Utility trees and quality attributes
I recently answered this question in Stackoverflow : What is an utility tree and what is it’s purpose in case of Architecture tradeoff analysis method(ATAM)? I did answer the question there but here’s a better explanation with lots of examples base on the initial version for chapter 1 of SOA Patterns (which didn’t make it into the final version of the book). There are two...
Read MoreSAF – Evaluation part II – the “Formal Methods”
Onthe previous post on architecture evaluation I talked about evaluating a candidate architecture in code. This post is dedicated to evaluation on paper. I remember one system I was working on, I was keen on making the architecture asynchronous and message oriented (it was all circa 2001 by the way) However, I was new on the team and my role (as the project’s architect) wasn’t well...
Read MoreSAF – Architecture Evaluation (Introduction)
I said in “what’s Software architecture” – architecture is both an early artifact and it also represents the significant decisions about the system – or to sum it up ”Architecture is the decisions that you wish you could get right early in a project.” (Ralph Johnston*). That is exactly why I made evaluation one of the key steps in SAF. We want to...
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