Guru: IBM i, .Net, and XMLSERVICE Program and Subprocedure Calls

September 25, 2017 Richard Schoen

Our businesses have years of existing IBM i legacy applications that contain priceless business logic. We need to re-purpose that code without re-writing so our existing IBM i business logic can be accessed and used by our desktop applications, web applications, web services, and mobile device applications, which often expect JSON or XML-based data. Instead of re-writing your existing business logic, surface it so the code can be called as-is.

For this article we’ll focus on the XMLSERVICE remote program call and remote subprocedure calls that can be used to call existing logic based in existing RPG, COBOL and CL …