Tag Archives for " #sample "

RPG example: store webservice reply XML or JSON in IFS

As an RPG Programmer you are probably writing a ton of code to talk to remote webservices out there in internet land. If you are just leaning webservice programming – here is a simple RPG CODE EXAMPLE which talks to a remote webservice (using the open source HTTP API) and stores the reply from the webserice […]

RPG Evolution, Modernization and Refactoring – Step 3 of 4 – Paroling RPG4

Upgrade RPG4 to use free-friendly code standards If we were using Rational Developer/i software we could do this automatically. But as a manual process its simple, if a little tedious. Basically when we are going to skim through the code and replace all indicators with the modern and preferred %FOUND BIF technique: H debug ***************************************************************** […]

RPG Evolution, Modernization and Refactoring – Step 2 of 4 – RPG Three becomes Four

MODERNIZE RPG SOURCE CODE – IBM Command to upgrade RPG3 to RPG4 First step is upgrde the old RPG3 (old style 80 character RPG) to the newer RPGLE format (112 character style). IBM gives us a command to do this and after running UPGRPGSRC (Upgrade RPG Source) on the old source a new member is […]

RPG Evolution, Modernization and Refactoring – Step 1 of 4

I’ve recently been writing all my new programs in RPG Free format. Attending RPGWORLD earlier this year, gave me the impetus to finally commit myself to the new and improved style of RPG coding. I’m currently in contract at a shop that still has twenty year old programs running in production, the developers still write […]

RPG SQL: load all subfile has fixed size of 9999 records

What is a load all subfile? A load all subfile is one in which we generally specify the subfile size as 9999 in the record format itself. However, you may define the subfile size to be less than 9999 in the record format and still load all your subfile at a time. In that situation […]