class NxtFamilyWallet extends AbstractWallet<NxtTransaction, NxtAddress> implements TransactionEventListener<NxtTransaction> {

    List<Protos.Key> serializeKeychainToProtobuf() {
        lock.lock();
        try {
            return rootKey.toProtobuf();
        } finally {
            lock.unlock();
        }
    }

    public  NxtFamilyWallet(DeterministicKey entropy, CoinType type);
    public  NxtFamilyWallet(DeterministicKey entropy, CoinType type,
                           @Nullable KeyCrypter keyCrypter, @Nullable KeyParameter key);
    public  NxtFamilyWallet(NxtFamilyKey key, CoinType type);
    public  NxtFamilyWallet(String id, NxtFamilyKey key, CoinType type);

}