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Developing Enterprise Java Applications with J2EE™ and UML by Cary E. Umrysh, Khawar Zaman Ahmed

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Modeling Other Servlet Aspects

Other aspects of servlets that warrant modeling are servlet forward, servlet include, ServletContext, and Servlet Session Management. The following sections discuss these aspects in more detail.

Servlet Forward

Servlet forward is a special kind of relationship, and modeling it explicitly can help clarify the overall application logic. For example, it can shed light on the flow of the processing logic. In complicated forward chains, the relationship may be indicative of some algorithm being implemented. Two specific approaches help to identify the overall application logic in this regard.

First, on the class diagram, label the relationships between the servlets that invoke forward on other Web components with the ...

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