Example usage for java.util Timer schedule

Introduction

In this page you can find the example usage for java.util Timer schedule.

Prototype

public void schedule(TimerTask task, Date firstTime, long period) 

Source Link

Document

Schedules the specified task for repeated fixed-delay execution, beginning at the specified time.

Usage

From source file:org.wattdepot.client.http.api.performance.GetEarliestValueThroughput.java

/**
 * @param args command line arguments -s <server uri> -u <username> -p
 *        <password> -o <orgId> -n <numSamples> [-d].
 * @throws BadSensorUriException if there is a problem with the WattDepot
 *         sensor definition.//from   w w  w  .j  a  v  a 2  s . c  o m
 * @throws IdNotFoundException if there is a problem with the organization id.
 * @throws BadCredentialException if the credentials are not valid.
 */
public static void main(String[] args)
        throws BadCredentialException, IdNotFoundException, BadSensorUriException {
    Options options = new Options();
    CommandLine cmd = null;
    String serverUri = null;
    String username = null;
    String organizationId = null;
    String password = null;
    Integer numSamples = null;
    boolean debug = false;

    options.addOption("h", false, "Usage: FindMeasurementThroughput -s <server uri> -u <username>"
            + " -p <password> -o <orgId> [-d]");
    options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
    options.addOption("u", "username", true, "Username");
    options.addOption("o", "organizationId", true, "User's Organization id.");
    options.addOption("p", "password", true, "Password");
    options.addOption("n", "numSamples", true, "Number of puts to sample.");
    options.addOption("d", "debug", false, "Displays statistics as the Measurements are stored.");
    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("GetEarliestValueThroughput", options);
        System.exit(0);
    }
    if (cmd.hasOption("s")) {
        serverUri = cmd.getOptionValue("s");
    } else {
        serverUri = "http://server.wattdepot.org/";
    }
    if (cmd.hasOption("u")) {
        username = cmd.getOptionValue("u");
    } else {
        username = "user";
    }
    if (cmd.hasOption("p")) {
        password = cmd.getOptionValue("p");
    } else {
        password = "default";
    }
    if (cmd.hasOption("o")) {
        organizationId = cmd.getOptionValue("o");
    } else {
        organizationId = "organization";
    }
    if (cmd.hasOption("n")) {
        numSamples = Integer.parseInt(cmd.getOptionValue("n"));
    } else {
        numSamples = 13;
    }
    debug = cmd.hasOption("d");
    if (debug) {
        System.out.println("GetEarliestValue Throughput:");
        System.out.println("    WattDepotServer: " + serverUri);
        System.out.println("    Username: " + username);
        System.out.println("    OrganizationId: " + organizationId);
        System.out.println("    Password: ********");
        System.out.println("    Samples: " + numSamples);
    }

    Timer t = new Timer("monitoring");
    t.schedule(new GetEarliestValueThroughput(serverUri, username, organizationId, password, debug), 0,
            numSamples * 1000);
}

---

From source file:org.wattdepot.client.http.api.performance.GetIntervalValueThroughput.java

/**
 * @param args command line arguments -s <server uri> -u <username> -p
 *        <password> -o <orgId> -n <numSamples> [-d].
 * @throws BadSensorUriException if there is a problem with the WattDepot
 *         sensor definition./*from   w  w  w . ja  v  a 2s  .c om*/
 * @throws IdNotFoundException if there is a problem with the organization id.
 * @throws BadCredentialException if the credentials are not valid.
 */
public static void main(String[] args)
        throws BadCredentialException, IdNotFoundException, BadSensorUriException {
    Options options = new Options();
    CommandLine cmd = null;
    String serverUri = null;
    String username = null;
    String organizationId = null;
    String password = null;
    Integer numSamples = null;
    boolean debug = false;

