The flow of the book is well managed and its very reader friendly.
This book is definitely a one stop reference for knowing what development tools, editors, libraries available for supporting AJAX in Java web applications.
Comes with 50MB examples source code. The source code has been configured to easily deploy and test using ANT.
This book mostly addresses the freely available AJAX tools.
Since the book is published recently(July06), this book covers many latest AJAX and JAVA Framework products, so its saves your time on finding a right tool for your AJAX based websites.
I don't want to write again the table of contents of this book but want to mention that you will sure learn all the bit and pieces that you need have for setting up a AJAX based java web applications.