EXTERNALCALLOUT enables you to call an external application to add data to your interactive flowchart. EXTERNALCALLOUT can return whatever you have created the callout to do. You must write this callout in
Java™ using the ExternalCallout API. For more details, see the
IBM® Interact Developer's Guide.
Calls the callout getStockPrice passing the name of the stock, UNCA, as the argument. This user defined callout returns the stock price as defined by the callout.