    options.addOption("h", false, "Usage: GetIntervalValueThroughput -s <server uri> -u <username>"
            + " -p <password> -o <orgId> [-d]");
    options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
    options.addOption("u", "username", true, "Username");
    options.addOption("o", "organizationId", true, "User's Organization id.");
    options.addOption("p", "password", true, "Password");
    options.addOption("n", "numSamples", true, "Number of puts to sample.");
    options.addOption("d", "debug", false, "Displays statistics as the Gets are made.");
    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("GetIntervalValueThroughput", options);
        System.exit(0);
    }
    if (cmd.hasOption("s")) {
        serverUri = cmd.getOptionValue("s");
    } else {
        serverUri = "http://server.wattdepot.org/";
    }
    if (cmd.hasOption("u")) {
        username = cmd.getOptionValue("u");
    } else {
        username = "user";
    }
    if (cmd.hasOption("p")) {
        password = cmd.getOptionValue("p");
    } else {
        password = "default";
    }
    if (cmd.hasOption("o")) {
        organizationId = cmd.getOptionValue("o");
    } else {
        organizationId = "organization";
    }
    if (cmd.hasOption("n")) {
        numSamples = Integer.parseInt(cmd.getOptionValue("n"));
    } else {
        numSamples = 13;
    }
    debug = cmd.hasOption("d");
    if (debug) {
        System.out.println("GetLatestValue Throughput:");
        System.out.println("    WattDepotServer: " + serverUri);
        System.out.println("    Username: " + username);
        System.out.println("    OrganizationId: " + organizationId);
        System.out.println("    Password: ********");
        System.out.println("    Samples: " + numSamples);
    }

    Timer t = new Timer("monitoring");
    t.schedule(new GetIntervalValueThroughput(serverUri, username, organizationId, password, debug), 0,
            numSamples * 1000);
}

---

From source file:org.wattdepot.client.http.api.performance.GetLatestValueThroughput.java

/**
 * @param args command line arguments -s <server uri> -u <username> -p
 *        <password> -o <orgId> -n <numSamples> [-d].
 * @throws BadSensorUriException if there is a problem with the WattDepot
 *         sensor definition.//from w w w . j  ava  2  s  .c  o  m
 * @throws IdNotFoundException if there is a problem with the organization id.
 * @throws BadCredentialException if the credentials are not valid.
 */
public static void main(String[] args)
        throws BadCredentialException, IdNotFoundException, BadSensorUriException {
    Options options = new Options();
    CommandLine cmd = null;
    String serverUri = null;
    String username = null;
    String organizationId = null;
    String password = null;
    Integer numSamples = null;
    boolean debug = false;

    options.addOption("h", false,
            "Usage: GetLatestValueThroughput -s <server uri> -u <username>" + " -p <password> -o <orgId> [-d]");
    options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
    options.addOption("u", "username", true, "Username");
    options.addOption("o", "organizationId", true, "User's Organization id.");
    options.addOption("p", "password", true, "Password");
    options.addOption("n", "numSamples", true, "Number of puts to sample.");
    options.addOption("d", "debug", false, "Displays statistics as the Gets are made.");
    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("GetLatestValueThroughput", options);
        System.exit(0);
    }
    if (cmd.hasOption("s")) {
        serverUri = cmd.getOptionValue("s");
    } else {
        serverUri = "http://server.wattdepot.org/";
    }
    if (cmd.hasOption("u")) {
        username = cmd.getOptionValue("u");
    } else {
        username = "user";
    }
    if (cmd.hasOption("p")) {
        password = cmd.getOptionValue("p");
    } else {
        password = "default";
    }
    if (cmd.hasOption("o")) {
        organizationId = cmd.getOptionValue("o");
    } else {
        organizationId = "organization";
    }
    if (cmd.hasOption("n")) {
        numSamples = Integer.parseInt(cmd.getOptionValue("n"));
    } else {
        numSamples = 13;
    }
    debug = cmd.hasOption("d");
    if (debug) {
        System.out.println("GetLatestValue Throughput:");
        System.out.println("    WattDepotServer: " + serverUri);
        System.out.println("    Username: " + username);
        System.out.println("    OrganizationId: " + organizationId);
        System.out.println("    Password: ********");
        System.out.println("    Samples: " + numSamples);
    }

    Timer t = new Timer("monitoring");
    t.schedule(new GetLatestValueThroughput(serverUri, username, organizationId, password, debug), 0,
            numSamples * 1000);
}

---

From source file:jp.mamesoft.mailsocketchat.Mailsocketchat.java

public static void main(String argv[]) {
    System.out.println("MailSocketChat Ver." + version);
    if (argv.length != 6) {
        System.out.println(/*w  w w  . j a  v a2  s  . com*/
                "ERROR! ? <?URL> <???> <GMail??> <GMail> <(Simple???Normal???All)> <????(Subject???Text)> ???????");
        System.exit(0);
    }

    TimerTask newversion = new NewVersion();
    Timer timer = new Timer();
    timer.schedule(newversion, 0, 6 * 60 * 60 * 1000); //6??????

    chat_url = argv[0];
    chat_name = argv[1];
    mail_user = argv[2];
    mail_pass = argv[3];

    if (argv[4].equals("Simple")) {
        logformat = "simple";
    } else if (argv[4].equals("Normal")) {
        logformat = "normal";
    } else if (argv[4].equals("All")) {
        logformat = "all";
    } else {
        System.out.println(
                "ERROR! (5)???????Simple???Normal???All???????");
        System.exit(0);
    }

    if (argv[5].equals("Subject")) {
        subjectname = true;
    } else if (argv[5].equals("Text")) {
        subjectname = false;
    } else {
        System.out.println(
                "ERROR! ????(6)???????Subject???Text???????");
        System.exit(0);
    }

    try {
        Properties headers = new Properties();
        headers.setProperty("user-agent", "MailSocketChat/" + version + " (" + osName + " " + osVer + ") Java/"
                + javaver + " (Mamesoft Web)");
        socket = new SocketIO(chat_url, headers);
        socket.connect(new IOCallback() {
            @Override
            public void onMessage(JSONObject json, IOAcknowledge ack) {
                try {
                } catch (JSONException e) {
                    e.printStackTrace();
                }
            }

            @Override
            public void onMessage(String data, IOAcknowledge ack) {
            }

            @Override
            public void onError(SocketIOException socketIOException) {
                System.out.println("??????");
                System.err.println(socketIOException);
                System.exit(0);
            }

            @Override
            public void onDisconnect() {
                System.out.println("???????");
                System.exit(0);
            }

            @Override
            public void onConnect() {
                socket.emit("register", new JSONObject().put("mode", "client").put("lastid", 1));
                System.out.println("SocketChat?????");
                Thread mail = new Mail();
                mail.start();
            }

            @Override
            public void on(String event, IOAcknowledge ack, Object... args) {
                if (event.equals("log")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    Logperse(jsondata);
                }
                if (event.equals("init")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    JSONArray logs = jsondata.getJSONArray("logs");
                    for (int i = logs.length() - 1; i >= 0; i--) {
                        JSONObject log = logs.getJSONObject(i);
                        Logperse(log);
                    }
                    socket.emit("inout", new JSONObject().put("name", chat_name));
                }
                if (event.equals("result")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    System.out.println(jsondata);
                }
                if (event.equals("users")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    JSONArray users = jsondata.getJSONArray("users");
                    for (int i = 0; i < users.length(); i++) {
                        JSONObject user = users.getJSONObject(i);
                        userchange(user);
                    }
                }
                if (event.equals("newuser")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    userchange(jsondata);
                }
                if (event.equals("inout")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    userchange(jsondata);
                }
                if (event.equals("deluser")) {
                    Integer id = (Integer) args[0];
                    if (users.containsKey(id)) {
                        users.remove(id);
                    }
                    if (roms.containsKey(id)) {
                        roms.remove(id);
                    }

                }
                if (event.equals("userinfo")) {
                    JSONObject jsondata = (JSONObject) args[0];
                    if (jsondata.getBoolean("rom")) {
                        in = false;
                    } else {
                        in = true;
                    }
                }
            }
        });

    } catch (MalformedURLException e1) {
        e1.printStackTrace();
        System.out.println("URL????????");
        return;
    }
}

---

From source file:Mulai.java

public static void main(String[] args) {
    //System.out.println("user ID: "+args[0]);
    //System.out.println("things ID: "+args[1]);
    //new Gateway(args[0],args[1]);

    Timer timer = new Timer();
    timer.schedule(new Gateway(), 0, 10000);
}

---

From source file:JTop.java

public static void main(String[] args) throws Exception {
    // Validate the input arguments
    if (args.length != 1) {
        usage();/*  ww w  .ja va2  s . c  o  m*/
    }

    String[] arg2 = args[0].split(":");
    if (arg2.length != 2) {
        usage();
    }
    String hostname = arg2[0];
    int port = -1;
    try {
        port = Integer.parseInt(arg2[1]);
    } catch (NumberFormatException x) {
        usage();
    }
    if (port < 0) {
        usage();
    }

    // Create the JTop Panel
    final JTop jtop = new JTop();
    // Set up the MBeanServerConnection to the target VM
    MBeanServerConnection server = connect(hostname, port);
    jtop.setMBeanServerConnection(server);

    // A timer task to update GUI per each interval
    TimerTask timerTask = new TimerTask() {
        public void run() {
            // Schedule the SwingWorker to update the GUI
            jtop.newSwingWorker().execute();
        }
    };

