Chapter 23. Integrating Custom Code with JSTL

In addition to providing a powerful set of JSP actions, the JSTL specification also contains a number of classes and interfaces for setting defaults for the JSTL actions and for developing custom actions that integrate nicely with JSTL actions. Another component of the JSTL specification is a couple of generic tag library validators you can use to enforce policies in your application, such as preventing scripting elements and restricting the set of tag libraries that can be used.

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