public static void recalculateMapper() { BiMapper full = DefaultBiMapper.getInstance(); if (mapper == null || lastRevision < full.getRevision()) { BiMapper m = new BiMapper(full); lastRevision = full.getRevision(); m.unregister(ZonedDateTime.class); m.unregister((new byte[0]).getClass()); m.unregister(Bytes.class); mapper = m; } }