseInt(args[2]);
    Preconditions.checkArgument(numThreads >= 1);

    String[] otherArgs = new String[args.length - 3];
    System.arraycopy(args, 3, otherArgs, 0, otherArgs.length);

    List<URI> hosts = Arrays.stream(hostStrings).map(URI::create).collect(Collectors.toList());

    int perClientRequestIntervalMS = numThreads * requestIntervalMS;

    Endpoints alsEndpoints = new Endpoints(ALSEndpoint.buildALSEndpoints());
    AtomicLong requestCount = new AtomicLong();
    AtomicLong serverErrorCount = new AtomicLong();
    AtomicLong clientErrorCount = new AtomicLong();
    AtomicLong exceptionCount = new AtomicLong();

    long start = System.currentTimeMillis();
    ExecUtils.doInParallel(numThreads, numThreads, true, i -> {
        RandomGenerator random = RandomManager.getRandom(Integer.toString(i).hashCode() ^ System.nanoTime());
        ExponentialDistribution msBetweenRequests;
        if (perClientRequestIntervalMS > 0) {
            msBetweenRequests = new ExponentialDistribution(random, perClientRequestIntervalMS);
        } else {
            msBetweenRequests = null;
        }

        ClientConfig clientConfig = new ClientConfig();
        PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager();
        connectionManager.setMaxTotal(numThreads);
        connectionManager.setDefaultMaxPerRoute(numThreads);
        clientConfig.property(ApacheClientProperties.CONNECTION_MANAGER, connectionManager);
        clientConfig.connectorProvider(new ApacheConnectorProvider());
        Client client = ClientBuilder.newClient(clientConfig);

        try {
            while (true) {
                try {
                    WebTarget target = client.target("http://" + hosts.get(random.nextInt(hosts.size())));
                    Endpoint endpoint = alsEndpoints.chooseEndpoint(random);
                    Invocation invocation = endpoint.makeInvocation(target, otherArgs, random);

                    long startTime = System.currentTimeMillis();
                    Response response = invocation.invoke();
                    try {
                        response.readEntity(String.class);
                    } finally {
                        response.close();
                    }
                    long elapsedMS = System.currentTimeMillis() - startTime;

                    int statusCode = response.getStatusInfo().getStatusCode();
                    if (statusCode >= 400) {
                        if (statusCode >= 500) {
                            serverErrorCount.incrementAndGet();
                        } else {
                            clientErrorCount.incrementAndGet();
                        }
                    }

                    endpoint.recordTiming(elapsedMS);

                    if (requestCount.incrementAndGet() % 10000 == 0) {
                        long elapsed = System.currentTimeMillis() - start;
                        log.info("{}ms:\t{} requests\t({} client errors\t{} server errors\t{} exceptions)",
                                elapsed, requestCount.get(), clientErrorCount.get(), serverErrorCount.get(),
                                exceptionCount.get());
                        for (Endpoint e : alsEndpoints.getEndpoints()) {
                            log.info("{}", e);
                        }
                    }

                    if (msBetweenRequests != null) {
                        int desiredElapsedMS = (int) Math.round(msBetweenRequests.sample());
                        if (elapsedMS < desiredElapsedMS) {
                            Thread.sleep(desiredElapsedMS - elapsedMS);
                        }
                    }
                } catch (Exception e) {
                    exceptionCount.incrementAndGet();
                    log.warn("{}", e.getMessage());
                }
            }
        } finally {
            client.close();
        }
    });
}

From source file:com.rackspacecloud.blueflood.tools.ops.GetPoints.java

public static void main(String args[]) {
    Map<String, Object> options = parseOptions(args);

    Locator locator = Locator.createLocatorFromPathComponents((String) options.get(TENANT_ID),
            (String) options.get(METRIC));

    AstyanaxReader reader = AstyanaxReader.getInstance();

    Long from = (Long) options.get(FROM);
    Long to = (Long) options.get(TO);

    if (from == null || to == null) {
        System.out.println("Either start time or end time is null.");
        to = System.currentTimeMillis();
        from = to - DEFAULT_RANGE.toMillis();
        System.out.println("Using range: " + from + " - " + to);
    }//from ww w  . j a  va 2s.c  om

    if (from >= to) {
        System.err.println("End time " + to + " has to be greater than start time " + from);
        System.exit(2);
    }

    Granularity gran = Granularity.FULL;
    String res = (String) options.get("resolution");
    try {
        gran = Granularity.fromString(res.toLowerCase());
    } catch (Exception ex) {
        System.out.println("Exception mapping resolution to Granularity. Using FULL resolution instead.");
        gran = Granularity.FULL;
    } finally {
        if (gran == null) {
            gran = Granularity.FULL;
        }
    }

