docs: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case DroolsPackage.GLOBAL_TYPE__IDENTIFIER:
  				return IDENTIFIER_EDEFAULT == null ? identifier != null : !IDENTIFIER_EDEFAULT.equals(identifier);
  			case DroolsPackage.GLOBAL_TYPE__TYPE:
  				return TYPE_EDEFAULT == null ? type != null : !TYPE_EDEFAULT.equals(type);
  		}
  		return super.eIsSet(featureID);
  	}