    // Create the standalone window with JTop panel
    // by the event dispatcher thread
    SwingUtilities.invokeAndWait(new Runnable() {
        public void run() {
            createAndShowGUI(jtop);
        }
    });

    // refresh every 2 seconds
    Timer timer = new Timer("JTop Sampling thread");
    timer.schedule(timerTask, 0, 2000);

}

---

From source file:org.wattdepot.server.measurement.pruning.MeasurementPruner.java

/**
 * Processes the command line arguments and runs the
 * MeasurementGarbageCollector one time.
 * //  w ww  .ja v  a 2  s  . co m
 * @param args The command line arguments.
 * @throws Exception if there is a problem.
 */
public static void main(String[] args) throws Exception {
    Options options = new Options();
    options.addOption("h", "help", false,
            "Usage: MeasurementPruner -o <orgId> -m <measurement pruning definition id>" + " [-d] [-s]");
    options.addOption("o", "orgId", true, "Organization Id.");
    options.addOption("m", "mpd", true, "MeasurementPruningDefinition Id.");
    options.addOption("d", "debug", false, "Display debugging information.");
    options.addOption("s", "single", false, "Run gc only once, right away.");

    CommandLine cmd = null;
    String orgId = null;
    String gcdId = null;
    boolean debug = false;
    boolean single = false;
    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("MeasurementGarbageCollector", options);
        System.exit(0);
    }
    if (cmd.hasOption("o")) {
        orgId = cmd.getOptionValue("o");
    } else {
        orgId = Organization.ADMIN_GROUP.getId();
    }
    if (cmd.hasOption("m")) {
        gcdId = cmd.getOptionValue("m");
    }
    debug = cmd.hasOption("d");
    single = cmd.hasOption("s");
    if (debug) {
        System.out.println("Measurement Garbage Collection:");
        System.out.println("Org Id = " + orgId);
        System.out.println("GCD Id = " + gcdId);
        System.out.println("Single run = " + single);
    }
    ServerProperties properties = new ServerProperties();
    // if (debug) {
    // properties.set(ServerProperties.SERVER_TIMING_KEY,
    // ServerProperties.TRUE);
    // }
    MeasurementPruner mgc = new MeasurementPruner(properties, gcdId, orgId, debug);
    if (single) {
        mgc.pruneMeasurements();
    } else {
        // Set up the TimerTask to run the gc at the right time.
        if (debug) {
            System.out.println("Setting up Timer for " + mgc);
        }
        Timer t = new Timer();
        t.schedule(mgc, mgc.millisToNextRun(), mgc.getGCPeriod());
    }
}

---

From source file:org.wattdepot.client.http.api.collector.MeasurementSummaryClient.java

/**
 * @param args command line arguments.//www .  j a  va2  s  .c o m
 */
public static void main(String[] args) {
    Options options = new Options();
    options.addOption("h", false, "Usage: MeasurementSummaryClient -s <server uri> -u <username>"
            + " -p <password> -o <orgId> -c <collectorId> -m <millisecond sleep> [-d]");
    options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
    options.addOption("u", "username", true, "Username");
    options.addOption("o", "organizationId", true, "User's Organization id.");
    options.addOption("p", "password", true, "Password");
    options.addOption("c", "collector", true, "Collector Process Definition Id");
    options.addOption("m", "milliseconds", true, "Number of milliseconds to sleep between polls.");
    options.addOption("d", "debug", false, "Displays sensor data as it is sent to the server.");
    options.addOption("w", "windowing", false, "Use a window instead of getting all the measurements.");

    CommandLine cmd = null;
    String serverUri = null;
    String username = null;
    String organizationId = null;
    String password = null;
    String collectorId = null;
    Integer milliSeconds = null;
    boolean debug = false;
    boolean windowP = false;

