Servlets and JSP (Java Server Pages) are the main way that Java is used in the Web today. These are Java programs that run on a Web server that allow HTML content to be dynamically generated (often by querying a database) and then sent via the web to a "client" machine that made the request in the first place. Jorelid's book concentrates on teaching the program architect and designer how to fit the various pieces together, spending as little time as possible on the mechanics of coding.
As the tech reviewer puts it, "Jorelid's perspective is unique and not voiced in any of the popular...