code: @SuppressWarnings("unchecked")
  	@Override
  	public EList<IfcRelDefinesByTemplate> getIsDefinedBy() {
  		return (EList<IfcRelDefinesByTemplate>) eGet(Ifc4Package.Literals.IFC_PROPERTY_SET_DEFINITION__IS_DEFINED_BY,
  				true);
  	}
docs: <!-- begin-user-doc -->
  <!-- end-user-doc -->
  @generated