This is a quick guide to changes between releases of Tapestry. This is meant to provide information on any additions or changes that developers will face after upgrading to the latest version of Tapestry.
It is always advised to perform a full and complete build after upgrading.
You should also check the project-wide release notes for information about bugs fixes and other improvements.
Several methods of ClassFabUtils have been removed. The new method is an improved replacement for the removed methods. These methods were largely used when decorating services, and the new AspectDecorator is even easier.
For TAPESTRY-2421 (compatibility between Tapestry 4 and Tapestry 5), the org.apache.tapestry5.ioc.annotations package was renamed to org.apache.tapestry5.ioc.annotations.