Example usage for java.util Timer scheduleAtFixedRate

Introduction

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

Prototype

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

Source Link

Document

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

Usage

From source file:Main.java

public static void main(String[] args) {
    TimerTask task = new Main();

    Timer timer = new Timer();
    timer.scheduleAtFixedRate(task, new Date(), 1000);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    int delay = 5000; // delay for 5 sec.
    int period = 1000; // repeat every sec.
    Timer timer = new Timer();

    timer.scheduleAtFixedRate(new TimerTask() {
        public void run() {
            System.out.println("doing");
        }//from   ww w. ja v a  2  s  .c  o  m
    }, delay, period);
}

From source file:MyTimerTask.java

public static void main(String[] args) {
    TimerTask tasknew = new MyTimerTask();
    Timer timer = new Timer();

    timer.scheduleAtFixedRate(tasknew, 500, 1000);
}

From source file:MyTimerTask.java

public static void main(String[] args) {

    TimerTask tasknew = new MyTimerTask();
    Timer timer = new Timer();

    timer.scheduleAtFixedRate(tasknew, new Date(), 1000);
}

From source file:Main.java

public static void main(String... arguments) {
    TimerTask fetchMail = new Main();
    // perform the task once a day at 4 a.m., starting tomorrow morning
    Timer timer = new Timer();
    timer.scheduleAtFixedRate(fetchMail, getTomorrowMorning4am(), fONCE_PER_DAY);
}

From source file:MyTimerTask.java

public static void main(String[] args) {
    // creating timer task, timer
    TimerTask task = new MyTimerTask();
    Timer timer = new Timer();

    // scheduling the task
    timer.scheduleAtFixedRate(task, new Date(), 1000);

}

From source file:MyTimerTask.java

public static void main(String[] args) {
    // creating timer task, timer
    TimerTask task = new MyTimerTask();
    Timer timer = new Timer();

    // scheduling the task
    timer.scheduleAtFixedRate(task, new Date(), 1000);

    // checking scheduled execution time
    System.out.println("Time is :" + task.scheduledExecutionTime());
}

From source file:MyTimerTask.java

public static void main(String[] args) {

    TimerTask task = new MyTimerTask();
    Timer timer = new Timer();

    // scheduling the task
    timer.scheduleAtFixedRate(task, new Date(), 1000);

    // cancelling the task
    System.out.println("cancelling task: " + task.cancel());
}

From source file:MyTimerTask.java

public static void main(String[] args) {
    // creating timer task, timer
    TimerTask tasknew = new MyTimerTask();
    Timer timer = new Timer();

    // scheduling the task
    timer.scheduleAtFixedRate(tasknew, new Date(), 10);

    // cancel task
    timer.cancel();// w  ww.ja  v a2 s  . co  m

    // purging the timer
    System.out.println("purge value :" + timer.purge());
}

From source file:org.apache.hadoop.chukwa.inputtools.jplugin.JPluginAgent.java

@SuppressWarnings("unchecked")
public static void main(String[] args) {
    if (args.length < 1) {
        System.out.println("Usage: java -DPERIOD=nn JavaPluginAgent <class name> [parameters]");
        System.exit(0);//from www .j a  va  2  s . c  o  m
    }

    int period = -1;
    try {
        if (System.getProperty("PERIOD") != null) {
            period = Integer.parseInt(System.getProperty("PERIOD"));
        }
    } catch (NumberFormatException ex) {
        ex.printStackTrace();
        System.out.println("PERIOD should be numeric format of seconds.");
        System.exit(0);
    }

    JPlugin plugin = null;
    try {
        plugin = (JPlugin) Class.forName(args[0]).newInstance();
        plugin.init(args);
    } catch (Throwable e) {
        e.printStackTrace();
        System.exit(-1);
    }

    try {
        DaemonWatcher.createInstance(plugin.getRecordType() + "-data-loader");
    } catch (Exception e) {
        e.printStackTrace();
    }

    Calendar cal = Calendar.getInstance();
    long now = cal.getTime().getTime();
    cal.set(Calendar.SECOND, 3);
    cal.set(Calendar.MILLISECOND, 0);
    cal.add(Calendar.MINUTE, 1);
    long until = cal.getTime().getTime();
    try {
        if (period == -1) {
            new MetricsTimerTask(plugin).run();
        } else {
            Thread.sleep(until - now);
            Timer timer = new Timer();
            timer.scheduleAtFixedRate(new MetricsTimerTask(plugin), 0, period * 1000);
        }
    } catch (Exception ex) {
    }
}