Example usage for java.math BigInteger valueOf

Introduction

In this page you can find the example usage for java.math BigInteger valueOf.

Prototype

private static BigInteger valueOf(int val[])

Source Link

Document

Returns a BigInteger with the given two's complement representation.

Usage

From source file:net.ripe.ipresource.IpRange.java

private boolean canBeDividedByThePowerOfTwo(BigInteger number, int power) {
    return number.remainder(BigInteger.valueOf(2).pow(power)).equals(BigInteger.ZERO);
}

From source file:net.ripe.ipresource.Ipv4Address.java

@Override
public final BigInteger getValue() {
    return BigInteger.valueOf(value());
}

From source file:co.rsk.peg.BridgeState.java

public byte[] getEncoded() throws IOException {
    byte[] rlpBtcBlockchainBestChainHeight = RLP
            .encodeBigInteger(BigInteger.valueOf(this.btcBlockchainBestChainHeight));
    byte[] rlpBtcTxHashesAlreadyProcessed = RLP
            .encodeElement(BridgeSerializationUtils.serializeSet(btcTxHashesAlreadyProcessed));
    byte[] rlpBtcUTXOs = RLP.encodeElement(BridgeSerializationUtils.serializeList(btcUTXOs));
    byte[] rlpRskTxsWaitingForBroadcasting = RLP
            .encodeElement(BridgeSerializationUtils.serializePairMap(rskTxsWaitingForBroadcasting));
    byte[] rlpRskTxsWaitingForConfirmations = RLP
            .encodeElement(BridgeSerializationUtils.serializeMap(rskTxsWaitingForConfirmations));
    byte[] rlpRskTxsWaitingForSignatures = RLP
            .encodeElement(BridgeSerializationUtils.serializeMap(rskTxsWaitingForSignatures));

    return RLP.encodeList(rlpBtcBlockchainBestChainHeight, rlpBtcTxHashesAlreadyProcessed, rlpBtcUTXOs,
            rlpRskTxsWaitingForBroadcasting, rlpRskTxsWaitingForConfirmations, rlpRskTxsWaitingForSignatures);
}

From source file:libra.preprocess.common.kmerhistogram.KmerRangePartitioner.java

public KmerRangePartition[] getEqualRangePartitions() {
    KmerRangePartition[] partitions = new KmerRangePartition[this.numPartitions];

    // calc 4^kmerSize
    BigInteger kmerend = BigInteger.valueOf(4).pow(this.kmerSize);

    BigInteger slice_width = kmerend.divide(BigInteger.valueOf(this.numPartitions));
    if (kmerend.mod(BigInteger.valueOf(this.numPartitions)).intValue() != 0) {
        slice_width = slice_width.add(BigInteger.ONE);
    }/*from w  w  w  . j av  a  2  s .c om*/

    for (int i = 0; i < this.numPartitions; i++) {
        BigInteger slice_begin = slice_width.multiply(BigInteger.valueOf(i));
        if (slice_begin.add(slice_width).compareTo(kmerend) > 0) {
            slice_width = kmerend.subtract(slice_begin);
        }

        BigInteger slice_end = slice_begin.add(slice_width).subtract(BigInteger.ONE);

        KmerRangePartition slice = new KmerRangePartition(this.kmerSize, this.numPartitions, i, slice_width,
                slice_begin, slice_end);
        partitions[i] = slice;
    }

    return partitions;
}

From source file:com.base.dao.sql.ReflectionUtils.java

public static BigInteger bigIntValue(Object value) throws NumberFormatException {
    if (value == null)
        return BigInteger.valueOf(0L);
    Class c = value.getClass();// w  ww  . jav  a2s  .com
    if (c == BigInteger.class)
        return (BigInteger) value;
    if (c == BigDecimal.class)
        return ((BigDecimal) value).toBigInteger();
    if (c.getSuperclass() == Number.class)
        return BigInteger.valueOf(((Number) value).longValue());
    if (c == Boolean.class)
        return BigInteger.valueOf(((Boolean) value).booleanValue() ? 1 : 0);
    if (c == Character.class)
        return BigInteger.valueOf(((Character) value).charValue());
    return new BigInteger(stringValue(value, true));
}

From source file:com.coinprism.model.APIClient.java

/**
 * Gets the list of recent transactions for a given address.
 *
 * @param address the address for which to query the recent transactions
 * @return a list of transactions/* ww  w .  jav a  2 s  .c o  m*/
 */
public List<SingleAssetTransaction> getTransactions(String address)
        throws IOException, JSONException, ParseException, APIException {
    String json = executeHttpGet(this.baseUrl + "/v1/addresses/" + address + "/transactions");

