DMN demo extended builtin function for runtime ---------------------------------------------- Key: DROOLS-4899 URL: https://issues.redhat.com/browse/DROOLS-4899 Project: Drools Issue Type: Task Components: dmn engine Reporter: Matteo Mortari Assignee: Matteo Mortari Priority: Major Demonstrate how the developer/user can create a custom FEEL function to access to the DMNRuntime. This in a target application can serve several use cases: * *Introspection*. For instance return information about the environment, like number of models etc. * *Access to Kie API*. For instance to call out to a Stateless Kie Session execution in the same application. (The DMN user is knowledgeable by the spec external invocation shall be side-effect free