WebSphere Application Server - IBM Redbooks

The tag library provides functions that you would otherwise have to implement
separately in each JDBC application, such as caching the rows of a result set in
memory, and executing updates or deletes on rows of the result set.
I18N tag library (from Jakarta)
The I18N custom tag library contains tags that help manage the complexity of
creating internationalized Web applications.
DateTime tag library (from Jakarta)
The DateTime custom tag library contains tags that can be used to handle
date-and time-related functions. Tags are provided for formatting a date for
output, generating a date from HTML forum input, using time zones, and
localization.
Mailer tag library (from Jakarta)
This custom tag library is used to send e-mail.
String tag library (from Jakarta)
This custom tag library is used to manipulate Strings.
Utility tag library (from Jakarta)
The utility custom tag library contains examples of some basic tags. It illustrates
several custom tag library code techniques.
JSP standard tag library (from Jakarta)
JSTL is the standardized set of custom tag libraries that are slated to become
part of the JSP standard. JSTL will replace many of the current Jakarta tag
libraries. Examples of such features are listed below. However, there are many
additional features available.
► Basic logic and flow control tags (if, choose, forEach, etc.)
► Access to implicit server objects (params, session, etc.)
► Reduced scriptlets and use of scoped variables
► Date formatting tags
9.2.5 Tag libraries used in the example sample applications
In addition to the tag libraries you can select when you create a Web project,
Studio Site Developer also includes a few tag libraries in the sample projects. If
you see one you want to use, you can load the sample and import the JAR file
from the WEB-INF/lib directory.
Table 9-4 on page 300 shows the tag libraries used in the examples applications.
Chapter 9. Using tag libraries 299