Mike Oara

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The operations of many large organizations rest on large applications that are characterized as "legacy." To increase flexibility or reduce costs businesses are looking to modernize these applications, for instance, via renovation, introducing an SOA architecture, or even re-implementing in a new environment. No matter which approach is taken, it's important to salvage as much knowledge and logic as possible from the legacy application. Unless the application's function is obsolete recovering functional knowledge (what does the application do?) and structural knowledge (how does it do it?) can accelerate the modernization effort. A parallel can be drawn with renovating a building, since modernization can involve gradual changes to the building's internal structure, say, larger doors, or complete demolition and reconstruction. In both cases blueprints of the buildin... (more)