code: public static <W extends Window> ContinuousProcessingTimeTrigger<W> of(Time interval) {
  		return new ContinuousProcessingTimeTrigger<>(interval.toMilliseconds());
  	}
docs: Creates a trigger that continuously fires based on the given interval.
  
  @param interval The time interval at which to fire.
  @param <W> The type of {@link Window Windows} on which this trigger can operate.