What this book is:

* A compendium of one or two hundred architectural patterns.
* A classification (taxonomy) of architectural patterns.
* The first large generic pattern language since volume 4 of Pattern-Oriented Software Architecture.
* A step towards the ubiquitous language of software architecture.

What this book is not:

* A review of modern technologies.
* A cookbook (decision tree) of ready-made recipes.
* A guide through system design interviews.
* A detailed pattern catalogue.