Java™ 2 Enterprise Edition (J2EE™) Web Component Developer Exam Cram™ 2 (Exam 310-080)

Chapter 10. Custom Tag Libraries

Terms you'll need to understand:

• Custom tags

• Tag libraries

• Tag library descriptor

• Web deployment descriptor

• Nested tags

• Tag attributes and bodies

• taglib directive

• Custom tag life cycle

Techniques you'll need to master:

• Know the tag library descriptor elements for tag libraries.

• Be able to write a tag library descriptor in XML notation.

• Understand the tag life cycle.

• Identify triggers for event methods (doStartTag, doAfterBody, and doEndTag).

• Identify valid return values for the event methods.

• Understand how to use BODY or PAGE constants in event methods.

• In the custom tag handler, know how to access a given JSP page's implicit variable and the page's attributes.

• Identify methods that return an outer tag handler from within an inner ...