Note: The code accompanying this article is available for download here.

In my previous tip I introduced you to an RPG Open Access (OA) handler that facilitated writing to a data queue using conventional WRITE operations. As you saw, from the programmer’s perspective they were writing to a disk file. The only difference was that the F-spec included the HANDLER keyword to instruct RPG that the handler was to perform all of the actual I/O operations. This time I am going to describe its companion handler–one that reads from data queues.

Design Considerations

When we write a program that

I derive great satisfaction when something I say benefits someone else. Call me selfish, but I derive as much or more satisfaction when something someone else says benefits me. A case in point occurred when I spoke about SQL recently at the COMMON 2013 Fall Conference and Expo in St. Louis. Anita Corcoran, of StoneMor Partners, in Levittown, Pennsylvania, greatly honored me by coming to hear what I had to say. She shared an SQL tip that I had seen before and forgotten. Today I pass along to you that tip and a few other tips she emailed me.

1.

To better secure your IBM i Access for Windows connections (Access for Windows), you may be required to encrypt your PC5250 Telnet sessions using Secure Sockets Layer (SSL) encryption. If you need SSL encryption for your PC5250 setups, here’s a primer for setting up your IBM i and PC clients to communicate via SSL certificates.

The Overview

Setting up Telnet SSL connectivity between your PCs and your IBM i partition requires you to perform the following configuration steps in your IBM i Digital Certificate Manager (DCM), your network, and on your PCs running IBM i Access for Windows.

On your