Examples with ContractResult io.nuls.contract.dto.ContractResult used on opensource projects

Example 1 with ContractResult

use of io.nuls.contract.dto.ContractResult in project nuls by nuls-io.

the class ContractResource method getContractTx.

@GET
@Path("/tx/{hash}")
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "获取智能合约交易详情")
@ApiResponses(value = { @ApiResponse(code = 200, message = "success", response = ContractTransactionDto.class) })
public RpcClientResult getContractTx(@ApiParam(name = "hash", value = "交易hash", required = true) @PathParam("hash") String hash) {
    if (StringUtils.isBlank(hash)) {
        return Result.getFailed(LedgerErrorCode.NULL_PARAMETER).toRpcClientResult();
    }
    if (!NulsDigestData.validHash(hash)) {
        return Result.getFailed(LedgerErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    Result result;
    try {
        NulsDigestData txHashObj = NulsDigestData.fromDigestHex(hash);
        Transaction tx = ledgerService.getTx(txHashObj);
        if (tx == null) {
            result = Result.getFailed(TransactionErrorCode.TX_NOT_EXIST);
        } else {
            if (!ContractUtil.isContractTransaction(tx) && tx.getType() != NulsConstant.TX_TYPE_COINBASE) {
                return Result.getFailed(ContractErrorCode.NON_CONTRACTUAL_TRANSACTION).toRpcClientResult();
            }
            tx.setStatus(TxStatusEnum.CONFIRMED);
            ContractTransactionDto txDto = null;
            CoinData coinData = tx.getCoinData();
            byte[] txHashBytes = tx.getHash().serialize();
            if (coinData != null) {
                // 组装from数据
                List<Coin> froms = coinData.getFrom();
                if (froms != null && froms.size() > 0) {
                    byte[] fromHash, owner;
                    int fromIndex;
                    NulsDigestData fromHashObj;
                    Transaction fromTx;
                    Coin fromUtxo;
                    for (Coin from : froms) {
                        owner = from.getOwner();
                        // owner拆分出txHash和index
                        fromHash = LedgerUtil.getTxHashBytes(owner);
                        fromIndex = LedgerUtil.getIndex(owner);
                        // 查询from UTXO
                        fromHashObj = new NulsDigestData();
                        fromHashObj.parse(fromHash, 0);
                        fromTx = ledgerService.getTx(fromHashObj);
                        fromUtxo = fromTx.getCoinData().getTo().get(fromIndex);
                        from.setFrom(fromUtxo);
                    }
                }
                txDto = new ContractTransactionDto(tx);
                List<OutputDto> outputDtoList = new ArrayList<>();
                // 组装to数据
                List<Coin> tos = coinData.getTo();
                if (tos != null && tos.size() > 0) {
                    String txHash = hash;
                    OutputDto outputDto;
                    Coin to, temp;
                    long bestHeight = NulsContext.getInstance().getBestHeight();
                    long currentTime = TimeService.currentTimeMillis();
                    long lockTime;
                    for (int i = 0, length = tos.size(); i < length; i++) {
                        to = tos.get(i);
                        outputDto = new OutputDto(to);
                        outputDto.setTxHash(txHash);
                        outputDto.setIndex(i);
                        temp = ledgerService.getUtxo(org.spongycastle.util.Arrays.concatenate(txHashBytes, new VarInt(i).encode()));
                        if (temp == null) {
                            // 已花费
                            outputDto.setStatus(3);
                        } else {
                            lockTime = temp.getLockTime();
                            if (lockTime < 0) {
                                // 共识锁定
