ENTITY IfcExternalReference

(* SCHEMA IFC4; *)
ENTITY IfcExternalReference
 ABSTRACT SUPERTYPE OF (ONEOF
	(IfcClassificationReference
	,IfcDocumentReference
	,IfcExternallyDefinedHatchStyle
	,IfcExternallyDefinedSurfaceStyle
	,IfcExternallyDefinedTextFont
	,IfcLibraryReference));
	Location : OPTIONAL IfcURIReference;
	Identification : OPTIONAL IfcIdentifier;
	Name : OPTIONAL IfcLabel;
 INVERSE
	ExternalReferenceForResources : SET [0:?] OF IfcExternalReferenceRelationship FOR RelatingReference;
 WHERE
	WR1 : EXISTS(Identification) OR EXISTS(Location) OR EXISTS(Name);
END_ENTITY;

Explicit Attributes

Entity IfcExternalReference has the following local and inherited explicit attributes:
AttributeTypeDefined By
 LocationIfcURIReference (STRING)IfcExternalReference
 IdentificationIfcIdentifier (STRING)IfcExternalReference
 NameIfcLabel (STRING)IfcExternalReference

Derived Attributes

    No derived attributes

Inverse Attributes

Entity IfcExternalReference has the following local and inherited inverse attributes:
AttributeTypeDefined By
 ExternalReferenceForResourcesSET OF IfcExternalReferenceRelationship (ENTITY)IfcExternalReference

Supertypes

    No supertypes

Subtypes

Entity IfcExternalReference has the following subtypes:
    IfcClassificationReference*
    IfcDocumentReference*
    IfcExternallyDefinedHatchStyle*
    IfcExternallyDefinedSurfaceStyle*
    IfcExternallyDefinedTextFont*
    IfcLibraryReference*
* - Immediate Subtypes

Referenced By

Entity IfcExternalReference and its supertypes are referenced by the following definitions:
DefinitionTypeReferenced Entity
 IfcExternalReferenceRelationship ENTITY IfcExternalReference
 IfcLightDistributionDataSourceSelect SELECT IfcExternalReference
 IfcObjectReferenceSelect SELECT IfcExternalReference
 IfcResourceObjectSelect SELECT IfcExternalReference


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2024-07-11T21:39:05-04:00