Contributing to Eclipse: Principles, Patterns, and Plug-Ins is therefore significantly more than a book about how to write plug-ins for the Eclipse framework. The book - by software teacher Erich Gamma pattern and "extreme programming" exponent Kent Beck - explain how the new Eclipse modules should interact with elements of existing software, and make themselves further extensible. The emphasis of this book on the community, and help the Eclipse project grow and thrive. That said, this book is an excellent how-to guide. As you would expect from a book involving Gamma, discussions pattern emerged with increasing frequency to the conclusion the book, allowing readers to expand the authors share wisdom and understanding Wall Eclipse design better. - David Topics covered: How to extend the Eclipse development environment - both in the narrow sense to write code that makes software to do something new, and in a broad sense to participate in the Eclipse community.