                                outputDto.setStatus(2);
                            } else if (lockTime == 0) {
                                // 正常未花费
                                outputDto.setStatus(0);
                            } else if (lockTime > NulsConstant.BlOCKHEIGHT_TIME_DIVIDE) {
                                // 判定是否时间高度锁定
                                if (lockTime > currentTime) {
                                    // 时间高度锁定
                                    outputDto.setStatus(1);
                                } else {
                                    // 正常未花费
                                    outputDto.setStatus(0);
                                }
                            } else {
                                // 判定是否区块高度锁定
                                if (lockTime > bestHeight) {
                                    // 区块高度锁定
                                    outputDto.setStatus(1);
                                } else {
                                    // 正常未花费
                                    outputDto.setStatus(0);
                                }
                            }
                        }
                        outputDtoList.add(outputDto);
                    }
                }
                txDto.setOutputs(outputDtoList);
                // 计算交易实际发生的金额
                calTransactionValue(txDto);
            }
            // 获取合约执行结果
            if (tx.getType() != ContractConstant.TX_TYPE_CONTRACT_TRANSFER) {
                ContractResult contractExecuteResult = contractService.getContractExecuteResult(txHashObj);
                if (contractExecuteResult != null) {
                    Result<ContractAddressInfoPo> contractAddressInfoResult = contractAddressStorageService.getContractAddressInfo(contractExecuteResult.getContractAddress());
                    ContractAddressInfoPo po = contractAddressInfoResult.getData();
                    if (po != null && po.isNrc20()) {
                        contractExecuteResult.setNrc20(true);
                        if (contractExecuteResult.isSuccess()) {
                            txDto.setContractResult(new ContractResultDto(contractExecuteResult, tx, po));
                        } else {
                            ContractData contractData = (ContractData) tx.getTxData();
                            byte[] sender = contractData.getSender();
                            byte[] infoKey = ArraysTool.concatenate(sender, txHashBytes, new VarInt(0).encode());
                            Result<ContractTokenTransferInfoPo> tokenTransferResult = contractTokenTransferStorageService.getTokenTransferInfo(infoKey);
                            ContractTokenTransferInfoPo transferInfoPo = tokenTransferResult.getData();
                            txDto.setContractResult(new ContractResultDto(contractExecuteResult, tx, po, transferInfoPo));
                        }
                    } else {
                        txDto.setContractResult(new ContractResultDto(contractExecuteResult, tx));
                    }
                    ContractResultDto contractResultDto = txDto.getContractResult();
                    List<ContractTokenTransferDto> tokenTransfers = contractResultDto.getTokenTransfers();
                    List<ContractTokenTransferDto> realTokenTransfers = this.filterRealTokenTransfers(tokenTransfers);
                    contractResultDto.setTokenTransfers(realTokenTransfers);
                }
            }
            result = Result.getSuccess();
            result.setData(txDto);
        }
    } catch (NulsRuntimeException e) {
        Log.error(e);
        result = Result.getFailed(e.getErrorCode());
    } catch (Exception e) {
        Log.error(e);
        result = Result.getFailed(LedgerErrorCode.SYS_UNKOWN_EXCEPTION);
    }
    return result.toRpcClientResult();
}

