Hi Rinke, I think you would get a node if you used DataNode function instead:
<cs:var name="treatment1Name" expr="DataNode(treatmentData,'treatments/treatment[1]/name')" /> Could you try that? Regards, Woonsan On Thursday, October 2, 2014 3:53 AM, R.C. Hoekstra <r.c.hoeks...@erasmusmc.nl> wrote: > > >Hi list, Hi people @ scxml commons, > >Can I pass datamodel nodes to a rootContext var, in order to process it in >java? > >like this: ><target event="bla" cond="agent.check(datamodelNodeRef)" .../>, >where: >* agent is an object of a java class made available to the RootContext, having >a check method returning Boolean. I want this check method to evaluate the >datamodelNode, in order to return true or false depending on elements. >* datamodelNodeRef is a reference to some node in the datamodel. > >I managed to pass final nodes as string here, like this: > ><cs:var name="treatment1Name" >expr="Data(treatmentData,'treatments/treatment[1]/name')" />, ><transition ... cond="agent.check(treament1Name)"... > >where the treatments/treatment[1]/name is a final node. > > >However, I would like to pass non final nodes of the datamodel, but everything >seems to be evaluated as strings first, before it is passed into the method of >the context var. > >Hope you can give me a clue. > >And, if these kind of constructions are possible, how would they do in terms >of performance? > >thanks, Rinke > > > >
