WebSphere Studio Application Developer Version 5 Programming Guide part 3 ppsx

xx WebSphere Studio Application Developer Version 5 Programming Guide
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© Copyright IBM Corp. 2003. All rights reserved. xxi
Preface
This IBM® Redbook is a programming guide for the application development
tool, WebSphere® Studio Application Developer V5. This tool is not only
intended for the Java™ developer, but also for the Web designer who creates
Web pages. The WebSphere Studio Application Developer basic tooling and
team environment is presented along with the development and deployment of
Web applications.
WebSphere Studio Application Developer provides integrated development tools
for all e-business development roles, including Web developers, Java
developers, business analysts, architects, and enterprise programmers. The
customizable, targeted, role-based approach of WebSphere Studio Application
Developer will be characteristic of all new products built on the WebSphere
Studio Workbench. It is well integrated with WebSphere Application Server and
provides built-in server test environments that can be used for testing and
profiling Web applications.
This redbook consists of six parts:
 Introducing WebSphere Studio Application Developer
 Developing applications
 Testing and debugging applications
 Deploying and profiling applications
 Team programming
 Appendixes and additional material

xxii WebSphere Studio Application Developer Version 5 Programming Guide
The team that wrote this redbook
This redbook was produced by a team of specialists from around the world
working at the International Technical Support Organization, Raleigh Center.
Ueli Wahli is a Consultant IT Specialist at the IBM International Technical
Support Organization in San Jose, California. Before joining the ITSO 19 years
ago, Ueli worked in technical support at IBM Switzerland. He writes extensively
and teaches IBM classes worldwide on application development, object
technology, VisualAge® for Java, WebSphere Application Server, and lately
WebSphere Studio products. In his ITSO career Ueli has produced over 25 IBM
Redbooks™. Ueli holds a degree in Mathematics from the Swiss Federal
Institute of Technology.
Ian Brown is a Consultant for ASTECH Solutions Inc. in Aurora, Ontario,
Canada. He has 5 years of experience in the field of information technology, and
2 years of experience in analysis, design and development of Web and J2EE
applications. He holds a degree in Computer Science from the University of
Waterloo. His areas of expertise include application development using the
Eclipse platform, Java, and WebSphere Application Server administration.
Fabio Ferraz is the Chief Consultant for e-Voilà Enabling in Rio de Janeiro,
Brazil. He has years 11 years of experience in the IT field, and 8 of those
dedicated to e-business.
Ian Maik Ueli Fabio Henrik
Preface xxiii
Maik Schumacher is an IT Specialist at IBM Software Services for Lotus® in
Cologne, Germany. He has 9 years of experience in the field of information
technology and he has been with IBM for two years, mainly working on an
architecture of e-business solutions. Maik is a Principal Certified Lotus
Professional and holds a degree in Computer Science with Business from the
University of Applied Sciences in Dortmund, Germany. His areas of expertise are
in software development, e-business, and Internet design.

Henrik Sjostrand is an Advisory IT Specialist working for IBM Sweden since 8
years. He has 12 years of experience in the field of information technology.
During his time with IBM he has had a number of different positions from
consulting and education to pre-sales activities. The last 3 years he has focused
on e-business application development, and WebSphere Application Server
architecture and deployment. Henrik is certified in WebSphere Application
Server 4.0 and holds a Master of Science in Electrical Engineering from
Chalmers University of Technology in Gothenburg, Sweden, where he lives.
Thanks to the following people for their contributions to this project:
Osamu Takagiwa, Joseph Korchmar, Arne Lindquist, and Martin Vojtko, who
wrote the original redbook,
WebSphere Studio Application Developer
Programming Guide
, SG24-6585.
Yvonne Lyon, for technical editing
International Technical Support Organization, San Jose Center
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xxiv WebSphere Studio Application Developer Version 5 Programming Guide
Comments welcome
Your comments are important to us!

We want our Redbooks to be as helpful as possible. Send us your comments
about this or other Redbooks in one of the following ways:
 Use the online Contact us review redbook form found at:
ibm.com/redbooks
 Send your comments in an Internet note to:

 Mail your comments to:
IBM Corporation, International Technical Support Organization
Dept. HZ8 Building 662
P.O. Box 12195
Research Triangle Park, NC 27709-2195
Preface xxv
Summary of changes from SG24-6585
This section describes the technical changes made in this edition of the book and
in previous editions. This edition may also include minor corrections and editorial
changes that are not identified.
Summary of Changes
for SG24-6957-00
for WebSphere Studio Application Developer Version 5 Programming Guide
as created or updated on July 16, 2003.
July 2003, First Edition
This book is a major rewrite of
WebSphere Studio Application Developer
Programming Guide
, SG24-6585. The previous book was based on Application
Developer Version 4, this book is based on Version 5.
This revision reflects the addition, deletion, or modification of new and changed
information described below.
New information
 Support for J2EE 1.3, including EJB 2.0, Servlet 2.3, and JSP 1.2 levels

 New chapters on XML development, EJB development, Web services
development, Struts development, GUI application development
 Filters and listeners in Web development
 Support for DB2® stored procedures
 Component testing in the JUnit chapter
 Usability enhancements for Common Versions System
Changed information
 General update of existing information to Version 5
Deleted information
 Migration—covered very well in the migration guide that is shipped with the
product
 Plugin development—Very good information in a new book:
The Java
Developer’s Guide to Eclipse
(see
“Other publications” on page 818
)
xxvi WebSphere Studio Application Developer Version 5 Programming Guide
© Copyright IBM Corp. 2003. All rights reserved. 1
Part 1 Introducing
WebSphere Studio
Part 1 introduces WebSphere Studio Application Developer with concepts about
the Workbench, tools, workspace, perspectives, and projects.
Part 1
2 WebSphere Studio Application Developer Version 5 Programming Guide
© Copyright IBM Corp. 2003. All rights reserved. 3
Chapter 1. Introduction and concepts
This chapter contains an introduction to the concepts behind Application
Developer. An overview of the features and the WebSphere Studio family is
provided as well. The following topics are discussed:

 Eclipse
 Platform architecture
 Workbench features
 WebSphere Studio products
 What is new in Application Developer Version 5
 Too ls
 Sample code in this book
1