Example usage for java.lang Runtime getRuntime

List of usage examples for java.lang Runtime getRuntime

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Introduction

In this page you can find the example usage for java.lang Runtime getRuntime.

Prototype

public static Runtime getRuntime()

Source Link

Document

Returns the runtime object associated with the current Java application.

Usage

From source file:org.echocat.nodoodle.server.Main.java

public static void main(String[] args) {
    final File log4jConfig = new File(System.getProperty("log4j.configuration", "../config/log4j.xml"));
    if (log4jConfig.isFile()) {
        try {//from  www . j a v a2 s.co  m
            final FileReader reader = new FileReader(log4jConfig);
            try {
                final DOMConfigurator domConfigurator = new DOMConfigurator();
                domConfigurator.doConfigure(reader, getLoggerRepository());
            } finally {
                IOUtils.closeQuietly(reader);
            }
        } catch (Exception e) {
            throw new RuntimeException("Could not configure log4j with " + log4jConfig + ".", e);
        }
    }

    final String applicationName = getApplicationName();
    //System.setSecurityManager(new ServerSecurityManager());
    LOG.info("Starting " + applicationName + "...");

    final File config = new File(
            System.getProperty(Main.class.getPackage().getName() + ".config", "../config/nodoodleServer.xml"));
    final AbstractApplicationContext applicationContext = new FileSystemXmlApplicationContext(config.getPath());
    LOG.info("Starting " + applicationName + "... DONE!");
    Runtime.getRuntime().addShutdownHook(new Thread("destroyer") {
        @Override
        public void run() {
            LOG.info("Stopping " + applicationName + "...");
            applicationContext.stop();
            LOG.info("Stopping " + applicationName + "... DONE!");
        }
    });
}

From source file:ca.uqac.info.trace.TraceGenerator.java

public static void main(String[] args) {
    // Parse command line arguments
    Options options = setupOptions();//w w  w.j  a v a  2 s  .  c  o  m
    CommandLine c_line = setupCommandLine(args, options);
    int verbosity = 0, max_events = 1000000;

    if (c_line.hasOption("h")) {
        showUsage(options);
        System.exit(ERR_OK);
    }
    String generator_name = "simplerandom";
    if (c_line.hasOption("g")) {
        generator_name = c_line.getOptionValue("generator");
    }
    long time_per_msg = 1000;
    if (c_line.hasOption("i")) {
        time_per_msg = Integer.parseInt(c_line.getOptionValue("i"));
    }
    if (c_line.hasOption("verbosity")) {
        verbosity = Integer.parseInt(c_line.getOptionValue("verbosity"));
    }
    if (c_line.hasOption("e")) {
        max_events = Integer.parseInt(c_line.getOptionValue("e"));
    }
    String feeder_params = "";
    if (c_line.hasOption("parameters")) {
        feeder_params = c_line.getOptionValue("parameters");
    }
    MessageFeeder mf = instantiateFeeder(generator_name, feeder_params);
    if (mf == null) {
        System.err.println("Unrecognized feeder name");
        System.exit(ERR_ARGUMENTS);
    }
    // Trap Ctrl-C to send EOT before shutting down
    Runtime.getRuntime().addShutdownHook(new Thread() {
        public void run() {
            char EOT = 4;
            System.out.print(EOT);
        }
    });
    for (int num_events = 0; mf.hasNext() && num_events < max_events; num_events++) {
        long time_begin = System.nanoTime();
        String message = mf.next();
        StringBuilder out = new StringBuilder();
        out.append(message);
        System.out.print(out.toString());
        long time_end = System.nanoTime();
        long duration = time_per_msg - (long) ((time_end - time_begin) / 1000000f);
        if (duration > 0) {
            try {
                Thread.sleep(duration);
            } catch (InterruptedException e) {
            }
        }
        if (verbosity > 0) {
            System.err.print("\r" + num_events + " " + duration + "/" + time_per_msg);
        }
    }
}

