Hi Daniel,
yes both are unimplemented at this stage, but you have reminded me to push it
up in the feature requests list.
Thanks,
Holger
On Jan 5, 2011, at 3:09 AM, Daniel Mekonnen wrote:
> Greetings,
>
> I've been unable to get default values working for spl:Arguments when
> used in spin functions and templates under TBC-ME
> 3.4.0.v20101130-1222R . When no argument is given, the default value
> never gets applied. Below is a sample function that applies a default
> and a test SPARQL query.
>
> Another note, in spin templates the default value is not applied in
> the spin:labelTemplate . This may be another appearance of the same
> bug, or a feature that has not been implemented. If the later case, I
> would make this a feature request.
>
> thanks,
>
> -Daniel
>
>
> -------8<------------------------------8<-------------------------------------------
> :useDefault
> rdf:type spin:Function ;
> rdfs:label "use default"^^xsd:string ;
> rdfs:subClassOf spin:Functions ;
> spin:body
> [ rdf:type sp:Select ;
> sp:resultVariables (spin:_arg1) ;
> sp:where ()
> ] ;
> spin:constraint
> [ rdf:type spl:Argument ;
> spl:defaultValue "The Default"^^xsd:string ;
> spl:optional "true"^^xsd:boolean ;
> spl:predicate sp:arg1 ;
> spl:valueType xsd:string
> ] .
>
> -------8<------------------------------8<-------------------------------------------
>
> SELECT ?useArg1 ?useDefault
> WHERE {
> LET( ?useArg1 := :useDefault("hello") ) .
> LET( ?useDefault:= :useDefault() ) .
> }
>
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