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Beginning EJB 3: Java EE 7 Edition by Chirag Rathod, Peter Zadrozny, Jonathan Wetherbee, Raghu Kodali

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Preface

Dear Reader,

When we conceived the original edition of this book in 2006, the lightweight EJB 3 API was still in its early stages, yet it was clear to us that the EJB specification designers had at last achieved the right blend of power and usability. Coming from the EJB 2.x world, it was like a breath of fresh air, and reminded us of how it felt to discover Java technology after years of programming C and C++. The EJB component, redefined as an ordinary Java class whose metadata could be declared through Java annotations, and enhanced by the introduction of generics, container injection, and interceptors, became the basis for a much more nimble development model: one that gained elegance through simplicity. Enter the new Java Persistence ...

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