Example 2 with ContractResult

use of io.nuls.contract.dto.ContractResult in project nuls by nuls-io.

the class CallContractTxProcessor method onRollback.

@Override
public Result onRollback(CallContractTransaction tx, Object secondaryData) {
    try {
        // 回滚代币转账交易
        byte[] txHashBytes = null;
        try {
            txHashBytes = tx.getHash().serialize();
        } catch (IOException e) {
            Log.error(e);
        }
        ContractResult contractResult = tx.getContractResult();
        if (contractResult == null) {
            contractResult = contractService.getContractExecuteResult(tx.getHash());
        }
        CallContractData txData = tx.getTxData();
        byte[] senderContractAddressBytes = txData.getContractAddress();
        Result<ContractAddressInfoPo> senderContractAddressInfoResult = contractAddressStorageService.getContractAddressInfo(senderContractAddressBytes);
        ContractAddressInfoPo po = senderContractAddressInfoResult.getData();
        if (po != null) {
            if (contractResult != null) {
                // 处理合约执行失败 - 没有transferEvent的情况, 直接从数据库中删除
                if (!contractResult.isSuccess()) {
                    if (ContractUtil.isTransferMethod(txData.getMethodName())) {
                        contractTokenTransferStorageService.deleteTokenTransferInfo(ArraysTool.concatenate(txData.getSender(), txHashBytes, new VarInt(0).encode()));
                    }
                }
                List<String> events = contractResult.getEvents();
                int size = events.size();
                // 目前只处理Transfer事件
                String event;
                ContractAddressInfoPo contractAddressInfo;
                if (events != null && size > 0) {
                    for (int i = 0; i < size; i++) {
                        event = events.get(i);
                        // 按照NRC20标准，TransferEvent事件中第一个参数是转出地址-from，第二个参数是转入地址-to, 第三个参数是金额
                        ContractTokenTransferInfoPo tokenTransferInfoPo = ContractUtil.convertJsonToTokenTransferInfoPo(event);
                        if (tokenTransferInfoPo == null) {
                            continue;
                        }
                        String contractAddress = tokenTransferInfoPo.getContractAddress();
                        if (StringUtils.isBlank(contractAddress)) {
                            continue;
                        }
                        if (!AddressTool.validAddress(contractAddress)) {
                            continue;
                        }
                        byte[] contractAddressBytes = AddressTool.getAddress(contractAddress);
                        if (ArraysTool.arrayEquals(senderContractAddressBytes, contractAddressBytes)) {
                            contractAddressInfo = po;
                        } else {
                            Result<ContractAddressInfoPo> contractAddressInfoResult = contractAddressStorageService.getContractAddressInfo(contractAddressBytes);
                            contractAddressInfo = contractAddressInfoResult.getData();
                        }
                        if (contractAddressInfo == null) {
                            continue;
                        }
                        // 事件不是NRC20合约的事件
                        if (!contractAddressInfo.isNrc20()) {
                            continue;
                        }
                        // 回滚token余额
                        this.rollbackContractToken(tokenTransferInfoPo);
                        contractTokenTransferStorageService.deleteTokenTransferInfo(ArraysTool.concatenate(tokenTransferInfoPo.getFrom(), txHashBytes, new VarInt(i).encode()));
                        contractTokenTransferStorageService.deleteTokenTransferInfo(ArraysTool.concatenate(tokenTransferInfoPo.getTo(), txHashBytes, new VarInt(i).encode()));
                    }
                }
            }
        }
        // 删除子交易从全网账本
        // 删除子交易从合约账本
        // 删除子交易从本地账本
        List<ContractTransferTransaction> contractTransferTxList = this.extractContractTransferTxs(contractResult);
        if (contractTransferTxList != null && !contractTransferTxList.isEmpty()) {
            // 用于回滚本地账本
            List<Transaction> txList = new ArrayList<>();
            for (ContractTransferTransaction transferTx : contractTransferTxList) {
                try {
                    txList.add(transferTx);
                    Result result = ledgerService.rollbackTx(transferTx);
                    if (result.isFailed()) {
                        Log.error("rollback contract transfer tx from ledger error. msg: {}", result.getMsg());
                        return result;
                    }
                    result = contractService.rollbackContractTransferTx(transferTx);
                    if (result.isFailed()) {
                        Log.error("rollback contract transfer tx from contract ledger error. msg: {}", result.getMsg());
                        return Result.getFailed();
                    }
                } catch (Exception e) {
                    Log.error("rollback contract transfer tx error. msg: {}", e.getMessage());
                    return Result.getFailed();
                }
            }
            Result result = accountLedgerService.rollbackTransactions(txList);
            if (result.isFailed()) {
                Log.error("rollback contract transfer tx from account ledger error. msg: {}", result.getMsg());
                return Result.getFailed();
            }
        }
        // 删除合约调用交易的UTXO
        contractUtxoService.deleteUtxoOfTransaction(tx);
        // 删除合约执行结果
        contractService.deleteContractExecuteResult(tx.getHash());
    } catch (Exception e) {
        Log.error("rollback call contract tx error.", e);
        return Result.getFailed();
    }
    return Result.getSuccess();
}

Example 3 with ContractResult

use of io.nuls.contract.dto.ContractResult in project nuls by nuls-io.

the class DeleteContractTxProcessor method onCommit.

@Override
public Result onCommit(DeleteContractTransaction tx, Object secondaryData) {
    ContractResult contractResult = tx.getContractResult();
    contractService.saveContractExecuteResult(tx.getHash(), contractResult);
    return Result.getSuccess();
}

Example 4 with ContractResult

use of io.nuls.contract.dto.ContractResult in project nuls by nuls-io.

the class ContractResource method getContractTxResult.

