HI Holger, Thank you.
Ths is exactly what i need. I will try to do it on EVN 5.3
On Tuesday, March 28, 2017 at 11:35:25 AM UTC+2, Holger Knublauch wrote:
>
> Ok, that sounds like a new topic, so I have changed the subject line :)
>
> In order to set a default value for a property, and have this default
> value used by EVN, you can use SHACL in TopBraid 5.3. Create a property
> constraint such as in the following screenshot:
>
>
>
> Any newly created instance of the class (here: Concept) will have false as
> the default value for that property. Already existing instances created
> before the constraint was defined remain unaffected.
>
> Alas, I just noticed that this is not handled correctly in the beta
> release of 5.3, in case you relied on that. It should work there in the
> Ontology editor already.
>
> Does this look similar to what you have tried?
>
> HTH
> Holger
>
>
>
> On 28/03/2017 18:10, Ilya Ushakov wrote:
>
> Additionally,
> I would like to create new property of xsd:boolean type for skos:Concept.
> I need that the property has false value by default.
> I created field with:
> rdf:type: rdf:Property
> rdfs:domain skos:Concept
> rdfs:range xsd:boolean.
> I added sh:defaultValue property and set it to false.
> But in evn default value hasn;t been appeared.
> So, Is it possible to add new property with default value?
>
> On Tuesday, March 28, 2017 at 8:15:55 AM UTC+2, Ilya Ushakov wrote:
>>
>> Hi Holger,
>> Yes. I did it. Everything works fine. Thank you for your advice
>>
>> On Friday, March 24, 2017 at 2:51:36 PM UTC+1, Ilya Ushakov wrote:
>>>
>>> Hi everyone,
>>> I need to have calculated field on skos:concept named displayLabel.
>>> The value of displayLabel should be concatenation of "skos:prefLabel"
>>> and "comment" fields.
>>> For this goal I made next:
>>> 1. Created comment and displayLabel properties
>>> Both of them have:
>>> rdf:type owl:DatatypeProperty.
>>> rdfs:domain skos:Concept.
>>> rdfs:range xsd:string
>>>
>>> 2. On skos:Concept I created spin:rule:
>>>
>>> CONSTRUCT {
>>> ?this tr:displayLabel ?displayLabel .
>>> }
>>> WHERE {
>>> BIND (trevn:displayLabelVal(?this) AS ?displayLabel) .
>>> BIND (smf:trace("INFO: displayLabel {?1}", ?displayLabel) AS
>>> ?dummy) .
>>> }
>>>
>>> the code of magicProperty trevn:displayLabelVal:
>>>
>>> SELECT ?displayLabel
>>> WHERE {
>>> ?arg1 skos:prefLabel ?label .
>>> OPTIONAL {
>>> ?arg1 trevn:comment ?comment .
>>> } .
>>> BIND (smf:if(bound(?comment), smf:buildString("{?label}
>>> {?comment}"), ?label) AS ?displayLabel) .
>>> }
>>>
>>> 3. I created test taxonomy and open it in TopBraid Composer.
>>>
>>> When i run inside TopBraidComposer (Inference->Run Inference)
>>> everything works fine.
>>>
>>> 4. When it runs inside EVN (after deploying), nothing is happening.
>>> I even see nothing in tomcat logs.
>>> Apparently spin:rule was not being executed.
>>> I added graph with my properties to "includes" on General tab of
>>> taxonomy, but there were no any effects.
>>> So, is it possible to run spin:rules on skos:Concept instances? If, yes,
>>> what i did wrong?
>>>
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