if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");
if (task.isScheduled()) { throw new IllegalStateException("TimerTask is scheduled already");