code: public <S extends Storable> void resync(Class<S> type,
                                              double desiredSpeed,
                                              String filter,
                                              Object... filterValues)
          throws RepositoryException
      {
          resync(type, null, desiredSpeed, filter, filterValues);
      }
docs: Repairs replicated storables by synchronizing the replica repository
  against the master repository.
  
  @param type type of storable to re-sync
  @param desiredSpeed throttling parameter - 1.0 = full speed, 0.5 = half
  speed, 0.1 = one-tenth speed, etc
  @param filter optional query filter to limit which objects get re-sync'ed
  @param filterValues filter values for optional filter