IfcAddress

BACnet MVD

#### IfcAddress

Natural language names

| Adresse
| Address
| Adresse

##### Semantic definitions at the entity

Entity definition

This abstract entity represents various kinds of postal and telecom addresses.

> NOTE Entity adapted from address defined in ISO 10303-41.

> HISTORY New entity in IFC1.5.1.

Attribute definitions

# | Attribute | Type | Cardinality | Description | B
--- | --- | --- | --- | --- | ---
1 | Purpose | IfcAddressTypeEnum | ? | Identifies the logical location of the address. | X | X
2 | Description | IfcText | ? | Text that relates the nature of the address. | X | X
3 | UserDefinedPurpose | IfcLabel | ? | Allows for specification of user specific purpose of the address beyond the enumeration values provided by Purpose attribute of type IfcAddressTypeEnum. When a value is provided for attribute UserDefinedPurpose, in parallel the attribute Purpose shall have enumeration value USERDEFINED. | X | X
| OfPerson | IfcPerson @Addresses | S[0:?] | The inverse relationship to Person to whom address is associated. |  | X
| OfOrganization | IfcOrganization @Addresses | S[0:?] | The inverse relationship to Organization to whom address is associated. |  | X

Formal Propositions

Rule | Description
--- | ---
WR1 | Either attribute value Purpose is not given, or when attribute Purpose has enumeration value USERDEFINED then attribute UserDefinedPurpose shall also have a value.

##### Inherited definitions from supertypes

Entity inheritance
Attribute inheritance

# | Attribute | Type | Cardinality | Description | B
--- | --- | --- | --- | --- | ---
IfcAddress
1 | Purpose | IfcAddressTypeEnum | ? | Identifies the logical location of the address. | X | X
2 | Description | IfcText | ? | Text that relates the nature of the address. | X | X
3 | UserDefinedPurpose | IfcLabel | ? | Allows for specification of user specific purpose of the address beyond the enumeration values provided by Purpose attribute of type IfcAddressTypeEnum. When a value is provided for attribute UserDefinedPurpose, in parallel the attribute Purpose shall have enumeration value USERDEFINED. | X | X
| OfPerson | IfcPerson @Addresses | S[0:?] | The inverse relationship to Person to whom address is associated. |  | X
| OfOrganization | IfcOrganization @Addresses | S[0:?] | The inverse relationship to Organization to whom address is associated. |  | X

##### Formal representations

XML Specification
`<xs:element name="IfcAddress" type="ifc:IfcAddress" abstract="true" substitutionGroup="ifc:Entity" nillable="true"/>
<xs:complexType name="IfcAddress" abstract="true">
<xs:complexContent>
<xs:extension base="ifc:Entity">
<xs:attribute name="Purpose" type="ifc:IfcAddressTypeEnum" use="optional"/>
<xs:attribute name="Description" type="ifc:IfcText" use="optional"/>
<xs:attribute name="UserDefinedPurpose" type="ifc:IfcLabel" use="optional"/>
</xs:extension>
</xs:complexContent>
</xs:complexType>
`
EXPRESS Specification
`ENTITY IfcAddress
ABSTRACT SUPERTYPE OF(ONEOF(IfcPostalAddress, IfcTelecomAddress));
Purpose : OPTIONAL IfcAddressTypeEnum;
Description : OPTIONAL IfcText;
UserDefinedPurpose : OPTIONAL IfcLabel;
INVERSE
OfPerson : SET [0:?] OF IfcPerson FOR Addresses;
OfOrganization : SET [0:?] OF IfcOrganization FOR Addresses;
WHERE
WR1 : (NOT(EXISTS(Purpose))) OR
((Purpose <> IfcAddressTypeEnum.USERDEFINED) OR
((Purpose = IfcAddressTypeEnum.USERDEFINED) AND
EXISTS(SELF.UserDefinedPurpose)));
END_ENTITY;

EXPRESS-G diagram

`

References: IfcOrganization IfcPerson IfcObjectReferenceSelect

Link to this page