Modern Scala Projects

Building a narrative

Weapons maker X is a weapons manufacturer that caters to the defense needs of client nations across the globe. To us, this weapons maker is simply WMX. Government customer IEX is a typical WMX customer, identified simply as IEX. IEX wants to phase out its aging fighter aircraft with modern fifth-generation replacements. IEX figures are prominently on WMX's past sales data records. Therefore, WMX views IEX as more than just a prospective client. In this scenario, two kinds of actors are evident:

• WMX—supplier of weapons systems products
• Customers like IEX—these are countries that buy X's weapons systems and allocate ratings to them

We now have the contours of an interesting use case. Actors 1 and 2 are useless without ...