You wont file the .java file - the .class file is bundled in the cc_foundation.jar (which on my 7.2.1 system is located in .../ApplicationContainer/server/default/deploy/iw-cc.war/WEB-INF/lib/) - you can then use a java decompiler to look at the code.
-Vin
You wont file the .java file
In this very specific case, you're in luck actually./iwadmin/main/spars/WORKAREA/Installed/foundation/toolkit_src/src/com/interwoven/livesite/component/foundation/internal