code: @Override
  	public EClass getIfcTankType() {
  		if (ifcTankTypeEClass == null) {
  			ifcTankTypeEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc4Package.eNS_URI).getEClassifiers()
  					.get(699);
  		}
  		return ifcTankTypeEClass;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated