Avalon Framework 4.0 Released
The Avalon team is proud to announce the 4.0 final
release of the Avalon Framework.
The Avalon project is Apache's Java Server Framework.
It is separated into six sub projects: Framework,
Excalibur, LogKit, Cornerstone, Phoenix, and Testlet.
Its purpose is to simplify server side programming
for Java based projects. It formalizes serveral
best of breed practices and patterns for server side
For more information about Avalon, please go to
About Avalon Framework 4.0
The Avalon Framework formalizes the contracts and
patterns used in the other Avalon projects. It is
derived from modern software engineering techniques
and aims to provide a solid basis on which to build
server products. Avalon Framework is used by projects
like Apache Cocoon (http://xml.apache.org/xml-cocoon2
and Jesktop (http://www.jesktop.org
For more information about Avalon Framework 4.0, please go to http://jakarta.apache.org/avalon/framework
ChangeLog for Avalon Framework 4.0
*) Added new method to Component Manager and Selector
for discovering if a Component exists inside or not.
Also augmented the default versions with the basic
implementation to discover them. [BL]
*) Added stylesheet to convert Stylebook markup to
DocBook markup. [BL]
*) Changed the documentation build process to use Cocoon
to build the site. [BL]
*) Added new "Developing with Avalon" book in DocBook
*) Added Executable interface to activity package. [PD]
*) Updated Resolvable interface to allow a ContextException
to be thrown on failure. [PD]
*) Add a makeReadOnly() method to the default implementations
of Configuration, Context and ComponentManager.
Calling this method after the respective object
has been filled will make the object read-only. This
is a safety precaution to stop code performing unwanted
*) Updated the javadocs of many of the classes. [PD]
*) Update documentation so that it is more accurate
and descriptive. [BL]
Downloads for Avalon Framework 4.0 available at