Re: [Tracker] Can i directly use Tracker API with application

[Alexandre Mazari <alexandre mazari gmail com>]

Le 24 mai 10 à 13:59, Philip Van Hoof a écrit :

> On Mon, 2010-05-24 at 13:56 +0200, Alexandre Mazari wrote:
> > Hi Ivan,
> > > You can call tracker without any special registration. We provide
> > > libtracker-client as a convenience for C developers (and our command
> > > line tools), wrapping some DBus code and encoding help functions.
> > > So, if your application is in C, use libtracker-client. If it is in
> > > vala or python or other languages with easier DBus integration, go
> > > for the DBus API.
> >
> > Even in higher level languages, it would be great to be able to use
> > the commodities provided by tracker-client and use DBus  
> > transparently.
> > My current use case is making a tracker frontend using SeedKit. based
> > on one of the many existing web-based semantic/linked-data browsers.
> > This could be achieved for most bindings by making tracker-client g-
> > instrospectable, is there any effort in this direction ? Would  
> > patches
> > be welcomed ?
>
> Yes

Ok, I'll have a shot at adding introspection annotations as soon as I  
can. For info, I am investigating exposing the RDF store using the  
Javascript InfoVis ToolKit (http://thejit.org/) over SeedKit (http://live.gnome.org/SeedKit 
).

> > From what I understand your are investigating a direct access to
> > Tracker with your own binary IPC/RMI protocol, tracker-client could
> > hide that transition to client apps developers, being in C or  higher
> > level languages.
>
> Agree. But if we do provide a custom IPC method, then it'll probably
> still be possible to continue using the old over-DBus less fast
> SparqlQuery.
>
> You can look here how it might look (DBus object is called
> TrackerSteroids in this experiment). Note the "experiment" in the  
> branch
> name. No promises if you start working with this!
>
> http://git.gnome.org/browse/tracker/log/?h=dbus-fd-experiment
>
>
> Cheers,
>
> Philip
>
> --
>
>
> Philip Van Hoof
> freelance software developer
> Codeminded BVBA - http://codeminded.be