    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("StressTestCollector", options);
        System.exit(0);
    }
    if (cmd.hasOption("s")) {
        serverUri = cmd.getOptionValue("s");
    } else {
        serverUri = "http://server.wattdepot.org/";
    }
    if (cmd.hasOption("u")) {
        username = cmd.getOptionValue("u");
    } else {
        username = "user";
    }
    if (cmd.hasOption("p")) {
        password = cmd.getOptionValue("p");
    } else {
        password = "default";
    }
    if (cmd.hasOption("o")) {
        organizationId = cmd.getOptionValue("o");
    } else {
        organizationId = "organization";
    }
    if (cmd.hasOption("c")) {
        collectorId = cmd.getOptionValue("c");
    } else {
        collectorId = "stress_test";
    }
    if (cmd.hasOption("m")) {
        milliSeconds = Integer.parseInt(cmd.getOptionValue("m"));
    } else {
        milliSeconds = 1000;
    }
    debug = cmd.hasOption("d");
    windowP = cmd.hasOption("w");
    if (debug) {
        System.out.println("Measurement Summary Client:");
        System.out.println("    WattDepotServer: " + serverUri);
        System.out.println("    Username: " + username);
        System.out.println("    OrganizationId: " + organizationId);
        System.out.println("    Password :" + password);
        System.out.println("    CPD Id: " + collectorId);
        System.out.println("    MilliSeconds: " + milliSeconds);
        System.out.println("    Windowing: " + windowP);
    }
    Timer t = new Timer();
    try {
        MeasurementSummaryClient c = new MeasurementSummaryClient(serverUri, username, organizationId, password,
                collectorId, debug);
        c.windowP = windowP;
        System.out.format("Started MeasurementSummaryClient at %s%n", Tstamp.makeTimestamp());
        t.schedule(c, 0, milliSeconds);
    } catch (BadCredentialException e) {
        e.printStackTrace();
    } catch (IdNotFoundException e) {
        e.printStackTrace();
    } catch (BadSensorUriException e) {
        e.printStackTrace();
    }
}

---

From source file:org.wattdepot.client.http.api.collector.StressTestCollector.java

/**
 * @param args command line arguments.//w w  w.  j ava  2 s .c  om
 */
public static void main(String[] args) {
    Options options = new Options();
    options.addOption("h", false, "Usage: StressTestCollector -s <server uri> -u <username>"
            + " -p <password> -o <orgId> -c <collectorId> -n <num sim sensors> -m <millisecond sleep> [-d]");
    options.addOption("s", "server", true, "WattDepot Server URI. (http://server.wattdepot.org)");
    options.addOption("u", "username", true, "Username");
    options.addOption("o", "organizationId", true, "User's Organization id.");
    options.addOption("p", "password", true, "Password");
    options.addOption("c", "collector", true, "Collector Process Definition Id");
    options.addOption("n", "numberOfSensors", true, "Number of Simulated Sensors");
    options.addOption("m", "milliseconds", true, "Number of milliseconds to sleep between measurements.");
    options.addOption("d", "debug", false, "Displays sensor data as it is sent to the server.");

    CommandLine cmd = null;
    String serverUri = null;
    String username = null;
    String organizationId = null;
    String password = null;
    String collectorId = null;
    Integer numSensors = null;
    Integer milliSeconds = null;
    boolean debug = false;

    CommandLineParser parser = new PosixParser();
    HelpFormatter formatter = new HelpFormatter();
    try {
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        System.err.println("Command line parsing failed. Reason: " + e.getMessage() + ". Exiting.");
        System.exit(1);
    }
    if (cmd.hasOption("h")) {
        formatter.printHelp("StressTestCollector", options);
        System.exit(0);
    }
    if (cmd.hasOption("s")) {
        serverUri = cmd.getOptionValue("s");
    } else {
        serverUri = "http://server.wattdepot.org/";
    }
    if (cmd.hasOption("u")) {
        username = cmd.getOptionValue("u");
    } else {
        username = "user";
    }
    if (cmd.hasOption("p")) {
        password = cmd.getOptionValue("p");
    } else {
        password = "default";
    }
    if (cmd.hasOption("o")) {
        organizationId = cmd.getOptionValue("o");
    } else {
        organizationId = "organization";
    }
    if (cmd.hasOption("c")) {
        collectorId = cmd.getOptionValue("c");
    } else {
        collectorId = "stress_test";
    }
    if (cmd.hasOption("n")) {
        numSensors = Integer.parseInt(cmd.getOptionValue("n"));
    } else {
        numSensors = 10;
    }
    if (cmd.hasOption("m")) {
        milliSeconds = Integer.parseInt(cmd.getOptionValue("m"));
    } else {
        milliSeconds = 1000;
    }
    debug = cmd.hasOption("d");
    if (debug) {
        System.out.println("Stress Test Collector:");
        System.out.println("    WattDepotServer: " + serverUri);
        System.out.println("    Username: " + username);
        System.out.println("    OrganizationId: " + organizationId);
        System.out.println("    Password :" + password);
        System.out.println("    CPD Id: " + collectorId);
        System.out.println("    Num Sensors: " + numSensors);
        System.out.println("    MilliSeconds: " + milliSeconds);
    }

    for (int i = 0; i < numSensors; i++) {
        Timer t = new Timer();
        try {
            StressTestCollector collector = new StressTestCollector(serverUri, username, organizationId,
                    password, collectorId, debug);
            System.out.format("Started StressTestCollector at %s%n", Tstamp.makeTimestamp());
            t.schedule(collector, 0, milliSeconds);
            Thread.sleep(1000 / numSensors);
        } catch (BadCredentialException e) {
            e.printStackTrace();
        } catch (IdNotFoundException e) {
            e.printStackTrace();
        } catch (BadSensorUriException e) {
            e.printStackTrace();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

