CallActivity loop on Collection: Expression didn't resolve to type 'Collection'

[StephenOTT]

@valiu take a look at the JSON Spin API Reading JSON | docs.camunda.org. You need to return a collection from the SPIN json.

myJsonVar.elements() would return the collection rather than the SPIN object.

see the following for more detailed explanation:

Pattern Review: DMN Looping for Array Input

Looking for some community feedback: I have a scenario I came across where you have a list you want to iterate through and find all of the matches. The pattern that quickly hacked together was to use DMN to find all of the matches in a Collect List usage of the DMN. Mocked Example: You have a list of “Systems” and you want to get the list of the Managers of those Systems. [image] Notice that you could have the same “Managers” of different systems. In this scenario lets assume that only u…

@MichiDahm When it was stored as type json, its a java object its just not a “collection”, so they have to use the .elements() methods on the JSON SPIN object as per above.