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

Example 41 with NulsException

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

the class ConsensusMeetingRunner method packing.

private void packing(PocMeetingMember self) throws NulsException, IOException {
    Block bestBlock = context.getBestBlock();
    List<Transaction> txList = txCacheManager.getTxList();
    txList.sort(TxTimeComparator.getInstance());
    BlockData bd = new BlockData();
    bd.setHeight(bestBlock.getHeader().getHeight() + 1);
    bd.setPreHash(bestBlock.getHeader().getHash());
    BlockRoundData roundData = new BlockRoundData();
    roundData.setRoundIndex(consensusManager.getCurrentRound().getIndex());
    roundData.setConsensusMemberCount(consensusManager.getCurrentRound().getMemberCount());
    roundData.setPackingIndexOfRound(self.getIndexOfRound());
    roundData.setRoundStartTime(consensusManager.getCurrentRound().getStartTime());
    bd.setRoundData(roundData);
    List<Integer> outTxList = new ArrayList<>();
    List<NulsDigestData> outHashList = new ArrayList<>();
    List<NulsDigestData> hashList = new ArrayList<>();
    long totalSize = 0L;
    for (int i = 0; i < txList.size(); i++) {
        if ((self.getPackTime() - TimeService.currentTimeMillis()) <= 100) {
            break;
        }
        Transaction tx = txList.get(i);
        totalSize += tx.size();
        if (totalSize >= PocConsensusConstant.MAX_BLOCK_SIZE) {
            break;
        }
        outHashList.add(tx.getHash());
        ValidateResult result = tx.verify();
        if (result.isFailed()) {
            Log.error(result.getMessage());
            outTxList.add(i);
            continue;
        }
        try {
            ledgerService.approvalTx(tx);
        } catch (Exception e) {
            Log.error(e);
            outTxList.add(i);
            continue;
        }
        confirmingTxCacheManager.putTx(tx);
    }
    txCacheManager.removeTx(hashList);
    for (int i = outTxList.size() - 1; i >= 0; i--) {
        txList.remove(i);
    }
    txCacheManager.removeTx(outHashList);
    if (totalSize < PocConsensusConstant.MAX_BLOCK_SIZE) {
        addOrphanTx(txList, totalSize, self);
    }
    addConsensusTx(bestBlock, txList, self);
    bd.setTxList(txList);
    Log.info("txCount:" + txList.size());
    Block newBlock = ConsensusTool.createBlock(bd, consensusManager.getConsensusStatusInfo().getAccount());
    ValidateResult result = newBlock.verify();
    if (result.isFailed()) {
        Log.warn("packing block error:" + result.getMessage());
        for (Transaction tx : newBlock.getTxs()) {
            if (tx.getType() == TransactionConstant.TX_TYPE_COIN_BASE) {
                continue;
            }
            ledgerService.rollbackTx(tx);
        }
        return;
    }
    confirmingTxCacheManager.putTx(newBlock.getTxs().get(0));
    blockManager.addBlock(newBlock, false, null);
    BlockHeaderEvent event = new BlockHeaderEvent();
    event.setEventBody(newBlock.getHeader());
    eventBroadcaster.broadcastAndCache(event, false);
    PackedBlockNotice notice = new PackedBlockNotice();
    notice.setEventBody(newBlock.getHeader());
    eventBroadcaster.publishToLocal(notice);
}

Example 42 with NulsException

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

the class ConsensusTool method toPojo.

public static final BlockHeaderPo toPojo(BlockHeader header) {
    BlockHeaderPo po = new BlockHeaderPo();
    po.setTxCount(header.getTxCount());
    po.setPreHash(header.getPreHash().getDigestHex());
    po.setMerkleHash(header.getMerkleHash().getDigestHex());
    po.setHeight(header.getHeight());
    po.setCreateTime(header.getTime());
    po.setHash(header.getHash().getDigestHex());
    po.setSize(header.getSize());
    if (null != header.getScriptSig()) {
        try {
            po.setScriptSig(header.getScriptSig().serialize());
        } catch (IOException e) {
            Log.error(e);
        }
    }
    po.setTxCount(header.getTxCount());
    po.setConsensusAddress(header.getPackingAddress());
    po.setExtend(header.getExtend());
    BlockRoundData data = new BlockRoundData();
    try {
        data.parse(header.getExtend());
    } catch (NulsException e) {
        Log.error(e);
    }
    po.setRoundIndex(data.getRoundIndex());
    return po;
}

