Examples with MerkleBranch co.rsk.peg.bitcoin.MerkleBranch used on opensource projects

Example 11 with MerkleBranch

use of co.rsk.peg.bitcoin.MerkleBranch in project rskj by rsksmart.

the class Bridge method getBtcTransactionConfirmations.

public int getBtcTransactionConfirmations(Object[] args) throws VMException {
    logger.trace("getBtcTransactionConfirmations");
    try {
        Sha256Hash btcTxHash = Sha256Hash.wrap((byte[]) args[0]);
        Sha256Hash btcBlockHash = Sha256Hash.wrap((byte[]) args[1]);
        int merkleBranchPath = ((BigInteger) args[2]).intValue();
        Object[] merkleBranchHashesArray = (Object[]) args[3];
        List<Sha256Hash> merkleBranchHashes = Arrays.stream(merkleBranchHashesArray).map(hash -> Sha256Hash.wrap((byte[]) hash)).collect(Collectors.toList());
        MerkleBranch merkleBranch = new MerkleBranch(merkleBranchHashes, merkleBranchPath);
        return bridgeSupport.getBtcTransactionConfirmations(btcTxHash, btcBlockHash, merkleBranch);
    } catch (Exception e) {
        logger.warn("Exception in getBtcTransactionConfirmations", e);
        throw new VMException("Exception in getBtcTransactionConfirmations", e);
    }
}