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

Example 11 with NulsException

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

the class ContractSdkResource method createContractTx.

@POST
@Path("/sdk/create")
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "create contact transaction")
@ApiResponses(value = { @ApiResponse(code = 200, message = "success") })
public RpcClientResult createContractTx(@ApiParam(name = "createForm", value = "create contact transaction", required = true) CreateContractTx createContractTx) {
    if (!AddressTool.validAddress(createContractTx.getSender())) {
        return Result.getFailed(AccountErrorCode.ADDRESS_ERROR).toRpcClientResult();
    }
    if (createContractTx.getGasLimit() < 0 || createContractTx.getPrice() < 0) {
        return Result.getFailed(ContractErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    if (createContractTx.getUtxos().isEmpty()) {
        // utxo not null and size not zero.
        return Result.getFailed(AccountErrorCode.DATA_PARSE_ERROR).toRpcClientResult();
    }
    Long gasLimit = createContractTx.getGasLimit();
    Long price = createContractTx.getPrice();
    Na value = Na.ZERO;
    long totalGas = LongUtils.mul(gasLimit, price);
    Na totalNa = Na.valueOf(totalGas);
    byte[] senderBytes = AddressTool.getAddress(createContractTx.getSender());
    /**
     * first create a new contract address.
     */
    Address contractAddress = null;
    try {
        contractAddress = AccountTool.createContractAddress();
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed(AccountErrorCode.ADDRESS_ERROR).toRpcClientResult();
    }
    byte[] contractAddressBytes = contractAddress.getAddressBytes();
    // 组装txData
    String contractCode = createContractTx.getContractCode();
    byte[] contractCodeBytes = Hex.decode(contractCode);
    CreateContractData txData = new CreateContractData();
    txData.setSender(senderBytes);
    txData.setContractAddress(contractAddressBytes);
    txData.setValue(value.getValue());
    txData.setGasLimit(gasLimit);
    txData.setPrice(price);
    txData.setCodeLen(contractCodeBytes.length);
    txData.setCode(contractCodeBytes);
    Object[] args = createContractTx.getArgs();
    if (args != null) {
        txData.setArgsCount((byte) args.length);
        if (args.length > 0) {
            txData.setArgs(ContractUtil.twoDimensionalArray(args));
        }
    }
    /**
     * create create contract tx data
     */
    CreateContractTransaction tx = new CreateContractTransaction();
    String remark = createContractTx.getRemark();
    if (StringUtils.isNotBlank(remark)) {
        try {
            tx.setRemark(remark.getBytes(NulsConfig.DEFAULT_ENCODING));
        } catch (UnsupportedEncodingException e) {
            throw new RuntimeException(e);
        }
    }
    tx.setTime(TimeService.currentTimeMillis());
    tx.setTxData(txData);
    List<Coin> coinList = ConvertCoinTool.convertCoinList(createContractTx.getUtxos());
    CoinDataResult coinDataResult = CoinDataTool.getCoinData(senderBytes, totalNa, tx.size(), TransactionFeeCalculator.MIN_PRICE_PRE_1024_BYTES, coinList);
    if (!coinDataResult.isEnough()) {
        return RpcClientResult.getFailed(TransactionErrorCode.INSUFFICIENT_BALANCE);
    }
    /**
     * build coin data
     */
    CoinData coinData = new CoinData();
    coinData.setFrom(coinDataResult.getCoinList());
    if (coinDataResult.getChange() != null) {
        coinData.getTo().add(coinDataResult.getChange());
    }
    tx.setCoinData(coinData);
    // 重置为0，重新计算交易对象的size
    tx.setSize(0);
    if (tx.getSize() > TxMaxSizeValidator.MAX_TX_SIZE) {
        return Result.getFailed(TransactionErrorCode.DATA_SIZE_ERROR).toRpcClientResult();
    }
    return this.buildReturnInfo(tx, AddressTool.getStringAddressByBytes(contractAddressBytes));
}

Example 12 with NulsException

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

the class BlockServiceImpl method saveBlock.

/**
 * 保存区块到存储中
 * Save the block to the store.
 *
 * @param block 完整区块/whole block
 * @return 操作结果/operating result
 * @throws NulsException 保存区块有可能出现异常，请捕获后谨慎处理/There may be exceptions to the save block, please handle it carefully after capture.
 */
@Override
public Result saveBlock(Block block) throws NulsException {
    if (null == block || block.getHeader() == null || block.getTxs() == null) {
        return Result.getFailed(ProtocolErroeCode.BLOCK_IS_NULL);
    }
    long height = block.getHeader().getHeight();
    List<Transaction> savedList = new ArrayList<>();
    for (Transaction transaction : block.getTxs()) {
        transaction.setBlockHeight(height);
        boolean needRollback = false;
        Result result = transactionService.commitTx(transaction, block.getHeader());
        if (result.isSuccess()) {
            result = ledgerService.saveTx(transaction);
        } else {
            needRollback = true;
        }
        if (result.isSuccess()) {
            savedList.add(transaction);
        } else {
            if (needRollback) {
                this.transactionService.rollbackCommit(transaction, block.getHeader());
            }
            this.rollbackTxList(savedList, block.getHeader(), false);
            return result;
        }
    }
    Result result = this.blockHeaderStorageService.saveBlockHeader(PoConvertUtil.toBlockHeaderPo(block));
    if (result.isFailed()) {
        this.rollbackTxList(savedList, block.getHeader(), false);
        return result;
    }
    try {
        accountLedgerService.saveConfirmedTransactionList(block.getTxs());
        // 保存合约相关交易
        contractService.saveConfirmedTransactionList(block.getTxs());
    } catch (Exception e) {
        Log.warn("save local tx failed", e);
    }
    return Result.getSuccess();
}

Example 13 with NulsException

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

the class BlockHeaderStorageServiceImpl method getBlockHeaderPo.

