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:co.rsk.blockchain.utils.BlockGenerator.java

public static Block createChildBlock(Block parent, List<Transaction> txs, List<BlockHeader> uncles,
        long difficulty, BigInteger minGasPrice) {
    if (txs == null)
        txs = new ArrayList<>();
    if (uncles == null)
        uncles = new ArrayList<>();

    Bloom logBloom = new Bloom();
    byte[] bidiff = BigInteger.valueOf(difficulty).toByteArray();
    byte[] unclesListHash = HashUtil.sha3(BlockHeader.getUnclesEncodedEx(uncles));

    BlockHeader newHeader = new BlockHeader(parent.getHash(), unclesListHash, parent.getCoinbase(),
            ByteUtils.clone(new Bloom().getData()), new byte[] { 1 }, parent.getNumber() + 1,
            parent.getGasLimit(), 0, parent.getTimestamp() + ++count, new byte[] {}, new byte[] {},
            new byte[] {}, new byte[] {}, (minGasPrice != null) ? minGasPrice.toByteArray() : null,
            CollectionUtils.size(uncles));

    if (difficulty == 0)
        newHeader.setDifficulty(newHeader.calcDifficulty(parent.getHeader()).toByteArray());
    else/*from   w  ww .j a  v  a 2 s.c  o m*/
        newHeader.setDifficulty(BigInteger.valueOf(difficulty).toByteArray());

    newHeader.setTransactionsRoot(Block.getTxTrie(txs).getHash());

    newHeader.setStateRoot(parent.getStateRoot());

    Block newBlock = new Block(newHeader, txs, uncles);

    return newBlock;
}

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

public BigInteger updateSwitch(BigInteger dummy) throws MgmtException {
    updateSwitchUnconditionally();
    return BigInteger.valueOf(0);
}

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From source file:com.examples.with.different.packagename.testcarver.NumberConverter.java

/**
 * Convert any Number object to the specified type for this
 * <i>Converter</i>.//from w ww .  j  av a  2 s. com
 * <p>
 * This method handles conversion to the following types:
 * <ul>
 *     <li><code>java.lang.Byte</code></li>
 *     <li><code>java.lang.Short</code></li>
 *     <li><code>java.lang.Integer</code></li>
 *     <li><code>java.lang.Long</code></li>
 *     <li><code>java.lang.Float</code></li>
 *     <li><code>java.lang.Double</code></li>
 *     <li><code>java.math.BigDecimal</code></li>
 *     <li><code>java.math.BigInteger</code></li>
 * </ul>
 * @param sourceType The type being converted from
 * @param targetType The Number type to convert to
 * @param value The Number to convert.
 *
 * @return The converted value.
 */
private Number toNumber(Class sourceType, Class targetType, Number value) {

    // Correct Number type already
    if (targetType.equals(value.getClass())) {
        return value;
    }

    // Byte
    if (targetType.equals(Byte.class)) {
        long longValue = value.longValue();
        if (longValue > Byte.MAX_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too large for " + toString(targetType));
        }
        if (longValue < Byte.MIN_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too small " + toString(targetType));
        }
        return new Byte(value.byteValue());
    }

    // Short
    if (targetType.equals(Short.class)) {
        long longValue = value.longValue();
        if (longValue > Short.MAX_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too large for " + toString(targetType));
        }
        if (longValue < Short.MIN_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too small " + toString(targetType));
        }
        return new Short(value.shortValue());
    }

    // Integer
    if (targetType.equals(Integer.class)) {
        long longValue = value.longValue();
        if (longValue > Integer.MAX_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too large for " + toString(targetType));
        }
        if (longValue < Integer.MIN_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too small " + toString(targetType));
        }
        return new Integer(value.intValue());
    }

    // Long
    if (targetType.equals(Long.class)) {
        return new Long(value.longValue());
    }

    // Float
    if (targetType.equals(Float.class)) {
        if (value.doubleValue() > Float.MAX_VALUE) {
            throw new ConversionException(
                    toString(sourceType) + " value '" + value + "' is too large for " + toString(targetType));
        }
        return new Float(value.floatValue());
    }

    // Double
    if (targetType.equals(Double.class)) {
        return new Double(value.doubleValue());
    }

    // BigDecimal
    if (targetType.equals(BigDecimal.class)) {
        if (value instanceof Float || value instanceof Double) {
            return new BigDecimal(value.toString());
        } else if (value instanceof BigInteger) {
            return new BigDecimal((BigInteger) value);
        } else {
            return BigDecimal.valueOf(value.longValue());
        }
    }

    // BigInteger
    if (targetType.equals(BigInteger.class)) {
        if (value instanceof BigDecimal) {
            return ((BigDecimal) value).toBigInteger();
        } else {
            return BigInteger.valueOf(value.longValue());
        }
    }

    String msg = toString(getClass()) + " cannot handle conversion to '" + toString(targetType) + "'";
    throw new ConversionException(msg);

