[MOBY-dev] Updating vs generating RDF

[Pieter Neerincx]

Hi Mark and Eddie,

Thanks for the help! It's clear to me now where those seemingly random  
numbers come from :).

Cheers,

Pi

On 19 Oct 2009, at 18:39, Mark Wilkinson wrote:

> Hi Pi!
>
> The answer to your question may be simple, or may be complex,  
> depending on how dramatic your service interface changes are!
>
> In the RDF, the URIs that look like:
> http://biomoby.org/RESOURCES/MOBY-S/ServiceInstances/e0578ca78558ba81463c3e9f59412c9b
>
> are simply hashes designed to be unique to that node, for that  
> service provider, for that service.  This ensures that we don't get  
> node-collisions when we integrate RDF from multiple service  
> providers (as was previously a problem with the auto-naming of  
> bnodes that some RDF libraries did).
>
> So... if you need to edit the content of one of those nodes, just go  
> ahead and edit the content, and leave the node ID intact.  If you  
> need to remove a node, go ahead and remove it, no problem.  If you  
> need to ADD a node, however, then you're going to have to generate a  
> 100% unique ID for that node (unique within all of moby central).
>
> Eddie can tell you how he hashes things to generate that number.
>
> Editing the RDF can be done in any text editor, but you might prefer  
> to do it in Protege or whatever your preferred RDF editor is.
>
> Cheers!
>
> Mark
>
>
>
>
> On Mon, 19 Oct 2009 09:24:55 -0700, Pieter Neerincx <pieter.neerincx at gmail.com 
> > wrote:
>
>> Hi Moby developers,
>>
>> I was wondering if one of you can point me to an easy way to update  
>> the RDF for an already registered moby service?
>>
>> Generating the RDF the first time was easy. I used dashboard and  
>> there's also an online web form linked from the Biomoby website.  
>> But I cannot figure out how to update the RDF. The documentation  
>> tells me I have to update and then either call the RDF agent or  
>> simply wait for the next pass. The latter is easy, but I don't seem  
>> to be able to generate updated RDF for my service with the  
>> dashboard. When I modify my service I can save the service  
>> registration XML without registering, but I cannot save the RDF.  
>> The only way the RDF is generated and saved is  to click the  
>> register service button, but that one fails because the service is  
>> already registered. Clicking unregister service first to reregister  
>> the updated version will fail of course too as you cannot  
>> unregister a service that was registered with an RDF signature URL.  
>> Likewise the online form the generate the RDF cannot be used,  
>> because it only works for existing services.
>>
>> I looked at the RDF to update it manually. I can patch most of it  
>> manually, but there are Description tags like this:
>>
>> 	<rdf:Description rdf:about="http://biomoby.org/RESOURCES/MOBY-S/ServiceInstances/e0578ca78558ba81463c3e9f59412c9b 
>> ">
>>
>> Where do those numbers at the end of the rdf:about attribute value  
>> come from?
>>
>> As far as I can figure out the only way to get my service RDF  
>> updated is to remove the RDF, call the agent to unregister the  
>> service and then to re-register a new one, but I was hoping to find  
>> a more elegant approach :)....
>>
>> Cheers,
>>
>> Pi
>>
>> _______________________________________________
>> MOBY-dev mailing list
>> MOBY-dev at lists.open-bio.org
>> http://lists.open-bio.org/mailman/listinfo/moby-dev
>
>
> -- 
> Mark D Wilkinson, PI Bioinformatics
> Assistant Professor, Medical Genetics
> The James Hogg iCAPTURE Centre for Cardiovascular and Pulmonary  
> Research
> Providence Heart + Lung Institute
> University of British Columbia - St. Paul's Hospital
> Vancouver, BC, Canada
> _______________________________________________
> MOBY-dev mailing list
> MOBY-dev at lists.open-bio.org
> http://lists.open-bio.org/mailman/listinfo/moby-dev

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