/**
 * 根据区块hash查询区块头数据
 * Query block header data according to block hash.
 *
 * @param hashBytes 区块头摘要/block hash
 * @return BlockHeaderPo 区块头数据
 */
private BlockHeaderPo getBlockHeaderPo(byte[] hashBytes) {
    byte[] bytes = dbService.get(ProtocolStorageConstant.DB_NAME_BLOCK_HEADER, hashBytes);
    if (null == bytes) {
        return null;
    }
    BlockHeaderPo po = new BlockHeaderPo();
    try {
        po.parse(bytes, 0);
    } catch (NulsException e) {
        Log.error(e);
    }
    NulsDigestData hash = new NulsDigestData();
    try {
        hash.parse(hashBytes, 0);
    } catch (NulsException e) {
        Log.error(e);
    }
    po.setHash(hash);
    return po;
}

Example 14 with NulsException

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

the class TransactionServiceImplTest method initTxList.

private void initTxList() {
    List<Transaction> list = new ArrayList<>();
    ECKey ecKey1 = new ECKey();
    ECKey ecKey2 = new ECKey();
    ECKey ecKey3 = new ECKey();
    ECKey ecKey4 = new ECKey();
    ECKey ecKey5 = new ECKey();
    ECKey ecKey6 = new ECKey();
    Transaction tx = createCoinBaseTransaction(ecKey1, ecKey2, ecKey3, ecKey4, ecKey5, ecKey6);
    list.add(tx);
    Transaction yellowPunishTx = createYellowPunishTx(ecKey1, ecKey2, ecKey3, ecKey4, ecKey5, ecKey6);
    list.add(yellowPunishTx);
    // RedPunishTransaction redPunishTransaction = createRedPunishTx(ecKey1, ecKey4, ecKey5, ecKey6);
    // list.add(redPunishTransaction);
    TransferTransaction transferTransaction1 = createTransferTransaction(ecKey1, null, ecKey2, Na.ZERO);
    TransferTransaction transferTransaction2 = createTransferTransaction(ecKey1, null, ecKey3, Na.ZERO);
    list.add(transferTransaction1);
    list.add(transferTransaction2);
    createSetAliasTransaction(ecKey1, "alias");
    // createSetAliasTransaction(ecKey1, "alias1");
    // createSetAliasTransaction(ecKey2, "alias");
    CreateAgentTransaction tx1 = createRegisterAgentTransaction(ecKey1, ecKey2, "agentName");
    CreateAgentTransaction tx2 = createRegisterAgentTransaction(ecKey2, ecKey3, "agentName");
    CreateAgentTransaction tx3 = createRegisterAgentTransaction(ecKey4, ecKey5, "agentName2");
    CreateAgentTransaction tx4 = createRegisterAgentTransaction(ecKey1, ecKey3, "agentName3");
    list.add(tx1);
    list.add(tx2);
    list.add(tx3);
    list.add(tx4);
    DepositTransaction join1 = createDepositTransaction(ecKey1, tx1.getHash(), Na.parseNuls(200000));
    DepositTransaction join2 = createDepositTransaction(ecKey1, tx2.getHash(), Na.parseNuls(200000));
    DepositTransaction join3 = createDepositTransaction(ecKey1, tx3.getHash(), Na.parseNuls(200000));
    DepositTransaction join4 = createDepositTransaction(ecKey1, tx4.getHash(), Na.parseNuls(200000));
    DepositTransaction join5 = createDepositTransaction(ecKey1, tx3.getHash(), Na.parseNuls(200000));
    DepositTransaction join6 = createDepositTransaction(ecKey1, tx3.getHash(), Na.parseNuls(200000));
    DepositTransaction join7 = createDepositTransaction(ecKey1, tx3.getHash(), Na.parseNuls(200000));
    list.add(join1);
    list.add(join3);
    list.add(join2);
    list.add(join4);
    list.add(join5);
    list.add(join6);
    list.add(join7);
    try {
        createCancelDepositTransaction(ecKey1, NulsDigestData.fromDigestHex("txHash"));
    } catch (NulsException e) {
        Log.error(e);
    }
    StopAgentTransaction stop1 = createStopAgentTransaction(ecKey1, tx1.getHash());
    StopAgentTransaction stop2 = createStopAgentTransaction(ecKey1, tx2.getHash());
    StopAgentTransaction stop3 = createStopAgentTransaction(ecKey4, tx3.getHash());
    StopAgentTransaction stop4 = createStopAgentTransaction(ecKey1, tx4.getHash());
    list.add(stop1);
    list.add(stop2);
    list.add(stop3);
    list.add(stop4);
    this.allList = list;
}

Example 15 with NulsException

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

the class ContractBalanceManager method getCoinListByAddress.

public List<Coin> getCoinListByAddress(byte[] address) {
    List<Coin> coinList = new ArrayList<>();
    List<Entry<byte[], byte[]>> rawList = contractUtxoStorageService.loadAllCoinList();
    for (Entry<byte[], byte[]> coinEntry : rawList) {
        Coin coin = new Coin();
        try {
            coin.parse(coinEntry.getValue(), 0);
        } catch (NulsException e) {
            Log.info("parse coin form db error");
            continue;
        }
        if (Arrays.equals(coin.getAddress(), address)) {
            coin.setOwner(coinEntry.getKey());
            coin.setKey(asString(coinEntry.getKey()));
            coinList.add(coin);
        }
    }
    return coinList;
}