From source file:com.threeglav.sh.bauk.main.StreamHorizonEngine.java

public static void main(final String[] args) throws Exception {
    printRuntimeInfo();/*ww  w.  j ava 2 s . co  m*/
    final long start = System.currentTimeMillis();
    LOG.info("To run in test mode set system parameter {}=true",
            BaukEngineConfigurationConstants.IDEMPOTENT_FEED_PROCESSING_PARAM_NAME);
    Runtime.getRuntime().addShutdownHook(new ShutdownHook());
    final BaukConfiguration conf = findConfiguration();
    if (conf != null) {
        ConfigurationProperties.setBaukProperties(conf.getProperties());
        final ConfigurationValidator configValidator = new ConfigurationValidator(conf);
        try {
            configValidator.validate();
        } catch (final Exception exc) {
            BaukUtil.logEngineMessageSync("Error while validating configuration: " + exc.getMessage());
            LOG.error("", exc);
            System.exit(-1);
        }
        remotingHandler = new RemotingServer();
        remotingHandler.start();
        createProcessingRoutes(conf);
        final boolean throughputTestingMode = ConfigurationProperties
                .getSystemProperty(BaukEngineConfigurationConstants.THROUGHPUT_TESTING_MODE_PARAM_NAME, false);
        if (throughputTestingMode) {
            BaukUtil.logEngineMessageSync(
                    "ENGINE IS RUNNING IN THROUGHPUT TESTING MODE! ONE INPUT FEED FILE PER THREAD WILL BE CACHED AND PROCESSED REPEATEDLY!!!");
        }
        instanceStartTime = System.currentTimeMillis();
        final boolean isMultiInstance = ConfigurationProperties.isConfiguredPartitionedMultipleInstances();
        if (isMultiInstance) {
            final int totalPartitionsCount = ConfigurationProperties.getSystemProperty(
                    BaukEngineConfigurationConstants.MULTI_INSTANCE_PARTITION_COUNT_PARAM_NAME, -1);
            final String myUniqueIdentifier = ConfigurationProperties.getBaukInstanceIdentifier();
            BaukUtil.logEngineMessageSync("Configured to run in multi-instance mode of " + totalPartitionsCount
                    + " instances in total. My unique identifier is " + myUniqueIdentifier);
        }
        BaukUtil.logEngineMessageSync("Finished initialization! Started counting uptime");
        startProcessing();
        final long total = System.currentTimeMillis() - start;
        final long totalSec = total / 1000;
        final boolean detectBaukInstances = ConfigurationProperties
                .getSystemProperty(BaukEngineConfigurationConstants.DETECT_OTHER_BAUK_INSTANCES, false);
        if (detectBaukInstances) {
            final int numberOfInstances = HazelcastCacheInstanceManager.getNumberOfBaukInstances();
            BaukUtil.logEngineMessage(
                    "Total number of detected running engine instances is " + numberOfInstances);
        }
        BaukUtil.logEngineMessage("Engine started successfully in " + total + "ms (" + totalSec
                + " seconds). Waiting for feed files...\n\n");
    } else {
        LOG.error(
                "Unable to find valid configuration file! Check your startup scripts and make sure system property {} points to valid feed configuration file. Aborting!",
                CONFIG_FILE_PROP_NAME);
        BaukUtil.logEngineMessage(
                "Unable to find valid configuration file! Check your startup scripts and make sure system property "
                        + CONFIG_FILE_PROP_NAME + " points to valid feed configuration file. Aborting!");
        System.exit(-1);
    }
    // sleep forever
    while (!BaukUtil.shutdownStarted()) {
        Thread.sleep(10000);
    }
}

