Persistence is one of the greatest challenges for building applications. There are many options for building persistence layers. Data Access Objects (DAO) is a popular design pattern for building the ...

The evolution of Web-related technologies has changed the way applications in an organization communicate with customer and partner applications. Like every popular technology, Web services came like ...

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Java champion Adam Bien argues that EJB 3's streamlined component model and persistence handling are worth a second look. Learn the difference of convention over configuration, annotations, dependency ...

Richard Monson-Haefel is the author of Enterprise JavaBeans, 3rd Edition, Java Message Service and one of the world's leading experts on Enterprise Java. He is co-founder of OpenEJB, an open source ...