1. Home
  2. Entities
  3. Properties
  4. geosparql:isEmpty

geosparql:isEmpty leaf node

URI

http://www.opengis.net/ont/geosparql#isEmpty

Types

owl:DatatypeProperty, rdf:Property

Label

is empty

Description

(true) if this geometric object is the empty Geometry. If true, then this geometric object represents the empty point set for the coordinate space.

Usage

DOMAINPROPERTYRANGE
geosparql:Geometry geosparql:isEmpty xsd:boolean

Implementation

@prefix : <http://www.opengis.net/ont/geosparql#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix spec11: <http://www.opengis.net/spec/geosparql/1.1/specification.html#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

:isEmpty a rdf:Property,
        owl:DatatypeProperty ;
    rdfs:domain :Geometry ;
    rdfs:isDefinedBy :,
        <http://www.opengis.net/spec/geosparql/1.0/req/geometry-extension/geometry-properties>,
        <http://www.opengis.net/spec/geosparql/1.1/req/geometry-extension/geometry-properties> ;
    rdfs:range xsd:boolean ;
    skos:definition "(true) if this geometric object is the empty Geometry. If true, then this geometric object represents the empty point set for the coordinate space."@en ;
    skos:example spec11:B.1.2.3 ;
    skos:prefLabel "is empty"@en .