@GET
@Path("/result/{hash}")
@Produces(MediaType.APPLICATION_JSON)
@ApiOperation(value = "获取智能合约执行结果")
@ApiResponses(value = { @ApiResponse(code = 200, message = "success", response = ContractResultDto.class) })
public RpcClientResult getContractTxResult(@ApiParam(name = "hash", value = "交易hash", required = true) @PathParam("hash") String hash) {
    if (StringUtils.isBlank(hash)) {
        return Result.getFailed(LedgerErrorCode.NULL_PARAMETER).toRpcClientResult();
    }
    if (!NulsDigestData.validHash(hash)) {
        return Result.getFailed(LedgerErrorCode.PARAMETER_ERROR).toRpcClientResult();
    }
    try {
        ContractResultDto contractResultDto = null;
        ContractResult contractExecuteResult;
        boolean flag = true;
        String msg = EMPTY;
        // long confirmCount = 0L;
        do {
            NulsDigestData txHash = NulsDigestData.fromDigestHex(hash);
            Transaction tx = ledgerService.getTx(txHash);
            if (tx == null) {
                flag = false;
                msg = TransactionErrorCode.TX_NOT_EXIST.getMsg();
                break;
            } else {
                if (!ContractUtil.isContractTransaction(tx)) {
                    flag = false;
                    msg = ContractErrorCode.NON_CONTRACTUAL_TRANSACTION.getMsg();
                    break;
                }
            }
            contractExecuteResult = contractService.getContractExecuteResult(txHash);
            if (contractExecuteResult != null) {
                // long bestBlockHeight = NulsContext.getInstance().getBestHeight();
                // confirmCount = bestBlockHeight - tx.getBlockHeight() + 1;
                Result<ContractAddressInfoPo> contractAddressInfoResult = contractAddressStorageService.getContractAddressInfo(contractExecuteResult.getContractAddress());
                ContractAddressInfoPo po = contractAddressInfoResult.getData();
                if (po != null && po.isNrc20()) {
                    contractExecuteResult.setNrc20(true);
                    if (contractExecuteResult.isSuccess()) {
                        contractResultDto = new ContractResultDto(contractExecuteResult, tx, po);
                    } else {
                        ContractData contractData = (ContractData) tx.getTxData();
                        byte[] sender = contractData.getSender();
                        byte[] infoKey = ArraysTool.concatenate(sender, tx.getHash().serialize(), new VarInt(0).encode());
                        Result<ContractTokenTransferInfoPo> tokenTransferResult = contractTokenTransferStorageService.getTokenTransferInfo(infoKey);
                        ContractTokenTransferInfoPo transferInfoPo = tokenTransferResult.getData();
                        contractResultDto = new ContractResultDto(contractExecuteResult, tx, po, transferInfoPo);
                    }
                } else {
                    contractResultDto = new ContractResultDto(contractExecuteResult, tx);
                }
                break;
            } else {
                flag = false;
                msg = TransactionErrorCode.DATA_NOT_FOUND.getMsg();
                break;
            }
        } while (false);
        Map<String, Object> resultMap = MapUtil.createLinkedHashMap(2);
        resultMap.put("flag", flag);
        if (!flag && StringUtils.isNotBlank(msg)) {
            resultMap.put("msg", msg);
        }
        if (flag && contractResultDto != null) {
            List<ContractTokenTransferDto> tokenTransfers = contractResultDto.getTokenTransfers();
            List<ContractTokenTransferDto> realTokenTransfers = this.filterRealTokenTransfers(tokenTransfers);
            contractResultDto.setTokenTransfers(realTokenTransfers);
            resultMap.put("data", contractResultDto);
        }
        return Result.getSuccess().setData(resultMap).toRpcClientResult();
    } catch (Exception e) {
        Log.error(e);
        return Result.getFailed().setMsg(e.getMessage()).toRpcClientResult();
    }
}

Example 5 with ContractResult

use of io.nuls.contract.dto.ContractResult in project nuls by nuls-io.

the class BlockServiceImpl method contractTransfer.

private void contractTransfer(Transaction tx, List<Transaction> txList) {
    if (tx instanceof CallContractTransaction) {
        CallContractTransaction callTx = (CallContractTransaction) tx;
        ContractResult contractResult = callTx.getContractResult();
        if (contractResult != null) {
            List<ContractTransfer> transfers = contractResult.getTransfers();
            // 合约调用交易存在合约转账(从合约转出)交易，则从全网账本中查出完整交易添加到交易集合中
            if (transfers != null && transfers.size() > 0) {
                for (ContractTransfer transfer : transfers) {
                    Transaction contractTx = ledgerService.getTx(transfer.getHash());
                    if (contractTx != null) {
                        txList.add(contractTx);
                    }
                }
            }
        }
    }
}