code: @Override
  	public EEnum getIfcLightEmissionSourceEnum() {
  		if (ifcLightEmissionSourceEnumEEnum == null) {
  			ifcLightEmissionSourceEnumEEnum = (EEnum) EPackage.Registry.INSTANCE.getEPackage(Ifc4Package.eNS_URI)
  					.getEClassifiers().get(1012);
  		}
  		return ifcLightEmissionSourceEnumEEnum;
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated