Social Mashup

Article originally published with the BCS in Feb 2009

Legacy applications are often defined as those that work. But how do you address the issue of modernisation of large COBOL code bases many of which often contain key IPR, are difficult to maintain and lack documentation, asks Steve Nimmons CEng FBCS CITP.

There a number of potential approaches to meet the technical and business objectives including stock migration, COTS replacement, service enablement of legacy, reengineering and lift and drop. Each has distinct advantages and disadvantages. ..Continue reading..

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RIP SOA?

SOA isn’t dead it’s just REST’ing

It’s not often you can combine jokes about REST with Monty Python ‘parrot sketch’ references. I am therefore indebted to Anne Thomas Manes over at the Burton Group for proclaiming this week that ‘SOA is dead, long live services‘. There was a rapid response from David Chappell at Oracle, quickly pointing out “SOA is alive and well, no matter what it’s called“, “SOA Still Alive and Well – Sell it to the Business” and serving up some RoI Case Studies to provide quantification of the argument. I was also recently cheering this story from Sandy Carter over at IBM, but my favourite coverage so far has been from Joe McKendrick at ZDNet in his article “New Website for ‘the architecture formerly known as SOA’“. ..Continue reading..

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