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

Example 91 with NulsException

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

the class BlockServiceImpl method rollbackBlock.

/**
 * 回滚区块
 * roll back the block to the store.
 *
 * @param block 完整区块/whole block
 * @return 操作结果/operating result
 * @throws NulsException 回滚区块有可能出现异常，请捕获后谨慎处理/There may be exceptions to the roll back block, please handle it carefully after capture.
 */
@Override
public Result rollbackBlock(Block block) throws NulsException {
    if (null == block) {
        return Result.getFailed(ProtocolErroeCode.BLOCK_IS_NULL);
    }
    boolean txsResult = this.rollbackTxList(block.getTxs(), block.getHeader(), true);
    if (!txsResult) {
        return Result.getFailed();
    }
    BlockHeaderPo po = new BlockHeaderPo();
    po.setHash(block.getHeader().getHash());
    po.setHeight(block.getHeader().getHeight());
    po.setPreHash(block.getHeader().getPreHash());
    Result result = this.blockHeaderStorageService.removeBlockHerader(po);
    if (result.isFailed()) {
        return result;
    }
    try {
        accountLedgerService.rollbackTransactions(block.getTxs());
        // 回滚合约相关交易
        contractService.rollbackTransactionList(block.getTxs());
    } catch (Exception e) {
        Log.warn("rollbackTransaction local tx failed", e);
    }
    return result;
}

Example 92 with NulsException

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

the class TransactionServiceImpl method rollbackTx.

/**
 * 回滚交易时调用的方法，对交易相关的业务进行回退操作
 * The method invoked when the transaction is rolled back and the transaction related business is returned.
 *
 * @param tx            操作的交易/The transaction of the operation
 * @param secondaryData 辅助数据（可以为空）/Secondary data (available for null)
 * @return 操作结果/operating results
 */
@Override
public Result rollbackTx(Transaction tx, Object secondaryData) {
    if (null == tx) {
        return Result.getSuccess();
    }
    List<TransactionProcessor> processorList = TransactionManager.getProcessorList(tx.getClass());
    List<TransactionProcessor> rollbackedList = new ArrayList<>();
    for (TransactionProcessor processor : processorList) {
        Result result = processor.onRollback(tx, secondaryData);
        if (result.isSuccess()) {
            rollbackedList.add(processor);
        } else {
            for (int i = rollbackedList.size() - 1; i >= 0; i--) {
                TransactionProcessor processor1 = rollbackedList.get(i);
                processor1.onCommit(tx, secondaryData);
            }
            return result;
        }
    }
    try {
        ledgerService.rollbackTx(tx);
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed(e.getErrorCode());
    }
    return Result.getSuccess();
}

Example 93 with NulsException

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

the class TransactionServiceImpl method broadcastTx.

/**
 * 广播交易给连接的其他对等节点
 * The broadcast transaction gives the connection to other peers.
 *
 * @param tx 完整交易/the whole transaction
 * @return 广播结果/Broadcast the results
 */
@Override
public Result broadcastTx(Transaction tx) {
    try {
        ValidateResult validateResult = contractService.baseValidate(tx);
        if (validateResult.isFailed()) {
            return validateResult;
        }
    } catch (NulsException e) {
        Log.error(e);
        return Result.getFailed();
    }
    TransactionMessage message = new TransactionMessage();
    message.setMsgBody(tx);
    consensusService.newTx(tx);
    // return Result.getSuccess();
    return messageBusService.broadcast(message, null, true, 50);
}

Example 94 with NulsException

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

the class BaseProtocolsModuleBootstrap method start.

@Override
public void start() {
    this.waitForDependencyRunning(MessageBusConstant.MODULE_ID_MESSAGE_BUS);
    this.waitForDependencyInited(ConsensusConstant.MODULE_ID_CONSENSUS, NetworkConstant.NETWORK_MODULE_ID);
    BlockService blockService = NulsContext.getServiceBean(BlockService.class);
    Block block0 = blockService.getGengsisBlock().getData();
    Block genesisBlock = NulsContext.getInstance().getGenesisBlock();
    if (null == block0) {
        try {
            blockService.saveBlock(genesisBlock);
        } catch (NulsException e) {
            Log.error(e);
            throw new NulsRuntimeException(e);
        }
    }
    Block block = blockService.getBestBlock().getData();
    while (null != block && block.verify().isFailed()) {
        try {
            blockService.rollbackBlock(block);
        } catch (NulsException e) {
            Log.error(e);
        }
        block = blockService.getBlock(block.getHeader().getPreHash()).getData();
    }
    if (null != block) {
        NulsContext.getInstance().setBestBlock(block);
        this.initHandlers();
        ((DownloadServiceImpl) NulsContext.getServiceBean(DownloadService.class)).start();
    } else {
        start();
    }
}

Example 95 with NulsException

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

the class TxGroup method parse.

@Override
public void parse(NulsByteBuffer byteBuffer) throws NulsException {
    requestHash = byteBuffer.readHash();
    long txCount = byteBuffer.readVarInt();
    this.txList = new ArrayList<>();
    for (int i = 0; i < txCount; i++) {
        try {
            this.txList.add(byteBuffer.readTransaction());
        } catch (Exception e) {
            throw new NulsException(e);
        }
    }
    initTxMap();
}