}

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From source file:com.itelis.worker.dev.template.service.JRXmlDataSource.java

protected Object convertNumber(Number number, Class valueClass) throws JRException {
    Number value = null;/*from ww  w .jav a2s. com*/
    if (valueClass.equals(Byte.class)) {
        value = new Byte(number.byteValue());
    } else if (valueClass.equals(Short.class)) {
        value = new Short(number.shortValue());
    } else if (valueClass.equals(Integer.class)) {
        value = new Integer(number.intValue());
    } else if (valueClass.equals(Long.class)) {
        value = new Long(number.longValue());
    } else if (valueClass.equals(Float.class)) {
        value = new Float(number.floatValue());
    } else if (valueClass.equals(Double.class)) {
        value = new Double(number.doubleValue());
    } else if (valueClass.equals(BigInteger.class)) {
        value = BigInteger.valueOf(number.longValue());
    } else if (valueClass.equals(BigDecimal.class)) {
        value = new BigDecimal(Double.toString(number.doubleValue()));
    } else {
        throw new JRException("Unknown number class " + valueClass.getName());
    }
    return value;
}

---

From source file:com.aqnote.shared.cryptology.cert.gen.CertGenerator.java

private X509Certificate createRootCaCert(X500Name idn, KeyPair keyPair) throws Exception {

    PublicKey pubKey = keyPair.getPublic();
    PrivateKey privKey = keyPair.getPrivate();

    BigInteger sno = BigInteger.valueOf(1);
    Date nb = new Date(System.currentTimeMillis() - ONE_DAY);
    Date na = new Date(nb.getTime() + TWENTY_YEAR);

    X509v3CertificateBuilder certBuilder = new JcaX509v3CertificateBuilder(idn, sno, nb, na, idn, pubKey);

    addSubjectKID(certBuilder, pubKey);//  w w w  .j a  v a 2 s.  com
    addAuthorityKID(certBuilder, pubKey);
    addCRLDistributionPoints(certBuilder);
    addAuthorityInfoAccess(certBuilder);
    certBuilder.addExtension(Extension.basicConstraints, true, new BasicConstraints(Boolean.TRUE));

    X509Certificate certificate = signCert(certBuilder, privKey);
    certificate.checkValidity(new Date());
    certificate.verify(pubKey);

    setPKCS9Info(certificate);

    return certificate;
}

---

From source file:com.wisemapping.exporter.FreemindExporter.java

private void addFontNode(@NotNull com.wisemapping.jaxb.freemind.Node freemindNode,
        com.wisemapping.jaxb.wisemap.TopicType mindmapTopic) {
    final String fontStyle = mindmapTopic.getFontStyle();
    if (fontStyle != null && fontStyle.length() != 0) {
        final Font font = objectFactory.createFont();
        final String[] part = fontStyle.split(";", 6);
        int countParts = part.length;
        boolean fontNodeNeeded = false;

        if (!fontStyle.endsWith(FreemindConstant.EMPTY_FONT_STYLE)) {
            int idx = 0;

            // Font name
            if (idx < countParts && part[idx].length() != 0) {
                font.setNAME(part[idx]);
                fontNodeNeeded = true;//from w ww. ja  va2  s .  c  om
            }
            idx++;

            // Font size
            if (idx < countParts && part[idx].length() != 0) {
                final String size = part[idx];
                if (size != null && !size.isEmpty()) {
                    int wiseSize = Integer.parseInt(size);
                    Integer freeSize = wiseToFreeFontSize.get(wiseSize);
                    if (freeSize != null) {
                        font.setSIZE(BigInteger.valueOf(freeSize));
                        fontNodeNeeded = true;
                    }
                }
            }
            idx++;

            // Font Color
            if (idx < countParts && part[idx].length() != 0) {
                freemindNode.setCOLOR(this.rgbToHex(part[idx]));
            }
            idx++;

            // Font Styles
            if (idx < countParts && part[idx].length() != 0) {
                font.setBOLD(Boolean.TRUE.toString());
                fontNodeNeeded = true;
            }
            idx++;

            if (idx < countParts && part[idx].length() != 0) {
                font.setITALIC(Boolean.TRUE.toString());
                fontNodeNeeded = true;
            }

            if (fontNodeNeeded) {
                // font size should be set if freemind node has font properties note
                if (font.getSIZE() == null) {
                    font.setSIZE(BigInteger.valueOf(wiseToFreeFontSize.get(8)));
                }
                freemindNode.getArrowlinkOrCloudOrEdge().add(font);
            }
        }
    }
}

---

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

public BigInteger setPublicKey(String publicKey) throws MgmtException {
    HashMap map = new HashMap();
    map.put(ConfigPropertyNames.PROP_ADMIN_PUBKEY, publicKey);
    setCellProperties(map);//from   www  .ja  v  a  2  s .  c  om
    return BigInteger.valueOf(0);
}

