Re: MI Programming

Bruce,

I think it's STILL the only way to interegate the interactive user index
space...ie, if you need to know what OV document a person was last in,
etc., that's were it's kept...and we asked for a API into this YEARS ago,
but are still waiting...



On Fri, 20 Mar 1998 bvining@VNET.IBM.COM wrote:

> Rich,
> 
> Though I realize your view example was just that, an example, I can't
> resist the opportunity to plug the Retrieve Data Queue Message (QMHRDQM)
> API which provides a non-destructive read of one or more messages from
> a data queue.
> 
> I do agree with you that MI is still a viable and effective mechanism
> for solving some of the problems developers run into.  Prior to V4R2
> for instance, MI was the only way to access system mutex support.
> 
> Bruce Vining
> 
> >
> >...
> >In general, I use MI only when a job cannot be done in RPG or CL at all, or
> >sometimes cleanly.  As an example, some time ago I needed to view the
> >contents of a data queue, and no mechanism was available.  Certainly I could
> >have pulled each entry off the queue, and then re-inserted it, but that
> >caused sequencing problems.  I could have also dumped the queue object, and
> >tried to interpret the spooled file.  I considered these methods messy
> >solutions at best.  A clean solution, IMO, was an MI program written around
> >MATQMSG.
> >
> >So, I believe MI is still a viable and effective mechanism for solving
> >problems, thus my desire to be proficient.
> >
> >Regards,
> >Rich
> >
> 
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