From OpenNMS

License

The OpenNMS development team has been granted an OpenSource License for Intellij's IDEA. This unfortunately means it is not free for the entire community, but yet a very valuable tool.

Availability

http://www.jetbrains.com/idea/download/index.html

Using IDEA

• Features - http://www.jetbrains.com/idea/features/
• Documentation - http://www.jetbrains.com/idea/documentation/documentation.html

How to use it with OpenNMS

- As we use Maven2 - this is a piece of cake.

• Check out the source as normal
• Do a ./compile.pl install idea:idea
• Open up Idea and navigate to your project, open it up.