The key to flexible and scalable systems is distributed processing, and a key to distributed processing is code mobility. Michael discusses the Flexible Model View Controller Technique, the Categorizing Business Rules Technique, and the Domain Bean Mobility Technique for architecting and designing multitier systems.
In this new column, Duane focuses on J2EE's server-side scripting language for building dynamic content. Various aspects of JSP development are covered, and readers will learn how to use this technology to its fullest. Recent changes to the JSP API focus on fixing some rough spots in the language, improving custom tags, and better preparing the technology for tool support.