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Implementing SOA: Total Architecture in Practice by Paul C. Brown

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Chapter 39. Architecture Evaluation

 

Are you a good witch or a bad witch?

 
 --Glinda to Dorothy after Dorothy’s house landed on and killed the Wicked Witch of the East in The Wizard of Oz

Just as Glinda in the Wizard of Oz could not determine whether Dorothy was a good witch or a bad witch (or a witch at all!) simply by taking a look at her, just looking at a system architecture does not provide sufficient information for determining whether the architecture is good or bad. You need to examine the architecture in the context of its intended usage to draw such conclusions.

The purpose of architecture evaluation is to determine the suitability of an architecture before a commitment is made to the design. Partial evaluations, performed frequently ...

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