My recent update could be incomplete. subclipse shows "Incompatible JavaHL library loaded. 1.7.x or later required." on my f16, which means that proper constraint should be added to the package definition.
Created attachment 581797 [details] A patch
Alex released the patch.
eclipse-subclipse-1.8.9-2.fc17 has been submitted as an update for Fedora 17. https://admin.fedoraproject.org/updates/eclipse-subclipse-1.8.9-2.fc17
eclipse-subclipse-1.8.9-2.fc17 has been pushed to the Fedora 17 stable repository. If problems still persist, please make note of it in this bug report.