On Sun, Nov 01, 2015 at 08:38:28PM +0100, Davide Grandi wrote: > > the way for a migration of a whole lot of systems from 'ibm' to > > standard x86-64 based hardware. > > > what capabilities be expected off such a system platform? > > I've worked on the java-html-web services side of a such ibm -> x86-64 > system (a "local" italian ERP). > > They started with a MVS COBOL system, then ported it to AS/400 COBOL. > With screen-scraping libraries came a web application with "hooks" for > host spools and SQL queries management (job queues were handled on host). > After that they added (aside TN-5250 and TN3270 channels) a custom > communication channel for windows COBOL programs (coding screens, > function keys, field contents) and an architecture for jobs, job > queueus and spools (mainly in XML). > > It was a big task, but it still work well today after maybe 20 years. > There are (still today) 4 platforms : mainframe spanning from VSE to > zOS, AS/400, windows and linux, and the core is written in a "portable" > COBOL (and bulk of customers run their system from ONE web server on > the cloud !!!) > > Back to your question, you need (not in that order ...) : > 1) a web interface > 2) a channel from COBOL to web > 3) maybe a screen converter from video maps to interface programs > (with some common area in between) > 4) a job system architecture > 6) a spool architecture > > "And after a while, you can work on points for style" : > - database query system > - web interface "bell and whistles" > - xml batch jobs > - web services > > Watch your step : a drawing of the whole system filled a kitchen > table ... davide, your points for style are simply fantastic. let me think through the whole thing after i have mastered 'cobol' well. btw, would it be kind of nice if the whole system be menu driven instead of the usual toolkit approach as prefered by unix/bsd/linux systems? thanks for taking the time to write in your response, much appreciate your efforts. warm regards, ~mayuresh ------------------------------------------------------------------------------ _______________________________________________ open-cobol-list mailing list open-cobol-list@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/open-cobol-list
