Done: https://issues.apache.org/jira/browse/JENA-1030
On Fri, Sep 18, 2015 at 11:00 AM, Martynas Jusevičius <marty...@graphity.org> wrote: > Should we create a ticket for this at least? Let me know if you want > me to do it. > > On Fri, Sep 18, 2015 at 10:55 AM, Dave Reynolds > <dave.e.reyno...@gmail.com> wrote: >> Hi Martynas, >> >> On 18/09/15 09:25, Martynas Jusevičius wrote: >>> >>> I'm on SPIN API 1.3.1 = Jena 2.11.0. >> >> >> Ah, so patching Jena, even Jena2, won't help anyway unless you can upgrade. >> >>> There is no other way of serializing Rules to String though? It would make >>> sense for toString() to do this, but for now I guess I'll need to work >>> around this with my own printer. >> >> >> No there's no separate serializer. It would make sense for the toString to >> be round trippable and if it's just the URIs that are broken then as I say >> that's easy to fix. >> >> I could put a fix in the Jena2 branch if that would help but if you are >> stuck on 2.11.0 then I guess it doesn't actually solve your immediate >> problem. >> >> Dave >> >> >>> On Fri 18 Sep 2015 at 09:58 Dave Reynolds <dave.e.reyno...@gmail.com> >>> wrote: >>> >>>> Hi Martynas, >>>> >>>> On 17/09/15 23:37, Martynas Jusevičius wrote: >>>>> >>>>> Hit send too soon! >>>>> >>>>> When the list is serialized back to String again, I get >>>>> >>>>> [[ inheritance: (?template rdf:type http://graphity.org/gp#Template) >>>>> (?template ?p ?o) (?p rdf:type owl:AnnotationProperty) (?p >>>>> rdfs:isDefinedBy http://graphity.org/gp#) (?subClass rdfs:subClassOf >>>>> ?template) noValue(?subClass ?p) -> (?subClass ?p ?o) ]] >>>>> >>>>> Notice the missing < > brackets on URIs. Reparsing the string gives an >>>>> exception: >>>>> >>>>> com.hp.hpl.jena.reasoner.rulesys.Rule$ParserException: Malformed rule >>>>> At 'http://graphity.org/gp# ) ( ?subClass rdfs:subClassOf ?template ) >>>>> noValue ( ?subClass ?p ) -> ( ?subClass ?p ?o ) ] ] ' >>>>> >>>>> Can you confirm this is a bug? I need to roundtrip Rules from Strings >>>>> to objects and back. >>>> >>>> >>>> There's no guarantee that Rule.toString will round trip, it's just there >>>> for debugging, that's why the javadoc says "Printable string describing >>>> the rule". >>>> >>>> However, it ought to be easy to put <> round the absolute URIs and if >>>> that's enough to give you round tripping then great. >>>> >>>> Can't do this myself at present - I don't have a working built of Jena3, >>>> still on Jena2. Are you on Jena2 or Jena3? >>>> >>>> Dave >>>> >>> >>
