[Mulgara-dev] Exception for missing graphs in mulgara.

[Amit Kapoor]

Hi Paul,

On Fri, Jan 09, 2009 at 09:17:01AM +1100, Paul Gearon wrote:
[snip]
> >    Does it really matter in that case whether the lookup is failing because of
> >    it being un-registered in system graph or un-registered scheme from an
> >    end-user perspective? Wouldn't they be able to figure out what the
> >    registration scheme they want if they are notified that the 'Could not
> >    locate resolver for graph <uri>. Missing in both system graph and/or scheme
> >    map.' or something like that?
> 
> I think that message is more useful for developers, but less useful
> for users. Users shouldn't need to know about resolvers.

    Agreed.

> I'd rather tell them that Mulgara doesn't have the graph in storage,
> and when it used the scheme ("local") then it didn't understand what
> to do. This is subtly different to saying that it doesn't have the
> graph in storage, and when it used the scheme (e.g. "http") then it
> couldn't be found.

    Sounds good.

    Now when can I have it?...:)

    regards