code: private static String getClassnameFor(String platform)
      {
          String pf = "Default";
          if (platform != null)
          {
              pf = platform;
          }
          return "org.apache.ojb.broker.platforms.Platform" + pf.substring(0, 1).toUpperCase() + pf.substring(1) + "Impl";
      }
docs: compute the name of the concrete Class representing the Platform
  specified by <code>platform</code>
  @param platform the name of the platform as specified in the repository