From source file:fr.ericlab.mabed.app.Main.java

public static void main(String[] args) throws IOException {
    Locale.setDefault(Locale.US);
    Configuration configuration = new Configuration();
    Corpus corpus = new Corpus(configuration);
    System.out.println("MABED: Mention-Anomaly-Based Event Detection");
    if (args.length == 0 || args[0].equals("-help")) {
        System.out.println("For more information on how to run MABED, see the README.txt file");
    } else {//from  ww  w .j a va 2 s . com
        if (args[0].equals("-run")) {
            try {
                if (configuration.numberOfThreads > 1) {
                    System.out.println("Running the parallelized implementation with "
                            + configuration.numberOfThreads + " threads (this computer has "
                            + Runtime.getRuntime().availableProcessors() + " available threads)");
                } else {
                    System.out.println("Running the centralized implementation");
                }
                corpus.loadCorpus(configuration.numberOfThreads > 1);
                String output = "MABED: Mention-Anomaly-Based Event Detection\n" + corpus.output + "\n";
                System.out.println("-------------------------\n" + Util.getDate()
                        + " MABED is running\n-------------------------");
                output += "-------------------------\n" + Util.getDate()
                        + " MABED is running\n-------------------------\n";
                System.out.println(Util.getDate() + " Reading parameters:\n   - k = " + configuration.k
                        + ", p = " + configuration.p + ", theta = " + configuration.theta + ", sigma = "
                        + configuration.sigma);
                MABED mabed = new MABED();
                if (configuration.numberOfThreads > 1) {
                    output += mabed.applyParallelized(corpus, configuration);
                } else {
                    output += mabed.applyCentralized(corpus, configuration);
                }
                System.out.println(
                        "--------------------\n" + Util.getDate() + " MABED ended\n--------------------");
                output += "--------------------\n" + Util.getDate() + " MABED ended\n--------------------\n";
                File outputDir = new File("output");
                if (!outputDir.isDirectory()) {
                    outputDir.mkdir();
                }
                File textFile = new File("output/MABED.tex");
                FileUtils.writeStringToFile(textFile, mabed.events.toLatex(corpus), false);
                textFile = new File("output/MABED.log");
                FileUtils.writeStringToFile(textFile, output, false);
                mabed.events.printLatex(corpus);
            } catch (InterruptedException ex) {
                Logger.getLogger(Main.class.getName()).log(Level.SEVERE, null, ex);
            }
        } else {
            System.out.println("Unknown option '" + args[0]
                    + "'\nType 'java -jar MABED.jar -help' for more information on how to run MABED");
        }
    }
}

From source file:com.apipulse.bastion.Main.java

public static void main(String[] args) throws IOException, ClassNotFoundException {
    log.info("Bastion starting. Loading chains");
    final File dir = new File("etc/chains");

    final LinkedList<ActorRef> chains = new LinkedList<ActorRef>();
    for (File file : dir.listFiles()) {
        if (!file.getName().startsWith(".") && file.getName().endsWith(".yaml")) {
            log.info("Loading chain: " + file.getName());
            ChainConfig config = new ChainConfig(IOUtils.toString(new FileReader(file)));
            ActorRef ref = BastionActors.getInstance().initChain(config.getName(),
                    Class.forName(config.getQualifiedClass()));
            Iterator<StageConfig> iterator = config.getStages().iterator();
            while (iterator.hasNext())
                ref.tell(iterator.next(), null);
            chains.add(ref);//www.j a  v  a  2s. co m
        }
    }
    SpringApplication app = new SpringApplication();
    HashSet<Object> objects = new HashSet<Object>();
    objects.add(ApiController.class);
    final ConfigurableApplicationContext context = app.run(ApiController.class, args);
    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override
        public void run() {
            try {
                log.info("Bastion shutting down");
                Iterator<ActorRef> iterator = chains.iterator();
                while (iterator.hasNext())
                    iterator.next().tell(new StopMessage(), null);
                Thread.sleep(2000);
                context.stop();
                log.info("Bastion shutdown complete");
            } catch (Exception e) {
            }
        }
    });
}

From source file:com.itmanwuiso.checksums.FileDuplicateChecker.java

public static void main(String[] args) {

    sync = new Object();
    tasks = 0L;//from   w  w w. ja  v  a2s  .  c  om

    if (!setSettings(args)) {
        System.exit(-1);
    }

    int cores = Runtime.getRuntime().availableProcessors();
    cores = cores + 1;

    prepare(cores, storageFile);

    run();
}

From source file:org.sourcepit.docker.watcher.Main.java

public static void main(String[] args) throws IOException {

    final HttpClientFactory clientFactory = new HttpClientFactory() {
        @Override//from  w w  w .j a  v  a  2s  . c  o m
        public CloseableHttpClient createHttpClient() {
            return HttpClients.createDefault();
        }
    };

    final String dockerDaemonUri = "http://192.168.56.101:2375";
    final String consulAgentUri = "http://192.168.56.101:8500";

    final BlockingQueue<List<JsonObject>> queue = new LinkedBlockingQueue<>();

    final ConsulForwarder consulForwarder = new ConsulForwarder(clientFactory.createHttpClient(),
            consulAgentUri);

    final Thread containerStateDispatcher = new Thread("Consul Forwarder") {
        @Override
        public void run() {
            while (true) {
                try {
                    consulForwarder.forward(queue.take());
                } catch (InterruptedException e) {
                    break;
                } catch (Exception e) {
                    LOG.error("Error while forwarding Docker container state to Consul.", e);
                }
            }
        }
    };
    containerStateDispatcher.start();

    final DockerWatcher watcher = new DockerWatcher(clientFactory, dockerDaemonUri) {
        @Override
        protected void handle(List<JsonObject> containerState) {
            queue.add(containerState);
        }
    };

