is there some utility function here in the code base now already to do
this, or do I still need to roll my own here?
On Tue, Jul 30, 2013 at 4:25 PM Andy Seaborne <a...@apache.org> wrote:
> On 30/07/13 10:13, Arthur Vaïsse-Lesteven wrote:
> > Hi,
> >
> > I would like to know if Jena offers a way to detect the type of an
> unknow SPARQL request ?Starting from the query string.
> >
> > At the moment the only way I succed to code it without "basic parsing"
> of the query ( sort of thing I prefer avoid, manually parsing string with
> short function often create errors )
> > looks like this :
> >
> > [...]
> > String queryString = "a query string, may be a select or an
> update";
> >
> > try{
> > Query select = QueryFactory.create(queryString);
> > Service.process_select_query(select);//do some work with
> the select
> > }
> > catch(QueryException e){
> > UpdateRequest update = UpdateFactory.create(queryString);
> > Service.process_update_query(update);//do some work with
> the update
> > }
> > catch(ProcessException e){
> > //handle this exception
> > }
> >
> > [...]
> >
> > So is it possible ? Or not ?
>
> Not currently.
>
> You could use a regexp to spot the SELECT/CONSTRUCT/DESCRIBE/ASK keyword
> coming after BASE/PREFIXES/Comments.
>
> Andy
>
>
--
---
Marco Neumann
KONA
