docs: public NotificationChain basicSetProcessingTime(Parameter newProcessingTime, NotificationChain msgs) {
  		Parameter oldProcessingTime = processingTime;
  		processingTime = newProcessingTime;
  		if (eNotificationRequired()) {
  			ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, BpsimPackage.TIME_PARAMETERS__PROCESSING_TIME, oldProcessingTime, newProcessingTime);
  			if (msgs == null) msgs = notification; else msgs.add(notification);
  		}
  		return msgs;
  	}