code: @Override
  	public void eUnset(int featureID) {
  		switch (featureID) {
  			case AfplibPackage.GSAP__P:
  				setP(P_EDEFAULT);
  				return;
  			case AfplibPackage.GSAP__Q:
  				setQ(Q_EDEFAULT);
  				return;
  			case AfplibPackage.GSAP__R:
  				setR(R_EDEFAULT);
  				return;
  			case AfplibPackage.GSAP__S:
  				setS(S_EDEFAULT);
  				return;
  		}
  		super.eUnset(featureID);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated