This page has information on the list of softwares and tools needed for OLE project development. In addition individual user accounts will need to be setup appropriately which will be detailed in the steps below.
1. Software: Eclispe Developers may download the latest versions of the software from the individual sites, or alternatively check out the OLE codebase from subversion (Step 3) which also has the necessary tools.
Eclispe (http://www.eclipse.org/downloads/)
...
Repository URL - https://svn.kuali.org/repos/ole/trunk
4.