Intellij include src files in jar file

did you try this

http://blogs.jetbrains.com/idea/tag/artifacts/

basically you

1. right click on the project
2. select Open Module Settings

3. add a build artefact of type jar. You should see something like

4. Now in the build menu option you can build the jar.

I figured it out...

Click the '+' button in the 'output layout' tab -> include directory contents -> select your src directory. That did it