---

From source file:es.caib.zkib.jxpath.util.BasicTypeConverter.java

/**
 * Allocate a number of a given type and value.
 * @param type destination class//w ww .j a  v  a2 s  .co  m
 * @param value double
 * @return Number
 */
protected Number allocateNumber(Class type, double value) {
    type = TypeUtils.wrapPrimitive(type);
    if (type == Byte.class) {
        return new Byte((byte) value);
    }
    if (type == Short.class) {
        return new Short((short) value);
    }
    if (type == Integer.class) {
        return new Integer((int) value);
    }
    if (type == Long.class) {
        return new Long((long) value);
    }
    if (type == Float.class) {
        return new Float((float) value);
    }
    if (type == Double.class) {
        return new Double(value);
    }
    if (type == BigInteger.class) {
        return BigInteger.valueOf((long) value);
    }
    if (type == BigDecimal.class) {
        return new BigDecimal(value);
    }
    String classname = type.getName();
    Class initialValueType = null;
    if ("java.util.concurrent.atomic.AtomicInteger".equals(classname)) {
        initialValueType = int.class;
    }
    if ("java.util.concurrent.atomic.AtomicLong".equals(classname)) {
        initialValueType = long.class;
    }
    if (initialValueType != null) {
        try {
            return (Number) type.getConstructor(new Class[] { initialValueType })
                    .newInstance(new Object[] { allocateNumber(initialValueType, value) });
        } catch (Exception e) {
            throw new JXPathTypeConversionException(classname, e);
        }
    }
    return null;
}

---

From source file:com.bosscs.spark.commons.utils.Utils.java

/**
 * Cast number type.// w  w  w .  j av a2  s.  c  o  m
 *
 * @param object the object
 * @param clazz  the clazz
 * @return object
 */
public static Object castNumberType(Object object, Class clazz) {

    if (Number.class.isAssignableFrom(clazz)) {
        //            AtomicInteger, AtomicLong, BigDecimal, BigInteger, Byte, Double, Float, Integer, Long, Short
        if (Double.class.isAssignableFrom(clazz)) {
            return ((Number) object).doubleValue();
        } else if (Long.class.isAssignableFrom(clazz)) {
            return ((Number) object).longValue();

        } else if (Float.class.isAssignableFrom(clazz)) {
            return ((Number) object).floatValue();

        } else if (Integer.class.isAssignableFrom(clazz)) {
            return ((Number) object).intValue();

        } else if (Short.class.isAssignableFrom(clazz)) {
            return ((Number) object).shortValue();

        } else if (Byte.class.isAssignableFrom(clazz)) {
            return ((Number) object).byteValue();

        } else if (BigInteger.class.isAssignableFrom(clazz)) {
            return BigInteger.valueOf(((Number) object).longValue());

        } else if (BigDecimal.class.isAssignableFrom(clazz)) {
            return BigDecimal.valueOf(((Number) object).longValue());

        } else if (AtomicLong.class.isAssignableFrom(clazz)) {
            return new AtomicLong(((Number) object).longValue());

        } else if (AtomicInteger.class.isAssignableFrom(clazz)) {
            return new AtomicInteger(((Number) object).intValue());
        }
    }
    throw new ClassCastException("it is not a Number Type" + object.getClass() + "|" + clazz);
}

---

From source file:info.estebanluengo.alfrescoAPI.AlfrescoAPI.java

/**
 * Creates a new Document in the folder with the name, content, and mimeType. 
 * /* ww w  .j av a2  s.  co m*/
 * @param session a Session object that is connected with the server
 * @param folder a Folder object where the new document will be created
 * @param fileName a String that contain the file name
 * @param content a byte array that contain the document
 * @param mimeType a String that represent the mime type of the document
 * 
 * @return a Document object that represent the document that has just been created
 * @throws CmisContentAlreadyExistsException if the document to be created exists in the same folder
 */
public static Document createDocument(Session session, Folder folder, String fileName, byte[] content,
        String mimeType) throws CmisContentAlreadyExistsException {
    logger.debug("createDocument called for document name:" + fileName);
    Map<String, Object> docProps = new HashMap<>();
    docProps.put(PropertyIds.NAME, fileName);
    docProps.put(PropertyIds.OBJECT_TYPE_ID, BaseTypeId.CMIS_DOCUMENT.value());
    docProps.put(PropertyIds.CREATION_DATE, new Date());

    ByteArrayInputStream in = new ByteArrayInputStream(content);
    ContentStream contentStream = new ContentStreamImpl(fileName, BigInteger.valueOf(content.length), mimeType,
            in);

    ObjectId documentId = session.createDocument(docProps,
            session.createObjectId((String) folder.getPropertyValue(PropertyIds.OBJECT_ID)), contentStream,
            null, null, null, null);
    logger.debug("Document created with id:" + documentId.getId());
    Document document = (Document) session.getObject(documentId);
    return document;
}

---

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