Q: Does Clover 1 integrate with Maven?
There is a Clover Plugin for Maven and Maven2 — both are independent open source developments supported by Cenqua/Atlassian. See the Maven website for details.
Q: Does Clover 2 integrate with Maven?
Atlassian has brought Maven plugin development in-house. The Maven plugin remains open source. See the instructions for using Clover with Maven 2