docs: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case BpsimPackage.TIME_PARAMETERS__TRANSFER_TIME:
  				return transferTime != null;
  			case BpsimPackage.TIME_PARAMETERS__QUEUE_TIME:
  				return queueTime != null;
  			case BpsimPackage.TIME_PARAMETERS__WAIT_TIME:
  				return waitTime != null;
  			case BpsimPackage.TIME_PARAMETERS__SET_UP_TIME:
  				return setUpTime != null;
  			case BpsimPackage.TIME_PARAMETERS__PROCESSING_TIME:
  				return processingTime != null;
  			case BpsimPackage.TIME_PARAMETERS__VALIDATION_TIME:
  				return validationTime != null;
  			case BpsimPackage.TIME_PARAMETERS__REWORK_TIME:
  				return reworkTime != null;
  		}
  		return super.eIsSet(featureID);
  	}