Example 43 with NulsException

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

the class PocConsensusServiceImpl method registerAgent.

private Transaction registerAgent(Agent agent, Account account, String password) throws IOException, NulsException {
    TransactionEvent event = new TransactionEvent();
    CoinTransferData data = new CoinTransferData(OperationType.LOCK, this.ledgerService.getTxFee(TransactionConstant.TX_TYPE_REGISTER_AGENT));
    data.setTotalNa(agent.getDeposit());
    data.addFrom(account.getAddress().toString());
    Coin coin = new Coin();
    coin.setUnlockHeight(0);
    coin.setUnlockTime(0);
    coin.setNa(agent.getDeposit());
    data.addTo(account.getAddress().toString(), coin);
    RegisterAgentTransaction tx = null;
    try {
        tx = new RegisterAgentTransaction(data, password);
    } catch (NulsException e) {
        Log.error(e);
        throw new NulsRuntimeException(e);
    }
    Consensus<Agent> con = new ConsensusAgentImpl();
    con.setAddress(account.getAddress().toString());
    agent.setStartTime(TimeService.currentTimeMillis());
    con.setExtend(agent);
    tx.setTxData(con);
    tx.setHash(NulsDigestData.calcDigestData(tx.serialize()));
    tx.setScriptSig(accountService.createP2PKHScriptSigFromDigest(tx.getHash(), account, password).serialize());
    tx.verifyWithException();
    event.setEventBody(tx);
    List<String> nodeList = eventBroadcaster.broadcastHashAndCache(event, true);
    if (null == nodeList || nodeList.isEmpty()) {
        throw new NulsRuntimeException(ErrorCode.FAILED, "broadcast transaction failed!");
    }
    return tx;
}

Example 44 with NulsException

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

the class PocConsensusServiceImpl method stopConsensus.

@Override
public Transaction stopConsensus(String address, String password, Map<String, Object> paramsMap) throws NulsException, IOException {
    AbstractCoinTransaction joinTx = null;
    if (null != paramsMap && StringUtils.isNotBlank((String) paramsMap.get("txHash"))) {
        PocJoinConsensusTransaction tx = (PocJoinConsensusTransaction) ledgerService.getTx(NulsDigestData.fromDigestHex((String) paramsMap.get("txHash")));
        joinTx = tx;
    } else {
        try {
            List<Transaction> txlist = this.ledgerService.getTxList(address, TransactionConstant.TX_TYPE_REGISTER_AGENT);
            if (null != txlist || !txlist.isEmpty()) {
                joinTx = (AbstractCoinTransaction) txlist.get(0);
            }
        } catch (Exception e) {
            Log.error(e);
        }
    }
    if (null == joinTx) {
        throw new NulsRuntimeException(ErrorCode.FAILED, "The related transaction is not exist!");
    }
    Account account = this.accountService.getAccount(address);
    if (null == account) {
        throw new NulsRuntimeException(ErrorCode.ACCOUNT_NOT_EXIST, "address:" + address.toString());
    }
    if (!account.validatePassword(password)) {
        throw new NulsRuntimeException(ErrorCode.PASSWORD_IS_WRONG);
    }
    TransactionEvent event = new TransactionEvent();
    CoinTransferData coinTransferData = new CoinTransferData(OperationType.UNLOCK, this.ledgerService.getTxFee(TransactionConstant.TX_TYPE_EXIT_CONSENSUS));
    coinTransferData.setTotalNa(Na.ZERO);
    PocExitConsensusTransaction tx = new PocExitConsensusTransaction(coinTransferData, password);
    tx.setTxData(joinTx.getHash());
    try {
        tx.setHash(NulsDigestData.calcDigestData(tx.serialize()));
    } catch (IOException e) {
        Log.error(e);
        throw new NulsRuntimeException(ErrorCode.HASH_ERROR, e);
    }
    tx.setScriptSig(accountService.createP2PKHScriptSigFromDigest(tx.getHash(), account, password).serialize());
    event.setEventBody(tx);
    eventBroadcaster.broadcastHashAndCache(event, true);
    return tx;
}

Example 45 with NulsException

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

the class Block method parse.

@Override
protected void parse(NulsByteBuffer byteBuffer) throws NulsException {
    header = new BlockHeader();
    header.parse(byteBuffer);
    try {
        txs = TransactionManager.getInstances(byteBuffer, header.getTxCount());
    } catch (Exception e) {
        throw new NulsRuntimeException(ErrorCode.PARSE_OBJECT_ERROR, e.getMessage());
    }
}