DATA-GEN Archives - IT Jungle

Guru: Web Services, DATA-INTO and DATA-GEN, Part 3

July 12, 2021 Jon Paris

In this tip I’m going to discuss some of the options used with DATA-GEN and DATA-INTO to deal with the fact that element names in JSON and XML frequently contain characters that are not legal in RPG names.

This is important because RPG’s -INTO and -GEN operations rely on names to map elements. So if the document we are processing uses names that are not legal in RPG how can we handle that? As you will see, when dealing with -INTO operations they are quite easily handled. DATA-GEN, on the other hand, presents a different problem and we will get …
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Guru: Web Services, DATA-INTO and DATA-GEN, Part 2

April 12, 2021 Jon Paris

In Part 1 of this series I discussed the use of DATA-GEN and DATA-INTO to create “blog entries” via a web service. This time I am going to focus on using the GET HTTP method to retrieve blog entries. As you will see the basic process is very similar.

I am going to start by retrieving a single blog post, but rather than retrieve all of the data associated with the post I will show you how to restrict processing to specific elements. I will then move on to look at two approaches to processing multiple posts. The first processes …
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