The Maven team is pleased to announce the JCoverage plugin 1.0 release!

http://maven.apache.org/reference/plugins/jcoverage

The Maven JCoverage plugin is a plugin for JCoverage
(http://www.jcoverage.com) that generate test coverage reports.

Features in this version includes:

o Support for JCoverage 1.0.5
 
o Report generation
 
o Merge two or more instrumentation files into one

You can download the JCoverage Maven plugin here:
http://www.ibiblio.org/maven/maven/plugins/maven-jcoverage-plugin-1.0.jar

Have fun!
-Vincent