---

From source file:ComputeNode.java

public static void main(String[] argv) {

    String fileservername = "localhost";
    String id = null;/*from  w w w.  j a v a 2 s.  co  m*/
    Double underLoad = null;
    Double overLoad = null;
    Double failProb = null;
    Double constantload = null;
    Pair<Double, Double> gaussian = null;
    String fileName = null;

    ArgumentHandler cli = new ArgumentHandler(
            "FileServer [-h] [collector address] [-u underload] "
                    + "[-o overload] [-c constant_load|-g mean variance] " + "[-p fail_prob] [-f configfile]",
            "Bala Subrahmanyam Kambala, Daniel William DaCosta - "
                    + "GPLv3 (http://www.gnu.org/copyleft/gpl.html)",
            "");
    cli.addOption("h", "help", false, "Print this usage information.");
    cli.addOption("u", "underLoad", true, "Under load threshold");
    cli.addOption("o", "overLoad", true, "Over load threshold");
    cli.addOption("c", "constant", true, "Generate constant load");
    cli.addOption("p", "probability", true, "Fail Probability(0-100)");
    cli.addOption("f", "configfile", true,
            "The configuration file to read parameters from. " + "The default is " + defaultconf + ". "
                    + "Command line arguments will override config file " + "arguments.");
    cli.addOption(OptionBuilder.withLongOpt("gaussian").hasArgs(2)
            .withDescription("Generate a gaussian probability model for load "
                    + "simulation. The first parameter is the mean "
                    + "and the second parameter is the variance.")
            .create('g'));

    // parse command line
    CommandLine commandLine = cli.parse(argv);
    if (commandLine.hasOption('h')) {
        cli.usage("");
        System.exit(0);
    }

    if (commandLine.hasOption('u')) {
        // TODO : Ensure the number is within range
        underLoad = Double.parseDouble(commandLine.getOptionValue('u'));
    }

    if (commandLine.hasOption('o')) {
        // TODO : Ensure the number is within range
        overLoad = Double.parseDouble(commandLine.getOptionValue('o'));
    }

    if (commandLine.hasOption('p')) {
        // TODO : Ensure the number is within range
        failProb = Double.parseDouble(commandLine.getOptionValue('p'));
    }

    if (commandLine.hasOption('c')) {
        // TODO : Ensure the number is within range
        constantload = Double.parseDouble(commandLine.getOptionValue('c'));
    }

    if (commandLine.hasOption('g')) {
        // TODO : Ensure the number is within range
        gaussian = new Pair<Double, Double>(Double.parseDouble(commandLine.getOptionValues('g')[0]),
                Double.parseDouble(commandLine.getOptionValues('g')[1]));
    }

    // TODO: If these flags are no longer mutually exclusive this
    // code should be adjusted to account for whatever constraint are
    // needed.
    if ((constantload != null) && (gaussian != null)) {
        cli.usage("-g -c switches are mutually exclusive!\n");
        System.exit(1);
    }

    if (commandLine.hasOption('f')) {
        fileName = commandLine.getOptionValue('f');
    }

    if (commandLine.getArgs().length != 0)
        fileservername = commandLine.getArgs()[0];
    System.out.println(argv);
    try {
        ComputeNode node = new ComputeNode(fileservername, underLoad, overLoad, failProb, constantload,
                gaussian, fileName);

        Naming.rebind("ComputeNode" + Integer.toString(node.getID()), node);

        // Scheduling heart beat message handler
        Timer t = new Timer();
        HeartBeatHandler h = node.new HeartBeatHandler();
        t.schedule(h, 0, 1 * 1000);

    } catch (ConnectException ce) {
        //lg.log(Level.SEVERE, "Server is not alive");
        ce.printStackTrace();
    } catch (Exception e) {
        //lg.log(Level.SEVERE, "Exception in file server");
        e.printStackTrace();
    }
}

---

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