Examples with UInt256 neo.model.bytes.UInt256 used on opensource projects

Example 26 with UInt256

use of neo.model.bytes.UInt256 in project neo-java by coranos.

the class BlockDbMapDbImpl method getAccountAssetValueMap.

@Override
public Map<UInt160, Map<UInt256, Fixed8>> getAccountAssetValueMap() {
    LOG.info("getAccountAssetValueMap STARTED");
    final Map<UInt160, Map<UInt256, Fixed8>> accountAssetValueMap = new TreeMap<>();
    final BTreeMap<byte[], byte[]> assetAndValueByAccountMap = getAssetAndValueByAccountMap();
    LOG.info("getAccountAssetValueMap INTERIM assetAndValueByAccountMap.size:{};", assetAndValueByAccountMap.size());
    for (final byte[] key : assetAndValueByAccountMap.getKeys()) {
        final byte[] value = assetAndValueByAccountMap.get(key);
        final UInt160 account = new UInt160(key);
        final Map<UInt256, Fixed8> map = getAssetValueMapFromByteArray(value);
        accountAssetValueMap.put(account, map);
    }
    LOG.info("getAccountAssetValueMap SUCCESS, count:{}", accountAssetValueMap.size());
    return accountAssetValueMap;
}

Example 27 with UInt256

use of neo.model.bytes.UInt256 in project neo-java by coranos.

the class BlockDbMapDbImpl method getByteArrayFromAssetValueMap.

/**
 * converts a map of assets and values into a byte array.
 *
 * @param friendAssetValueMap
 *            the map to use.
 * @return the byte array.
 */
private byte[] getByteArrayFromAssetValueMap(final Map<UInt256, Fixed8> friendAssetValueMap) {
    final byte[] mapBa;
    final ByteArrayOutputStream bout;
    try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
        NetworkUtil.writeVarInt(out, friendAssetValueMap.size());
        for (final UInt256 key : friendAssetValueMap.keySet()) {
            final Fixed8 value = friendAssetValueMap.get(key);
            NetworkUtil.writeByteArray(out, key.toByteArray());
            final byte[] valueBa = value.toByteArray();
            ArrayUtils.reverse(valueBa);
            NetworkUtil.writeByteArray(out, valueBa);
        }
        bout = out;
    } catch (final IOException e) {
        throw new RuntimeException(e);
    }
    mapBa = bout.toByteArray();
    return mapBa;
}

Example 28 with UInt256

use of neo.model.bytes.UInt256 in project neo-java by coranos.

the class BlockDbMapDbImpl method getUnspentTransactionOutputListMap.

@Override
public Map<UInt256, Map<TransactionOutput, CoinReference>> getUnspentTransactionOutputListMap(final UInt160 account) {
    final List<Transaction> transactionList = getTransactionWithAccountList(account);
    final BTreeMap<byte[], Boolean> transactionOutputSpentStateMap = getTransactionOutputSpentStateMap();
    final Map<UInt256, Map<TransactionOutput, CoinReference>> assetIdTxoMap = new TreeMap<>();
    final BTreeMap<byte[], byte[]> txKeyByHashMap = getTransactionKeyByTransactionHashMap();
    for (final Transaction transaction : transactionList) {
        final byte[] hashBa = transaction.getHash().toByteArray();
        final byte[] txKeyBa = txKeyByHashMap.get(hashBa);
        for (final TransactionOutput to : transaction.outputs) {
            if (to.scriptHash.equals(account)) {
                final byte[] toBa = to.toByteArray();
                if (transactionOutputSpentStateMap.containsKey(toBa)) {
                    if (transactionOutputSpentStateMap.get(toBa) == true) {
                        if (!assetIdTxoMap.containsKey(to.assetId)) {
                            assetIdTxoMap.put(to.assetId, new TreeMap<>());
                        }
                        final int txIx = getTransactionIndexInBlockFromTransactionKey(txKeyBa);
                        final CoinReference cr = new CoinReference(transaction.getHash(), new UInt16(txIx));
                        assetIdTxoMap.get(to.assetId).put(to, cr);
                    }
                }
            }
        }
    }
    return assetIdTxoMap;
}

Example 29 with UInt256

use of neo.model.bytes.UInt256 in project neo-java by coranos.

the class CoinReferenceFactory method toObject.

@Override
public CoinReference toObject(final ByteBuffer bb) {
    bb.getLong();
    final byte[] prevHashBa = ModelUtil.getVariableLengthByteArray(bb);
    final byte[] prevIndexBa = ModelUtil.getVariableLengthByteArray(bb);
    final UInt256 prevHash = new UInt256(ByteBuffer.wrap(prevHashBa));
    final UInt16 prevIndex = new UInt16(prevIndexBa);
    final CoinReference coinReference = new CoinReference(prevHash, prevIndex);
    return coinReference;
}

Example 30 with UInt256

use of neo.model.bytes.UInt256 in project neo-java by coranos.

the class GetBlocksPayload method toJSONObject.

@Override
public JSONObject toJSONObject() {
    final JSONObject json = new JSONObject();
    final JSONArray hashStartListJson = new JSONArray();
    json.put("hashStartList", hashStartListJson);
    for (final UInt256 hashStart : hashStartList) {
        hashStartListJson.put(hashStart.toHexString());
    }
    json.put("hashStop", hashStop.toHexString());
    return json;
}