code: @Override
  	public void eUnset(int featureID) {
  		switch (featureID) {
  			case BasePackage.SF__NUMBER:
  				setNumber(NUMBER_EDEFAULT);
  				return;
  			case BasePackage.SF__OFFSET:
  				setOffset(OFFSET_EDEFAULT);
  				return;
  			case BasePackage.SF__ID:
  				setId(ID_EDEFAULT);
  				return;
  			case BasePackage.SF__LENGTH:
  				setLength(LENGTH_EDEFAULT);
  				return;
  			case BasePackage.SF__CHILDREN:
  				getChildren().clear();
  				return;
  			case BasePackage.SF__RAW_DATA:
  				setRawData(RAW_DATA_EDEFAULT);
  				return;
  			case BasePackage.SF__CHARSET:
  				setCharset(CHARSET_EDEFAULT);
  				return;
  		}
  		super.eUnset(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated