8.6.3.9 IfcLibraryInformation
8.6.3.9.1 Semantic definition
An IfcLibraryInformation describes an external structured store of information, normally organized in a manner which allows information lookup through an index or reference value. IfcLibraryInformation provides the library Name and optional Description, Version, VersionDate and Publisher attributes. A Location may be added for electronic access to the library.
8.6.3.9.2 Entity inheritance
8.6.3.9.3 Attributes
| # | Attribute | Type | Description | 
|---|---|---|---|
| IfcLibraryInformation (8) | |||
| 1 | Name | IfcLabel | 
 The name which is used to identify the library.  | 
| 2 | Version | OPTIONAL IfcLabel | 
 Identifier for the library version used for reference.  | 
| 3 | Publisher | OPTIONAL IfcActorSelect | 
 Information of the organization that acts as the library publisher.  | 
| 4 | VersionDate | OPTIONAL IfcDateTime | 
 Date of the referenced version of the library.  | 
| 5 | Location | OPTIONAL IfcURIReference | 
 Resource identifier or locator, provided as URI, URN or URL, of the library information for online references.  | 
| 6 | Description | OPTIONAL IfcText | 
 Additional description provided for the library revision information.  | 
| LibraryInfoForObjects | SET [0:?] OF IfcRelAssociatesLibrary FOR RelatingLibrary | 
 The library information with which objects are associated.  | 
|
| HasLibraryReferences | SET [0:?] OF IfcLibraryReference FOR ReferencedLibrary | 
 The library references to which the library information applies.  | 
|
8.6.3.9.4 Formal representation
ENTITY IfcLibraryInformation
 SUBTYPE OF (IfcExternalInformation);
	Name : IfcLabel;
	Version : OPTIONAL IfcLabel;
	Publisher : OPTIONAL IfcActorSelect;
	VersionDate : OPTIONAL IfcDateTime;
	Location : OPTIONAL IfcURIReference;
	Description : OPTIONAL IfcText;
 INVERSE
	LibraryInfoForObjects : SET [0:?] OF IfcRelAssociatesLibrary FOR RelatingLibrary;
	HasLibraryReferences : SET [0:?] OF IfcLibraryReference FOR ReferencedLibrary;
END_ENTITY;