code: @Override
  	public boolean eIsSet(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.GSCH__HX:
  				return HX_EDEFAULT == null ? hx != null : !HX_EDEFAULT.equals(hx);
  			case AfplibPackage.GSCH__HY:
  				return HY_EDEFAULT == null ? hy != null : !HY_EDEFAULT.equals(hy);
  		}
  		return super.eIsSet(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated