IFC 4.3.0.0 (IFC4X3) final

5.2.3.3 IfcRelAssociatesConstraint

5.2.3.3.1 Semantic definition

The entity IfcRelAssociatesConstraint is used to apply constraint information defined by IfcConstraint, in the IfcConstraintResource schema, to subtypes of IfcRoot.

5.2.3.3.2 Entity inheritance

5.2.3.3.3 Attributes

# Attribute Type Description
IfcRoot (4)
1 GlobalId IfcGloballyUniqueId

Assignment of a globally unique identifier within the entire software world.

2 OwnerHistory OPTIONAL IfcOwnerHistory

Assignment of the information about the current ownership of that object, including owning actor, application, local identification and information captured about the recent changes of the object,

3 Name OPTIONAL IfcLabel

Optional name for use by the participating software systems or users. For some subtypes of IfcRoot the insertion of the Name attribute may be required. This would be enforced by a where rule.

4 Description OPTIONAL IfcText

Optional description, provided for exchanging informative comments.

IfcRelAssociates (1)
5 RelatedObjects SET [1:?] OF IfcDefinitionSelect

Set of object or property definitions to which the external references or information is associated. It includes object and type objects, property set templates, property templates and property sets and contexts.

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IfcRelAssociatesConstraint (2)
6 Intent OPTIONAL IfcLabel

The intent of the constraint usage with regard to its related IfcConstraint and IfcObjects, IfcPropertyDefinitions or IfcRelationships. Typical values can be e.g. RATIONALE or EXPECTED PERFORMANCE.

7 RelatingConstraint IfcConstraint

Reference to constraint that is being applied using this relationship.

Table 5.2.3.3.A

5.2.3.3.4 Concept usage

Concept Usage Description
IfcRoot (2)
Revision Control General

Ownership, history, and merge state is captured using IfcOwnerHistory.

Software Identity General

IfcRoot assigns the globally unique ID. In addition it may provide for a name and a description about the concept.

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Table 5.2.3.3.B

5.2.3.3.5 Formal representation

ENTITY IfcRelAssociatesConstraint
 SUBTYPE OF (IfcRelAssociates);
	Intent : OPTIONAL IfcLabel;
	RelatingConstraint : IfcConstraint;
END_ENTITY;

5.2.3.3.6 References

5.2.3.3.7 Changelog

  • attributes Intent is_optional, Changed from False to True