The more detailed information about platforms, versions, compilers can be found here.
The Objectivity
supported platforms, here at CERN, are common to the rest of the components
in the LHC++ tree. You should always check
that you have the platform required and
the correct version of the C++ compiler (if you plan to use the C++ binding)
and JDK ( if you plan to use the java binding).
Objecitivity 5.1.2 and Objectivity 5.2 runs on the LHC++ Sept99 Release platforms