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From Etienne Robinet <erobi...@apache.org>
Subject Re: ClassCastExcpetion Camel Component
Date Tue, 12 May 2020 07:37:35 GMT
Hi Luskasz,
this is weird. It seems like the class is only exported by the right bundle (135 is the PLC4X:
Camel Integration) https://i.imgur.com/NMGOCPH.png

Etienne

On 2020/05/11 15:12:57, "Robinet, Etienne" <43823@etu.he2b.be> wrote: 
> Hi,
> well I know I have it in my blueprint (to create the List) and in the
> Camel-Integration Bundle. Guess I will have to figure out a workaround
> 
> Etienne
> 
> Le lun. 11 mai 2020 à 15:31, Łukasz Dywicki <luke@code-house.org> a écrit :
> 
> > Look where TagData class is defined. Under Karaf you can try:
> > package:exports | grep org.apache.plc4x.camel
> >
> > I suspect that you have org.apache.plc4x.camel.TagData type defined in
> > two places at runtime. It causes a friction when you break boundaries
> > and use TagData from one source in another context.
> >
> > Best,
> > Łukasz
> >
> >
> > On 11.05.2020 14:22, Etienne Robinet wrote:
> > > Hi Luskasz,
> > > So this could be that the TagData class is in the blueprint bundle and
> > the Camel bundle ? And that’s why this error is happening?
> > >
> > > Etienne
> > >
> > >> Le 11 mai 2020 à 14:06, Łukasz Dywicki <luke@code-house.org> a
écrit :
> > >>
> > >> Hey Etienne,
> > >> This problem is likely to happen if you have two implementations of EIP
> > >> driver at the same time. Java distinguish classes also by class laoder.
> > >> If you have the same class loaded from two different classloaders - then
> > >> you will experience troubles like "class A is not instance of A" as well
> > >> as "A can not be cast to A".
> > >>
> > >> Good luck,
> > >> Łukasz
> > >>
> > >>
> > >>> On 11.05.2020 11:59, Etienne Robinet wrote:
> > >>> Hello guys,
> > >>> I've been trying to use the Scraper with the Camel component. I tried
> > to run a test code in Karaf but I get this error:
> > >>> https://i.imgur.com/ABAWJ8l.png
> > >>>
> > >>> The TagData class is used to store the Alias, Query and Values of the
> > tags we want to read. In order to use it with the Scraper, I need a
> > Map<String,String> with the aliases and queries. So I added this static
> > method:
> > >>> https://i.imgur.com/CxplPOr.png
> > >>>
> > >>> And as you can see it fails at line 121. If anyone has a clue how to
> > solve this, it would be very helpful! :)
> > >>>
> > >>> Etienne
> > >>>
> >
> 

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