Examples with NulsDigestData io.nuls.kernel.model.NulsDigestData used on opensource projects

Example 11 with NulsDigestData

use of io.nuls.kernel.model.NulsDigestData in project nuls by nuls-io.

the class GetSmallBlockHandler method onMessage.

@Override
public void onMessage(GetSmallBlockMessage message, Node fromNode) {
    if (message == null || fromNode == null || null == message.getMsgBody()) {
        return;
    }
    NulsDigestData blockHash = message.getMsgBody();
    SmallBlock smallBlock = cacheManager.getSmallBlockByHash(blockHash);
    if (null == smallBlock) {
        return;
    }
    SmallBlockMessage smallBlockMessage = new SmallBlockMessage();
    smallBlockMessage.setMsgBody(smallBlock);
    Result result = messageBusService.sendToNode(smallBlockMessage, fromNode, true);
    if (!result.isSuccess()) {
        Log.error("---send smallBlockMessage fail, height:" + smallBlock.getHeader().getHeight() + "hash: " + smallBlock.getHeader().getHash().getDigestHex());
        Log.error("----" + result.getMsg());
    }
}

Example 12 with NulsDigestData

use of io.nuls.kernel.model.NulsDigestData in project nuls by nuls-io.

the class DownloadProcessor method getNetworkNewestBlock.

public NetworkNewestBlockInfos getNetworkNewestBlock() {
    Collection<Node> nodeList = networkService.getAvailableNodes();
    Map<NulsDigestData, Integer> statisticsMaps = new HashMap<>();
    Map<NulsDigestData, List<Node>> nodeMaps = new HashMap<>();
    // System.out.println("--------------start download-------------------");
    for (Node node : nodeList) {
        // System.out.println(node.getId() + " : " + node.getBestBlockHeight() + " : " + node.getBestBlockHash());
        NulsDigestData hash = node.getBestBlockHash();
        Integer statistics = statisticsMaps.get(hash);
        if (statistics == null) {
            statisticsMaps.put(hash, 0);
        }
        statisticsMaps.put(hash, statisticsMaps.get(hash) + 1);
        List<Node> nodes = nodeMaps.get(hash);
        if (nodes == null) {
            nodes = new ArrayList<>();
            nodeMaps.put(hash, nodes);
        }
        nodes.add(node);
    }
    // max number
    int max = 0;
    long bestHeight = 0;
    NulsDigestData bestHash = null;
    List<Node> nodes = null;
    for (Map.Entry<NulsDigestData, Integer> entry : statisticsMaps.entrySet()) {
        int count = entry.getValue();
        NulsDigestData hash = entry.getKey();
        List<Node> tempNodes = nodeMaps.get(hash);
        long height = tempNodes.get(0).getBestBlockHeight();
        if (count > max || (count == max && bestHeight < height)) {
            max = count;
            bestHash = hash;
            bestHeight = height;
            nodes = tempNodes;
        }
    }
    if (nodes == null || nodes.size() == 0) {
        throw new NulsRuntimeException(NetworkErrorCode.NET_NODE_NOT_FOUND);
    }
    return new NetworkNewestBlockInfos(bestHeight, bestHash, nodes);
}

Example 13 with NulsDigestData

use of io.nuls.kernel.model.NulsDigestData in project nuls by nuls-io.

the class BlockHeaderPo method size.

@Override
public int size() {
    int size = 0;
    size += SerializeUtils.sizeOfNulsData(preHash);
    size += SerializeUtils.sizeOfNulsData(merkleHash);
    size += SerializeUtils.sizeOfVarInt(time);
    size += SerializeUtils.sizeOfVarInt(height);
    size += SerializeUtils.sizeOfVarInt(txCount);
    size += SerializeUtils.sizeOfBytes(extend);
    size += SerializeUtils.sizeOfNulsData(scriptSign);
    for (NulsDigestData hash : txHashList) {
        size += SerializeUtils.sizeOfNulsData(hash);
    }
    if (NulsContext.MAIN_NET_VERSION > 1) {
        size += SerializeUtils.sizeOfBytes(stateRoot);
    }
    return size;
}

Example 14 with NulsDigestData

use of io.nuls.kernel.model.NulsDigestData 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 15 with NulsDigestData

use of io.nuls.kernel.model.NulsDigestData in project nuls by nuls-io.

the class BlockHeaderStorageServiceImplTest method init.

@Before
public void init() {
    MicroKernelBootstrap mk = MicroKernelBootstrap.getInstance();
    mk.init();
    mk.start();
    LevelDbModuleBootstrap bootstrap = new LevelDbModuleBootstrap();
    bootstrap.init();
    bootstrap.start();
    service = NulsContext.getServiceBean(BlockHeaderStorageService.class);
    BlockHeaderPo po = new BlockHeaderPo();
    po.setHash(NulsDigestData.calcDigestData("hashhash".getBytes()));
    po.setHeight(1286L);
    po.setExtend("extends".getBytes());
    po.setMerkleHash(NulsDigestData.calcDigestData("merkleHash".getBytes()));
    po.setPreHash(NulsDigestData.calcDigestData("prehash".getBytes()));
    try {
        po.setPackingAddress("address".getBytes());
    } catch (Exception e) {
        e.printStackTrace();
        assertTrue(false);
    }
    po.setScriptSign(new BlockSignature());
    po.setTime(12345678901L);
    po.setTxCount(3);
    List<NulsDigestData> txHashList = new ArrayList<>();
    txHashList.add(NulsDigestData.calcDigestData("first-tx-hash".getBytes()));
    txHashList.add(NulsDigestData.calcDigestData("second-tx-hash".getBytes()));
    txHashList.add(NulsDigestData.calcDigestData("third-tx-hash".getBytes()));
    po.setTxHashList(txHashList);
    this.entity = po;
}