code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case XtextPackage.KEYWORD__VALUE:
  				return VALUE_EDEFAULT == null ? value != null : !VALUE_EDEFAULT.equals(value);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated