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@generated
320284
public void setBackgroundColor(String newBackgroundColor) {
		String oldBackgroundColor = backgroundColor;
		backgroundColor = newBackgroundColor;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ColorPackage.DOCUMENT_ROOT__BACKGROUND_COLOR, oldBackgroundColor, backgroundColor));
	}
463304
public EClass getObjectFunctionSetSpecification() {
		if (objectFunctionSetSpecificationEClass == null) {
			objectFunctionSetSpecificationEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(367);
		}
		return objectFunctionSetSpecificationEClass;
	}
50765
public EClass getIfcTextFontSelect() {
		if (ifcTextFontSelectEClass == null) {
			ifcTextFontSelectEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(976);
		}
		return ifcTextFontSelectEClass;
	}
659501
public EClass getObjectByteExtent() {
		if (objectByteExtentEClass == null) {
			objectByteExtentEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(509);
		}
		return objectByteExtentEClass;
	}
748642
public EClass getGRLINE() {
		if (grlineEClass == null) {
			grlineEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(461);
		}
		return grlineEClass;
	}
223969
public EClass getBDT() {
		if (bdtEClass == null) {
			bdtEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(203);
		}
		return bdtEClass;
	}
178297
public EClass getIfcCovering() {
		if (ifcCoveringEClass == null) {
			ifcCoveringEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(125);
		}
		return ifcCoveringEClass;
	}
923493
@SuppressWarnings("unchecked")
	@Override
	public EList<IfcClassificationReference> getHasReferences() {
		return (EList<IfcClassificationReference>) eGet(
				Ifc4Package.Literals.IFC_CLASSIFICATION_REFERENCE__HAS_REFERENCES, true);
	}
118612
public EClass getIOB() {
		if (iobEClass == null) {
			iobEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(277);
		}
		return iobEClass;
	}
1020989
public EClass getIfcClassificationReference() {
		if (ifcClassificationReferenceEClass == null) {
			ifcClassificationReferenceEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(84);
		}
		return ifcClassificationReferenceEClass;
	}
892922
public EClass getEndSegment() {
		if (endSegmentEClass == null) {
			endSegmentEClass = (EClass)EPackage.Registry.INSTANCE.getEPackage(AfplibPackage.eNS_URI).getEClassifiers().get(380);
		}
		return endSegmentEClass;
	}
963494
public EClass getIfcVector() {
		if (ifcVectorEClass == null) {
			ifcVectorEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(632);
		}
		return ifcVectorEClass;
	}
923312
public EClass getIfcPlate() {
		if (ifcPlateEClass == null) {
			ifcPlateEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI).getEClassifiers()
					.get(362);
		}
		return ifcPlateEClass;
	}
891008
public EClass getIfcRepresentation() {
		if (ifcRepresentationEClass == null) {
			ifcRepresentationEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(488);
		}
		return ifcRepresentationEClass;
	}
638644
public EClass getIfcClassificationNotationSelect() {
		if (ifcClassificationNotationSelectEClass == null) {
			ifcClassificationNotationSelectEClass = (EClass) EPackage.Registry.INSTANCE
					.getEPackage(Ifc2x3tc1Package.eNS_URI).getEClassifiers().get(941);
		}
		return ifcClassificationNotationSelectEClass;
	}
814846
public EClass getIfcYearNumber() {
		if (ifcYearNumberEClass == null) {
			ifcYearNumberEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(763);
		}
		return ifcYearNumberEClass;
	}
1039279
public EClass getIfcClassificationNotation() {
		if (ifcClassificationNotationEClass == null) {
			ifcClassificationNotationEClass = (EClass) EPackage.Registry.INSTANCE.getEPackage(Ifc2x3tc1Package.eNS_URI)
					.getEClassifiers().get(82);
		}
		return ifcClassificationNotationEClass;
	}