Paul,
doesn't BranchByAsk with ASK WHERE { FILTER (?var = "rdf") } work?
If others have the same requirement, I welcome suggestions on how to
make this more user friendly.
Thanks,
Holger
On Jun 18, 2009, at 3:51 AM, PaulZH wrote:
>
> Scott,
>
> I discovered the reason why the two ASK queries did give different
> results.
>
> The collection of triples queried with the ASK within the SPARQLMotion
> script is a filtered version of the full graph and the triples queried
> for do not exist anymore.
> Hence the query always evaluates to false.
>
> Anyhow the BranchByAsk felt unnatural for what I need.
> In fact I need a branch functionality based on a variable value.
> if ?var = "rdf" then ... else ....
>
> But I do not see a standard module (BranchByValue) that allows me to
> do this.
> Any suggestion?
>
>
> Paul
>
> On Jun 17, 10:14 pm, Scott Henninger <[email protected]>
> wrote:
>> Paul; If you look at the console, it will state which modules are
>> being executed. That will provide a direct way of confirming whether
>> or not the 'if' branch is being followed.
>>
>> -- Scott
>>
>> On Jun 17, 2:45 pm, PaulZH <[email protected]> wrote:
>>
>>> Scott,
>>
>>> On Jun 17, 4:59 pm, Scott Henninger <[email protected]>
>>> wrote:
>>
>>>> Paul; For the most part his looks OK. I wonder if what you really
>>>> want is to compare the user input directly in a FILTER, i.e.:
>>>> FILTER regex(?ext = "rdf")
>>
>>> I'm opent o any better suggestion for the test.
>>
>>>> By "nothing is happening", do you mean that neither the 'if' or
>>>> 'else'
>>>> branches are executing (confirmed via console)?
>>>> -- Scott
>>
>>> The logic should be: if "rdf" then do the transformation to html,
>>> else
>>> do nothing.
>>> If it is "rdf" the transformation to HTML doesn't happen.
>>
>>> I'll put tomorrow something in the else branch just to test.
>>
>>> Paul
> >
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