/**
* Returns true if this timer is active. Else returns false.
*
* <p>A timer is considered to be "active", if its {@link TimerState} is neither of the following:
*
* <ul>
* <li>{@link TimerState#CANCELED}
* <li>{@link TimerState#EXPIRED}
* <li>has not been suspended
* </ul>
*
* <p>And if the corresponding timer service is still up
*
* <p>
*
* @return
*/
public boolean isActive() {
return timerService.isStarted()
&& !isCanceled()
&& !isExpired()
&& (timerService.isScheduled(getId()) || timerState == TimerState.CREATED);
}
