ScheduleTimers.java

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  /* ScheduleTimers.java, see http://ultramessaging.github.io/UMExamples/schedule_timers/java/ */
  
  import com.latencybusters.lbm.*;
  
  public class ScheduleTimers {
      public static int wait = 1;
  
      public static void main(String[] args) throws LBMException {
          LBMContext ctx = null; /* Context object: container for UM "instance". */
          
          /*** Initialization: create necessary UM objects. ***/
          try {
              ctx = new LBMContext();
          }
          catch(LBMException ex)
          {
              System.err.println("Error initializing LBM objects: " + ex.toString());
              System.exit(1);
          }
  
          callback cb = new callback();
          LBMTimer timer = new LBMTimer(ctx,1000,cb,null);
  
          while (wait == 1)
          {
              try {
                          Thread.sleep(500);
                      } catch (InterruptedException e) { }
          }
  
          ctx.close();
      } /* main */
  
      private static class callback implements LBMTimerCallback
      {
          public void onExpiration(java.lang.Object cbArg)
          {
              System.out.println("Timer executed. Set wait to 0 so application can cleanly exit");
              wait = 0;
          }
      }
  
  } /* class ScheduleTimers */