I'm having trouble putting my hands on createPlainLiteral. I see it in ResourceFactory, but not model. Do I just call it from there.
On Fri, Dec 10, 2010 at 1:38 PM, Ian Dickinson <[email protected]> wrote: > Hi Benson, > > On 10/12/10 18:18, Benson Margulies wrote: >> >> To be clearer, the resulting OWL RDF has >> rdf:datatype="http://www.w3.org/2001/XMLSchema#string"; >> attributes, and then tdbdump shows ^^ suffixes. >> >> On Fri, Dec 10, 2010 at 12:20 PM, Benson Margulies >> <[email protected]> wrote: >>> >>> Andy, >>> >>> I'm having trouble getting rid of all my ^^ noise. >>> >>> I run Jena schemagen against an Ontology that has no type annotations, >>> I don't see any in the output of schemagen, but calls to >>> >>> entityRef = model.createIndividual(entityUri, oclass); >>> entityRef.addLiteral(Rex.hasEntityDetectionSource, source); >>> entityRef.addLiteral(Rex.hasNormalizedText, normalizedText); >>> entityRef.addLiteral(Rex.hasOriginalText, rawText); >>> >>> end up adding the ^^ and the string data type. > > If you look at the Javadoc for Resource.addLiteral, there's no overloaded > type signature for addLiteral( Property, String ). Which means that you're > actually invoking this method: > > http://openjena.org/javadoc/com/hp/hpl/jena/rdf/model/Resource.html#addLiteral(com.hp.hpl.jena.rdf.model.Property,%20java.lang.Object) > > which says: > > """ > Add the property p with the typed-literal value o to this resource, ie add > (this, p, typed(o)) to this's model. Answer this resource. The typed literal > is equal to one constructed by using this.getModel().createTypedLiteral(o). > """ > > You want either: > > entityRef.addProperty(Rex.hasEntityDetectionSource, source); > > or > > entityRef.addLiteral(Rex.hasEntityDetectionSource, model.createPlainLiteral( > source )); > > Ian >
