Examples with LockNulsTransaction io.nuls.ledger.entity.tx.LockNulsTransaction used on opensource projects

Example 1 with LockNulsTransaction

use of io.nuls.ledger.entity.tx.LockNulsTransaction in project nuls by nuls-io.

the class UtxoCoinDataProvider method createByTransferData.

@Override
public CoinData createByTransferData(Transaction tx, CoinTransferData coinParam, String password) throws NulsException {
    UtxoData utxoData = new UtxoData();
    List<UtxoInput> inputs = new ArrayList<>();
    List<UtxoOutput> outputs = new ArrayList<>();
    if (coinParam.getTotalNa().equals(Na.ZERO)) {
        utxoData.setInputs(inputs);
        utxoData.setOutputs(outputs);
        return utxoData;
    }
    long inputValue = 0;
    if (!coinParam.getFrom().isEmpty()) {
        // find unSpends to create inputs for this tx
        Na totalFee = Na.ZERO;
        if (tx instanceof UnlockNulsTransaction) {
            totalFee = coinParam.getFee();
        } else {
            totalFee = coinParam.getTotalNa().add(coinParam.getFee());
        }
        List<UtxoOutput> unSpends = coinManager.getAccountsUnSpend(coinParam.getFrom(), totalFee);
        if (unSpends.isEmpty()) {
            throw new NulsException(ErrorCode.BALANCE_NOT_ENOUGH);
        }
        for (int i = 0; i < unSpends.size(); i++) {
            UtxoOutput output = unSpends.get(i);
            UtxoInput input = new UtxoInput();
            input.setFrom(output);
            input.setFromHash(output.getTxHash());
            input.setFromIndex(output.getIndex());
            input.setTxHash(tx.getHash());
            input.setIndex(i);
            inputValue += output.getValue();
            inputs.add(input);
        }
    }
    // get EcKey for output's script
    Account account = null;
    byte[] priKey = null;
    if (coinParam.getPriKey() != null) {
        priKey = coinParam.getPriKey();
    } else if (!coinParam.getFrom().isEmpty()) {
        account = accountService.getAccount(coinParam.getFrom().get(0));
        if (account == null) {
            throw new NulsException(ErrorCode.ACCOUNT_NOT_EXIST);
        }
        if (account.isEncrypted() && account.isLocked()) {
            if (!account.unlock(password)) {
                throw new NulsException(ErrorCode.PASSWORD_IS_WRONG);
            }
            priKey = account.getPriKey();
            account.lock();
        } else {
            priKey = account.getPriKey();
        }
    }
    // create outputs
    int i = 0;
    long outputValue = 0;
    for (Map.Entry<String, List<Coin>> entry : coinParam.getToMap().entrySet()) {
        String address = entry.getKey();
        List<Coin> coinList = entry.getValue();
        for (Coin coin : coinList) {
            UtxoOutput output = new UtxoOutput();
            output.setAddress(address);
            output.setValue(coin.getNa().getValue());
            if (output.getLockTime() > 0) {
                output.setStatus(OutPutStatusEnum.UTXO_UNCONFIRM_TIME_LOCK);
            } else if (tx instanceof LockNulsTransaction) {
                output.setStatus(OutPutStatusEnum.UTXO_UNCONFIRM_CONSENSUS_LOCK);
            } else {
                output.setStatus(OutPutStatusEnum.UTXO_UNCONFIRM_UNSPEND);
            }
            output.setIndex(i);
            P2PKHScript p2PKHScript = new P2PKHScript(new NulsDigestData(NulsDigestData.DIGEST_ALG_SHA160, new Address(address).getHash160()));
            output.setP2PKHScript(p2PKHScript);
            if (coin.getUnlockHeight() > 0) {
                output.setLockTime(coin.getUnlockHeight());
            } else if (coin.getUnlockTime() > 0) {
                output.setLockTime(coin.getUnlockTime());
            } else {
                output.setLockTime(0L);
            }
            output.setTxHash(tx.getHash());
            outputValue += output.getValue();
            outputs.add(output);
            i++;
        }
    }
    // the balance leave to myself
    long balance = inputValue - outputValue - coinParam.getFee().getValue();
    if (balance > 0) {
        UtxoOutput output = new UtxoOutput();
        // todo script
        output.setAddress(inputs.get(0).getFrom().getAddress());
        output.setValue(balance);
        output.setIndex(i);
        output.setTxHash(tx.getHash());
        output.setStatus(OutPutStatusEnum.UTXO_UNCONFIRM_UNSPEND);
        P2PKHScript p2PKHScript = new P2PKHScript(new NulsDigestData(NulsDigestData.DIGEST_ALG_SHA160, account.getHash160()));
        output.setP2PKHScript(p2PKHScript);
        outputs.add(output);
    }
    utxoData.setInputs(inputs);
    utxoData.setOutputs(outputs);
    return utxoData;
}

Example 2 with LockNulsTransaction

use of io.nuls.ledger.entity.tx.LockNulsTransaction in project nuls by nuls-io.

the class UtxoLedgerServiceImpl method lock.

@Override
public Result lock(String address, String password, Na amount, long unlockTime, String remark) {
    LockNulsTransaction tx = null;
    try {
        CoinTransferData coinData = new CoinTransferData(OperationType.LOCK, amount, address, getTxFee(TransactionConstant.TX_TYPE_LOCK));
        coinData.addTo(address, new Coin(amount, unlockTime));
        tx = UtxoTransactionTool.getInstance().createLockNulsTx(coinData, password, remark);
        tx.verify();
        TransactionEvent event = new TransactionEvent();
        event.setEventBody(tx);
        eventBroadcaster.broadcastAndCacheAysn(event, true);
    } catch (Exception e) {
        Log.error(e);
        try {
            rollbackTx(tx);
        } catch (NulsException e1) {
            Log.error(e1);
        }
        return new Result(false, e.getMessage());
    }
    return new Result(true, "OK", tx.getHash().getDigestHex());
}

Example 3 with LockNulsTransaction

use of io.nuls.ledger.entity.tx.LockNulsTransaction in project nuls by nuls-io.

the class UtxoTransactionTool method createLockNulsTx.

public LockNulsTransaction createLockNulsTx(CoinTransferData transferData, String password, String remark) throws Exception {
    LockNulsTransaction tx = new LockNulsTransaction(transferData, password);
    if (StringUtils.isNotBlank(remark)) {
        tx.setRemark(remark.getBytes(NulsContext.DEFAULT_ENCODING));
    }
    tx.setHash(NulsDigestData.calcDigestData(tx.serialize()));
    AccountService accountService = getAccountService();
    if (transferData.getFrom().isEmpty()) {
        throw new NulsRuntimeException(ErrorCode.DATA_ERROR);
    }
    Account account = accountService.getAccount(transferData.getFrom().get(0));
    tx.setScriptSig(accountService.createP2PKHScriptSigFromDigest(tx.getHash(), account, password).serialize());
    return tx;
}