Thanks Bryan. That should give me plenty to work on tomorrow. I'll write
back if I can't figure it out.

Devin

On Tue, Mar 15, 2016 at 6:11 PM, Bryan Bende <[email protected]> wrote:

> Devin,
>
> This WIki page shows how to create the appropriate dependencies between
> your NAR and the ControllerService:
>
>
> https://cwiki.apache.org/confluence/display/NIFI/Maven+Projects+for+Extensions#MavenProjectsforExtensions-LinkingProcessorsandControllerServices
>
> I also created an example project on GitHub to show a working example:
>   https://github.com/bbende/nifi-dependency-example
>
> Hope that helps.
>
> -Bryan
>
> On Tue, Mar 15, 2016 at 7:33 PM, Oleg Zhurakousky <
> [email protected]> wrote:
>
> > Devin
> >
> > Your problem is most likely in your NAR poms where you may satisfy
> compile
> > dependency but not NAR to participate in class loader runtime
> inheritance.
> > Is there a way to look at your poms and also the general structure of the
> > project?
> >
> > Oleg
> >
> > Sent from my iPhone
> >
> > > On Mar 15, 2016, at 18:51, Devin Fisher <
> > [email protected]> wrote:
> > >
> > > I'm having issues using a standard controller service
> > (DBCPConnectionPool)
> > > that is provided by nifi-dbcp-service-nar. But I'm having issues with
> my
> > > nar. I have included a dependency on nifi-dbcp-service-api in my maven
> > pom
> > > and have used the property description that is the same as ExecuteSQL
> for
> > > the DBCP_SERVICE property. When I load my processor in nifi I don't
> get a
> > > list of DBCPConnectionPool controller service like I expect. I have an
> > > ExecuteSQL processor in the same flow (for testing) and it list the
> > > controller service I created just fine and uses it just fine.
> > >
> > > The problem seems to me (I don't have a development environment to
> > confirm)
> > > that the DBCPService.class that I use in my processor is not seen as
> the
> > > same class object (because of the isolation features of NAR) as the one
> > > that DBCPCOnnectionPool implements. I think I have mostly confirmed
> this
> > by
> > > implementing a dummy controller service that implements DBCPService in
> > the
> > > same NAR as my processor and my processor is able to list it just fine.
> > But
> > > the ExecuteSQL don't list my dummy controller service. So they seem to
> be
> > > considered different classes.
> > >
> > > I think I'm doing something wrong because ExecuteSQL is not in the same
> > nar
> > > as DBCPConnectionPool. So they play nice together somehow but I don't
> see
> > > what I need to do so that my nar works the same way.
> > >
> > > I'm enjoying developing against nifi and sorry if this is a rookie
> > mistake.
> > >
> > > Devin
> >
>

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