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- JSP: The portal framework uses Java Server Pages to facilitate the intermixing of markup language code required by a web browser and programming language code that leverages the underlying Java Runtime environment. If you want to change the look and feel of the portal substantially, you'll have to edit Java Server Pages, so you should understand how to use JSP syntax correctly. For those looking for a tutorial on JSP, (Manning) is an excellent choice.
- Servlets. JSP works as an abstraction layer on top of the Java Servlets API and because of this, experience writing servlets will come in handy. Several programming 'idioms' in the portal code originated with Servlet programming. Although now a little dated, (Hunter1998) is a great tutorial on Java Servlets. The publisher expects to release a new edition soon.
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