    JSONArray transactions = new JSONArray(json);

    ArrayList<SingleAssetTransaction> assetBalances = new ArrayList<SingleAssetTransaction>();

    for (int i = 0; i < transactions.length(); i++) {
        JSONObject transactionObject = (JSONObject) transactions.get(i);
        String transactionId = transactionObject.getString("hash");

        Date date = null;
        if (!transactionObject.isNull("block_time"))
            date = parseDate(transactionObject.getString("block_time"));

        HashMap<String, BigInteger> quantities = new HashMap<String, BigInteger>();
        BigInteger satoshiDelta = BigInteger.ZERO;

        JSONArray inputs = transactionObject.getJSONArray("inputs");
        for (int j = 0; j < inputs.length(); j++) {
            JSONObject input = (JSONObject) inputs.get(j);
            if (isAddress(input, address)) {
                if (!input.isNull("asset_id"))
                    addQuantity(quantities, input.getString("asset_id"),
                            new BigInteger(input.getString("asset_quantity")).negate());

                satoshiDelta = satoshiDelta.subtract(BigInteger.valueOf(input.getLong("value")));
            }
        }

        JSONArray outputs = transactionObject.getJSONArray("outputs");
        for (int j = 0; j < outputs.length(); j++) {
            JSONObject output = (JSONObject) outputs.get(j);
            if (isAddress(output, address)) {
                if (!output.isNull("asset_id"))
                    addQuantity(quantities, output.getString("asset_id"),
                            new BigInteger(output.getString("asset_quantity")));

                satoshiDelta = satoshiDelta.add(BigInteger.valueOf(output.getLong("value")));
            }
        }

        if (!satoshiDelta.equals(BigInteger.ZERO))
            assetBalances.add(new SingleAssetTransaction(transactionId, date, null, satoshiDelta));

        for (String key : quantities.keySet()) {
            assetBalances.add(new SingleAssetTransaction(transactionId, date, getAssetDefinition(key),
                    quantities.get(key)));
        }
    }

    return assetBalances;
}

From source file:com.adobe.acs.commons.adobeio.service.impl.IntegrationServiceImpl.java

protected static byte[] buildPkcs8Key(String privateKey) {
    if (privateKey.contains("--BEGIN PRIVATE KEY--")) {
        return DECODER.decode(privateKey.replaceAll("-----\\w+ PRIVATE KEY-----", ""));
    }//from w ww  .  j  a  v  a2  s.c  om
    if (!privateKey.contains("--BEGIN RSA PRIVATE KEY--")) {
        LOGGER.error("Invalid cert format: {}", privateKey);
        return StringUtils.EMPTY.getBytes();
    }

    final byte[] innerKey = DECODER.decode(privateKey.replaceAll("-----\\w+ RSA PRIVATE KEY-----", ""));
    final byte[] result = new byte[innerKey.length + 26];
    System.arraycopy(DECODER.decode("MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKY="), 0, result, 0, 26);
    System.arraycopy(BigInteger.valueOf(result.length - 4).toByteArray(), 0, result, 2, 2);
    System.arraycopy(BigInteger.valueOf(innerKey.length).toByteArray(), 0, result, 24, 2);
    System.arraycopy(innerKey, 0, result, 26, innerKey.length);
    return result;
}

From source file:com.sun.honeycomb.admin.mgmt.server.HCCellAdapterBase.java

public BigInteger getNumNodes() {
    return BigInteger.valueOf(numNodes);
}

From source file:com.netflix.imfutility.cpl._2016.Cpl2016ContextBuilderStrategy.java

@Override
public BigFraction getCompositionTimecodeRate() {
    if (cpl2016.getCompositionTimecode() == null) {
        return null;
    }/*from   w w w.  j  av a  2s.  c  om*/
    BigInteger rate = cpl2016.getCompositionTimecode().getTimecodeRate();
    boolean isDropFrame = cpl2016.getCompositionTimecode().isTimecodeDropFrame();
    if (rate == null || BigInteger.ZERO.equals(rate)) {
        return null;
    }

    // return as-is if non-drop
    if (!isDropFrame) {
        return new BigFraction(rate);
    }

    // return as 30000/1001 for 30 if drop frame
    return new BigFraction(rate.multiply(BigInteger.valueOf(1000)), BigInteger.valueOf(1001));
}