RE: Free format sql, was: Nice trick for easy viewing free-form RPG and embedded SQL

> -----Original Message-----
> From: rpg400-l-bounces@xxxxxxxxxxxx
> [mailto:rpg400-l-bounces@xxxxxxxxxxxx]On Behalf Of Carel Teijgeler
> Sent: Tuesday, July 19, 2005 2:09 PM
> To: rpg400-l@xxxxxxxxxxxx
> Subject: RE: Free format sql, was: Nice trick for easy 
> viewing free-form
> RPG and embedded SQL
> 
> 
> Rob,
> 
> Good arguments, and I agree totally.
> 
> I, too, wonder why a lot are tending to write set- and 
> get-methods with file I/O. Either they read the same record 
> many times to get each and every single value, or they use a 
> global variable somewhere, which is an absolute "No! No!!" in 
> their design principles, hence the use of those methods.

I disagree that the use of module level global variable is a no, no.

I consider global module variables to be the equivalent of a class' private 
variables.

The important design consideration is that you access the global variable only 
through an appropriate (possibly non-exported) getter/setter.


Charles Wilt
--
iSeries Systems Administrator / Developer
Mitsubishi Electric Automotive America
ph: 513-573-4343
fax: 513-398-1121