public EClass getIfcSurfaceStyle() {
		if (ifcSurfaceStyleEClass == null) {
			ifcSurfaceStyleEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(578);
		}
		return ifcSurfaceStyleEClass;
	}
public EClass getIfcSurfaceStyle ( ) { if ( ifcSurfaceStyleEClass == null ) { ifcSurfaceStyleEClass = ( EClass ) EPackage . Registry . INSTANCE . getEPackage ( Ifc2x3tc1Package . eNS_URI ) . getEClassifiers ( ) . get ( 578 ) ; } return ifcSurfaceStyleEClass ; }
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@generated