Examples with NulsException io.nuls.core.exception.NulsException used on opensource projects

Example 51 with NulsException

use of io.nuls.core.exception.NulsException in project nuls by nuls-io.

the class GenesisBlock method initGengsisTxs.

private void initGengsisTxs(Map<String, Object> jsonMap) {
    List<Map<String, Object>> list = (List<Map<String, Object>>) jsonMap.get(CONFIG_FILED_TXS);
    if (null == list || list.isEmpty()) {
        throw new NulsRuntimeException(ErrorCode.CONFIG_ERROR);
    }
    CoinTransferData data = new CoinTransferData(OperationType.COIN_BASE, Na.ZERO);
    data.setPriKey(Hex.decode(priKey));
    Na total = Na.ZERO;
    for (Map<String, Object> map : list) {
        String address = (String) map.get(CONFIG_FILED_ADDRESS);
        AssertUtil.canNotEmpty(address, ErrorCode.NULL_PARAMETER);
        Integer nuls = (Integer) map.get(CONFIG_FILED_NULS);
        AssertUtil.canNotEmpty(nuls, ErrorCode.NULL_PARAMETER);
        Integer height = (Integer) map.get(CONFIG_FILED_UNLOCK_HEIGHT);
        Coin coin = new Coin();
        coin.setNa(Na.parseNuls(nuls));
        coin.setUnlockTime(0);
        if (height == null) {
            coin.setUnlockTime(0);
        } else {
            coin.setUnlockHeight(height.longValue());
        }
        data.addTo(address, coin);
        total = total.add(coin.getNa());
    }
    data.setTotalNa(total);
    CoinBaseTransaction tx = null;
    try {
        tx = new CoinBaseTransaction(data, null);
    } catch (NulsException e) {
        Log.error(e);
        throw new NulsRuntimeException(e);
    }
    tx.setTime(this.blockTime);
    tx.setFee(Na.ZERO);
    try {
        tx.setHash(NulsDigestData.calcDigestData(tx.serialize()));
    } catch (IOException e) {
        Log.error(e);
        throw new NulsRuntimeException(e);
    }
    P2PKHScriptSig p2PKHScriptSig = new P2PKHScriptSig();
    Account account = null;
    try {
        account = AccountTool.createAccount(priKey);
    } catch (NulsException e) {
        e.printStackTrace();
    }
    AccountService accountService = NulsContext.getServiceBean(AccountService.class);
    P2PKHScriptSig scriptSig = null;
    try {
        scriptSig = accountService.createP2PKHScriptSigFromDigest(tx.getHash(), account, "");
    } catch (NulsException e) {
        e.printStackTrace();
    }
    try {
        tx.setScriptSig(scriptSig.serialize());
    } catch (IOException e) {
        e.printStackTrace();
    }
    List<Transaction> txlist = new ArrayList<>();
    // tx.setStatus(TxStatusEnum.AGREED);
    txlist.add(tx);
    setTxs(txlist);
}

Example 52 with NulsException

use of io.nuls.core.exception.NulsException in project nuls by nuls-io.

the class UtxoTxInputsValidator method validate.

@Override
public ValidateResult validate(AbstractCoinTransaction tx) {
    UtxoData data = (UtxoData) tx.getCoinData();
    for (int i = 0; i < data.getInputs().size(); i++) {
        UtxoInput input = data.getInputs().get(i);
        UtxoOutput output = input.getFrom();
        if (output == null && tx.getStatus() == TxStatusEnum.CACHED) {
            return ValidateResult.getFailedResult(ErrorCode.ORPHAN_TX);
        }
        if (tx.getStatus() == TxStatusEnum.CACHED) {
            if (!output.isUsable()) {
                return ValidateResult.getFailedResult(ErrorCode.UTXO_STATUS_CHANGE);
            }
        } else if (tx.getStatus() == TxStatusEnum.AGREED) {
            if (!output.isSpend()) {
                return ValidateResult.getFailedResult(ErrorCode.UTXO_STATUS_CHANGE);
            }
        }
        byte[] owner = output.getOwner();
        P2PKHScriptSig p2PKHScriptSig = null;
        try {
            p2PKHScriptSig = P2PKHScriptSig.createFromBytes(tx.getScriptSig());
        } catch (NulsException e) {
            return ValidateResult.getFailedResult(ErrorCode.DATA_ERROR);
        }
        byte[] user = p2PKHScriptSig.getSignerHash160();
        if (!Arrays.equals(owner, user)) {
            return ValidateResult.getFailedResult(ErrorCode.INVALID_OUTPUT);
        }
        return ValidateResult.getSuccessResult();
    }
    return ValidateResult.getSuccessResult();
}

Example 53 with NulsException

use of io.nuls.core.exception.NulsException in project nuls by nuls-io.

the class ConnectionManager method receiveMessage.

public void receiveMessage(ByteBuffer buffer, Node node) {
    List<NulsMessage> list;
    try {
        buffer.flip();
        if (!node.isAlive()) {
            buffer.clear();
            return;
        }
        list = new ArrayList<>();
        while (buffer.hasRemaining()) {
            NulsMessage message = new NulsMessage(buffer);
            list.add(message);
        }
        for (NulsMessage message : list) {
            if (MessageFilterChain.getInstance().doFilter(message)) {
                BaseEvent event = EventManager.getInstance(message.getData());
                MsgLog.info("get(" + node.getId() + "):\n" + Hex.encode(message.getHeader().serialize()) + "--" + Hex.encode(message.getData()));
                processMessage(event, node);
            }
        }
    } catch (NulsException e) {
        // todo
        Log.error(e);
    } catch (Exception e) {
        // todo
        Log.error(e);
        return;
    } finally {
        buffer.clear();
    }
}

Example 54 with NulsException

use of io.nuls.core.exception.NulsException in project nuls by nuls-io.

the class UtxoLedgerServiceImpl method transfer.

private Result transfer(CoinTransferData coinData, String password, String remark) {
    TransferTransaction tx = null;
    try {
        tx = UtxoTransactionTool.getInstance().createTransferTx(coinData, password, remark);
        ValidateResult result = tx.verify();
        if (result.isFailed()) {
            throw new NulsException(result.getErrorCode());
        }
        byte[] txbytes = tx.serialize();
        TransferTransaction new_tx = new NulsByteBuffer(txbytes).readNulsData(new TransferTransaction());
        result = new_tx.verify();
        if (result.isFailed()) {
            throw new NulsException(result.getErrorCode());
        }
        TransactionEvent event = new TransactionEvent();
        event.setEventBody(tx);
        eventBroadcaster.broadcastAndCacheAysn(event, true);
    } catch (Exception e) {
        Log.error(e);
        return new Result(false, e.getMessage());
    }
    return new Result(true, "OK", tx.getHash().getDigestHex());
}

Example 55 with NulsException

use of io.nuls.core.exception.NulsException in project nuls by nuls-io.

the class NulsByteBuffer method readUint32LE.

public long readUint32LE() throws NulsException {
    try {
        long u = Utils.readUint32LE(payload, cursor);
        cursor += 4;
        return u;
    } catch (ArrayIndexOutOfBoundsException e) {
        throw new NulsException(ErrorCode.DATA_PARSE_ERROR, e);
    }
}