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Sams Teach Yourself J2EE™ in 21 Days, Second Edition
book

Sams Teach Yourself J2EE™ in 21 Days, Second Edition

by Martin Bond, Dan Haywood, Debbie Law, Andy Longshaw, Peter Roxburgh
May 2004
Beginner to intermediate
1032 pages
23h 48m
English
Sams
Content preview from Sams Teach Yourself J2EE™ in 21 Days, Second Edition

Web Application Architecture

As you have seen JSPs have several advantages over servlets. They

  • Are quicker to write and develop

  • Focus on the page layout and delegate Java logic to supporting JavaBeans and custom tags (as will be discussed on Day 14)

  • Differentiate the Web page presentation (HTML) from the underlying logic (Java)

  • Can be written by non-Java–aware developers

  • Support a standard error reporting mechanism using the error page directive

However, JSPs do have some downsides:

  • Error identification and correction is complicated by the translate and compile lifecycle.

  • The syntax for manipulating JavaBean objects is clumsy.

  • With JSP 1.2 large volumes of embedded Java scriptlets reduce the maintainability of the page. This problem has been alleviated ...

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Publisher Resources

ISBN: 0672325586Purchase book