// The only valid request here is with abort protocol
final Optional<PersistenceProtocol> optProto = request.getPersistenceProtocol();
checkArgument(optProto.isPresent(), "Commit protocol is missing in %s", request);
// The only valid request here is with abort protocol
final Optional<PersistenceProtocol> optProto = request.getPersistenceProtocol();
checkArgument(optProto.isPresent(), "Commit protocol is missing in %s", request);