Jackie McAlexander

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One of the primary uses of Enterprise JavaBeans (EJBs) is to free developers from routine infrastructure issues such as distribution, security, and persistence so they can concentrate on business logic. This recognizes that the truly valuable part of an application is the set of data and control flows that implement its business functions. The WebSphere Application Server (WAS) has supported EJBs since version 3.0. Placing the business logic of a WebSphere application into the EJB layer should allow the logic to be centralized, understood, reused, and maintained more easily. In theory at least, leveraging EJB container services should simplify development and greatly improve programmer productivity. The reality is usually very different. Many organizations have discovered that delivering systems with this layered architecture is a challenge. In their report, “Puttin... (more)