    Runtime.getRuntime().addShutdownHook(new Thread() {
        @Override
        public void run() {
            watcher.stop();
            while (containerStateDispatcher.isAlive()) {
                containerStateDispatcher.interrupt();
                try {
                    Thread.sleep(100L);
                } catch (InterruptedException e) {
                }
            }
        }
    });

    watcher.start();
}

From source file:davmail.DavGateway.java

/**
 * Start the gateway, listen on specified smtp and pop3 ports
 *
 * @param args command line parameter config file path
 *///www .j a v  a 2 s.c o  m
public static void main(String[] args) {

    if (args.length >= 1) {
        Settings.setConfigFilePath(args[0]);
    }

    Settings.load();
    DavGatewayTray.init();

    start();

    // server mode: all threads are daemon threads, do not let main stop
    if (Settings.getBooleanProperty("davmail.server")) {
        Runtime.getRuntime().addShutdownHook(new Thread("Shutdown") {
            @Override
            public void run() {
                DavGatewayTray.debug(new BundleMessage("LOG_GATEWAY_INTERRUPTED"));
                DavGateway.stop();
                stopped = true;
            }
        });

        try {
            while (!stopped) {
                Thread.sleep(1000);
            }
        } catch (InterruptedException e) {
            DavGatewayTray.debug(new BundleMessage("LOG_GATEWAY_INTERRUPTED"));
            stop();
            DavGatewayTray.debug(new BundleMessage("LOG_GATEWAY_STOP"));
        }

    }
}

From source file:com.twitter.distributedlog.messaging.ConsoleProxyRRMultiWriter.java

public static void main(String[] args) throws Exception {
    if (2 != args.length) {
        System.out.println(HELP);
        return;//ww w .j  av a2s . c  o m
    }

    String finagleNameStr = args[0];
    final String streamList = args[1];

    DistributedLogClient client = DistributedLogClientBuilder.newBuilder()
            .clientId(ClientId.apply("console-proxy-writer")).name("console-proxy-writer").thriftmux(true)
            .finagleNameStr(finagleNameStr).build();
    String[] streamNameList = StringUtils.split(streamList, ',');
    RRMultiWriter<Integer, String> writer = new RRMultiWriter(streamNameList, client);

    // Setup Terminal
    Terminal terminal = Terminal.setupTerminal();
    ConsoleReader reader = new ConsoleReader();
    String line;
    while ((line = reader.readLine(PROMPT_MESSAGE)) != null) {
        writer.write(line).addEventListener(new FutureEventListener<DLSN>() {
            @Override
            public void onFailure(Throwable cause) {
                System.out.println("Encountered error on writing data");
                cause.printStackTrace(System.err);
                Runtime.getRuntime().exit(0);
            }

            @Override
            public void onSuccess(DLSN value) {
                // done
            }
        });
    }

    client.close();
}

From source file:com.ok2c.lightmtp.examples.LocalMailServerTransportExample.java

public static void main(final String[] args) throws Exception {
    File workingDir = new File(".");
    IOReactorConfig config = IOReactorConfig.custom().setIoThreadCount(1).build();

    final MailServerTransport mta = new LocalMailServerTransport(workingDir, config);

    InetSocketAddress sockaddress = new InetSocketAddress("localhost", 2525);

    InetAddressRange iprange = new InetAddressRange(InetAddress.getByName("127.0.0.0"), 8);

    mta.start(new DefaultIdGenerator(), new MyRemoteAddressValidator(iprange), new MyEnvelopValidator(),
            new MyDeliveryHandler());
    mta.listen(sockaddress);// ww w  .  j a  va2s . c  o m

    System.out.println("LMTP server listening on " + sockaddress);

    Runtime runtime = Runtime.getRuntime();
    runtime.addShutdownHook(new Thread() {

        @Override
        public void run() {
            try {
                mta.shutdown();
            } catch (IOException ex) {
                mta.forceShutdown();
            }
        }

    });
}