    System.out.println(
            "Locator: " + locator + ", from: " + from + ", to: " + to + ", resolution: " + gran.shortName());

    MetricData data = reader.getDatapointsForRange(locator, new Range(from, to), gran);
    Map<Long, Points.Point> points = data.getData().getPoints();
    for (Map.Entry<Long, Points.Point> item : points.entrySet()) {
        String output = String.format("Timestamp: %d, Data: %s, Unit: %s", item.getKey(),
                item.getValue().getData().toString(), data.getUnit());
        System.out.println(output);
    }
}

From source file:it.tizianofagni.sparkboost.AdaBoostMHLearnerExe.java

public static void main(String[] args) {
    Options options = new Options();
    options.addOption("b", "binaryProblem", false,
            "Indicate if the input dataset contains a binary problem and not a multilabel one");
    options.addOption("z", "labels0based", false,
            "Indicate if the labels IDs in the dataset to classifyLibSvmWithResults are already assigned in the range [0, numLabels-1] included");
    options.addOption("l", "enableSparkLogging", false, "Enable logging messages of Spark");
    options.addOption("w", "windowsLocalModeFix", true,
            "Set the directory containing the winutils.exe command");
    options.addOption("dp", "documentPartitions", true, "The number of document partitions");
    options.addOption("fp", "featurePartitions", true, "The number of feature partitions");
    options.addOption("lp", "labelPartitions", true, "The number of label partitions");

    CommandLineParser parser = new BasicParser();
    CommandLine cmd = null;/*from   w  ww  .j  ava2s.co  m*/
    String[] remainingArgs = null;
    try {
        cmd = parser.parse(options, args);
        remainingArgs = cmd.getArgs();
        if (remainingArgs.length != 5)
            throw new ParseException("You need to specify all mandatory parameters");
    } catch (ParseException e) {
        System.out.println("Parsing failed.  Reason: " + e.getMessage());
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(AdaBoostMHLearnerExe.class.getSimpleName()
                + " [OPTIONS] <inputFile> <outputFile> <numIterations> <sparkMaster> <parallelismDegree>",
                options);
        System.exit(-1);
    }

    boolean binaryProblem = false;
    if (cmd.hasOption("b"))
        binaryProblem = true;
    boolean labels0Based = false;
    if (cmd.hasOption("z"))
        labels0Based = true;
    boolean enablingSparkLogging = false;
    if (cmd.hasOption("l"))
        enablingSparkLogging = true;

    if (cmd.hasOption("w")) {
        System.setProperty("hadoop.home.dir", cmd.getOptionValue("w"));
    }

    String inputFile = remainingArgs[0];
    String outputFile = remainingArgs[1];
    int numIterations = Integer.parseInt(remainingArgs[2]);
    String sparkMaster = remainingArgs[3];
    int parallelismDegree = Integer.parseInt(remainingArgs[4]);

    long startTime = System.currentTimeMillis();

    // Disable Spark logging.
    if (!enablingSparkLogging) {
        Logger.getLogger("org").setLevel(Level.OFF);
        Logger.getLogger("akka").setLevel(Level.OFF);
    }

    // Create and configure Spark context.
    SparkConf conf = new SparkConf().setAppName("Spark AdaBoost.MH learner");
    JavaSparkContext sc = new JavaSparkContext(conf);

    // Create and configure learner.
    AdaBoostMHLearner learner = new AdaBoostMHLearner(sc);
    learner.setNumIterations(numIterations);

    if (cmd.hasOption("dp")) {
        learner.setNumDocumentsPartitions(Integer.parseInt(cmd.getOptionValue("dp")));
    }
    if (cmd.hasOption("fp")) {
        learner.setNumFeaturesPartitions(Integer.parseInt(cmd.getOptionValue("fp")));
    }
    if (cmd.hasOption("lp")) {
        learner.setNumLabelsPartitions(Integer.parseInt(cmd.getOptionValue("lp")));
    }

    // Build classifier with MPBoost learner.
    BoostClassifier classifier = learner.buildModel(inputFile, labels0Based, binaryProblem);

