Datatype restrictions

struct CowlDatatypeRestr

Represents a DatatypeRestriction in the OWL 2 specification.

Pseudo-extends: CowlDataRange

CowlDatatypeRestr *cowl_datatype_restr(CowlDatatype *datatype, CowlVector *restrictions)

Returns a datatype restriction.

Note

You must release the returned object via cowl_release().

Parameters:

• datatype – The datatype that this data range restricts.

• restrictions – Set of facet restrictions.

Returns:

Datatype restriction, or NULL on error.

CowlDatatype *cowl_datatype_restr_get_datatype(CowlDatatypeRestr *restr)

Gets the datatype that this data range restricts.

Parameters:

• restr – The datatype restriction.

Returns:

The datatype.

CowlVector *cowl_datatype_restr_get_restrictions(CowlDatatypeRestr *restr)

Gets the facet restrictions.

Parameters:

• restr – The datatype restriction.

Returns:

The facet restrictions.

struct CowlFacetRestr

Represents a facet restriction used to restrict a particular CowlDatatype.

Pseudo-extends: CowlObject

See also

https://www.w3.org/TR/owl2-syntax/#Datatype_Maps

CowlFacetRestr *cowl_facet_restr(CowlIRI *facet, CowlLiteral *value)

Returns a facet restriction.

Note

You must release the returned object via cowl_release().

Parameters:

• facet – The facet.

• value – The restriction value.

Returns:

Facet restriction, or NULL on error.

CowlIRI *cowl_facet_restr_get_facet(CowlFacetRestr *restr)

Gets the facet.

Parameters:

• restr – The facet restriction.

Returns:

The facet.

CowlLiteral *cowl_facet_restr_get_value(CowlFacetRestr *restr)

Gets the restriction value.

Parameters:

• restr – The facet restriction.

Returns:

The restriction value.