The Web Application
As we know, the J2EE specification addresses the broad topic of building applications across multiple conceptual tiers. Java servlets and JSPs are part of what we referred to in our architecture discussion as the presentation tier or as it is sometimes referred to as, the Web tier. Applications created for the Web tier are considered Web applications and the servlet specification details how these applications can be packaged.
A Web application can be composed of a number of different components, not only servlets and JSPs, but HTML pages and any graphic files those pages may require, in addition to various class files the servlets and JSPs may need. But that may not be all. In addition to these components, various XML configuration ...
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