}
@Override
public List<IPropertyDescriptor> getCustomPropertyDescriptors() {
List<IPropertyDescriptor> list = super.getCustomPropertyDescriptors();
list.add(new DurationPropertyDescriptor(PROPERTY_TIMER_DURATION, this));
if (timerExist()) {
list.add(new TimerActionPropertyDescriptor(PROPERTY_TIMER_ACTION, Messages.getString("Timer.action"), this));
}
return list;
}