code: @SuppressWarnings("unchecked")
  	public EList<IfcCompositeCurve> getUsingCurves() {
  		return (EList<IfcCompositeCurve>) eGet(Ifc2x3tc1Package.Literals.IFC_COMPOSITE_CURVE_SEGMENT__USING_CURVES,
  				true);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated