public boolean isGoodForReclaim(@NotNull PageImpl page,
                                    double lowUsefulnessThreshold) {
      int tokensOfUsefulness = page.tokensOfUsefulness();
      return page.isUsable()
             && page.usageCount() == 0
             && tokensOfUsefulness <= lowUsefulnessThreshold;
    }
public boolean isGoodForReclaim(@NotNull PageImpl page,
                                    double lowUsefulnessThreshold)