Spring in Practice

Preface

I started using Spring in 2004 after having used Enterprise JavaBeans 2 (EJB) for a couple of years. Unlike many who made the jump in those early days, I don’t have any EJB horror stories to recount. My EJB project was too small to have had any serious technology issues—pretty much any technology would have worked. Although I never fell in love with EJB, my team was able to make it work, so we didn’t have any major complaints.

In 2004 I took a job with a new employer where everybody was using Spring. It was immediately clear to me that Spring’s POJO- and injection-based approach was simpler to use than EJB and that it resulted in cleaner code. Moreover, our Spring apps were supporting thousands of concurrent users without issue. Contrary ...