    // Save classifier to disk.
    DataUtils.saveModel(sc, classifier, outputFile);

    long endTime = System.currentTimeMillis();
    System.out.println("Execution time: " + (endTime - startTime) + " milliseconds.");
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQueryList.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);//from  ww  w .  j  a v  a  2 s  .c o  m
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQueryList.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<MethodDeclaration> list = JavaQueries.getUnusedMethodsList(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO,
                        MessageFormat.format("Query result (list) contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQueryLoop.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);//w  ww. j  a v  a 2  s.  co  m
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQueryLoop.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<MethodDeclaration> list = JavaQueries.getUnusedMethodsLoop(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO,
                        MessageFormat.format("Query result (loops) contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQueryGrabats.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);//w w w  .java2  s. com
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQueryGrabats.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<ClassDeclaration> list = JavaQueries.grabats09(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO, MessageFormat.format("Query result contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQuery.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);/*w ww  . j av a2s . c  o m*/
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQuery.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<MethodDeclaration> list = JavaQueries.getUnusedMethodsList(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO,
                        MessageFormat.format("Query result (list) contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<MethodDeclaration> list = JavaQueries.getUnusedMethodsLoop(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO,
                        MessageFormat.format("Query result (loops) contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQueryUnusedMethodsList.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);//from   w w w.  ja  v a 2 s  . com
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQueryUnusedMethodsList.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<MethodDeclaration> list = JavaQueries.getUnusedMethodsList(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO, MessageFormat.format("Query result contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:fr.inria.atlanmod.kyanos.benchmarks.CdoQueryOrphanNonPrimitiveTypes.java

public static void main(String[] args) {
    Options options = new Options();

    Option inputOpt = OptionBuilder.create(IN);
    inputOpt.setArgName("INPUT");
    inputOpt.setDescription("Input CDO resource directory");
    inputOpt.setArgs(1);/*w  w w . ja  v a 2 s . co m*/
    inputOpt.setRequired(true);

    Option inClassOpt = OptionBuilder.create(EPACKAGE_CLASS);
    inClassOpt.setArgName("CLASS");
    inClassOpt.setDescription("FQN of EPackage implementation class");
    inClassOpt.setArgs(1);
    inClassOpt.setRequired(true);

    Option repoOpt = OptionBuilder.create(REPO_NAME);
    repoOpt.setArgName("REPO_NAME");
    repoOpt.setDescription("CDO Repository name");
    repoOpt.setArgs(1);
    repoOpt.setRequired(true);

    options.addOption(inputOpt);
    options.addOption(inClassOpt);
    options.addOption(repoOpt);

    CommandLineParser parser = new PosixParser();

    try {
        CommandLine commandLine = parser.parse(options, args);

        String repositoryDir = commandLine.getOptionValue(IN);
        String repositoryName = commandLine.getOptionValue(REPO_NAME);

        Class<?> inClazz = CdoQueryOrphanNonPrimitiveTypes.class.getClassLoader()
                .loadClass(commandLine.getOptionValue(EPACKAGE_CLASS));
        inClazz.getMethod("init").invoke(null);

        EmbeddedCDOServer server = new EmbeddedCDOServer(repositoryDir, repositoryName);
        try {
            server.run();
            CDOSession session = server.openSession();
            CDOTransaction transaction = session.openTransaction();
            Resource resource = transaction.getRootResource();

            {
                LOG.log(Level.INFO, "Start query");
                long begin = System.currentTimeMillis();
                EList<Type> list = JavaQueries.getOrphanNonPrimitivesTypes(resource);
                long end = System.currentTimeMillis();
                LOG.log(Level.INFO, "End query");
                LOG.log(Level.INFO, MessageFormat.format("Query result contains {0} elements", list.size()));
                LOG.log(Level.INFO,
                        MessageFormat.format("Time spent: {0}", MessageUtil.formatMillis(end - begin)));
            }

            transaction.close();
            session.close();
        } finally {
            server.stop();
        }
    } catch (ParseException e) {
        MessageUtil.showError(e.toString());
        MessageUtil.showError("Current arguments: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar <this-file.jar>", options, true);
    } catch (Throwable e) {
        MessageUtil.showError(e.toString());
    }
}

From source file:org.ala.hbase.ANBGDataLoader.java

/**
 * @param args//w w w .j a v a 2  s . c  o  m
 */
public static void main(String[] args) throws Exception {
    logger.info("Starting ANBG load....");
    long start = System.currentTimeMillis();
    ApplicationContext context = SpringUtils.getContext();
    ANBGDataLoader loader = (ANBGDataLoader) context.getBean(ANBGDataLoader.class);
    loader.load();
    long finish = System.currentTimeMillis();
    logger.info("Data loaded in: " + ((finish - start) / 60000) + " minutes.");
    System.exit(1);
}