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:com.dianping.puma.datahandler.AbstractDataHandler.java

protected Object convertUnsignedValueIfNeeded(int pos, Object value, TableMetaInfo tableMeta) {
    Object newValue = value;// w w  w .  j  a  v  a2 s. c om
    if (value != null) {
        switch (tableMeta.getRawTypeCodes().get(pos)) {
        case BinlogConstants.MYSQL_TYPE_TINY:
            if ((value instanceof Integer) && (Integer) value < 0 && !tableMeta.getSignedInfos().get(pos)) {
                newValue = Integer.valueOf((Integer) value + (1 << 8));
            }
            break;
        case BinlogConstants.MYSQL_TYPE_INT24:
            if ((value instanceof Integer) && (Integer) value < 0 && !tableMeta.getSignedInfos().get(pos)) {
                newValue = Integer.valueOf((Integer) value + (1 << 24));
            }
            break;
        case BinlogConstants.MYSQL_TYPE_SHORT:
            if ((value instanceof Integer) && (Integer) value < 0 && !tableMeta.getSignedInfos().get(pos)) {
                newValue = Integer.valueOf((Integer) value + (1 << 16));
            }
            break;
        case BinlogConstants.MYSQL_TYPE_INT:
            if ((value instanceof Integer) && (Integer) value < 0 && !tableMeta.getSignedInfos().get(pos)) {
                newValue = Long.valueOf((Integer) value) + (1L << 32);
            } else {
                if (value instanceof Integer) {
                    newValue = Long.valueOf((Integer) value);
                }
            }
            break;
        case BinlogConstants.MYSQL_TYPE_LONGLONG:
            if ((value instanceof Long) && (Long) value < 0 && !tableMeta.getSignedInfos().get(pos)) {
                newValue = BigInteger.valueOf((Long) value).add(BigInteger.ONE.shiftLeft(64));
            } else {
                if (value instanceof Long) {
                    newValue = BigInteger.valueOf((Long) value);
                }
            }
            break;
        default:
            break;
        }

    }
    return newValue;
}

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From source file:burstcoin.jminer.core.checker.task.OCLCheckerFindAllBelowTargetTask.java

@Override
public void run() {
    int[] lowestNonces;
    synchronized (oclChecker) {
        // todo not working?!
        lowestNonces = oclChecker.findTarget(generationSignature, scoops, targetDeadline);
    }/*ww  w .j a  v a2 s . com*/

    if (lowestNonces != null) {
        List<DevPoolResult> devPoolResults = new ArrayList<>();
        for (int lowestNonce : lowestNonces) {
            long nonce = chunkPartStartNonce + lowestNonce;
            BigInteger result = calculateResult(scoops, generationSignature, lowestNonce);
            BigInteger deadline = result.divide(BigInteger.valueOf(baseTarget));
            long calculatedDeadline = deadline.longValue();

            devPoolResults.add(new DevPoolResult(blockNumber, calculatedDeadline, nonce, chunkPartStartNonce));
        }
        publisher.publishEvent(new CheckerDevResultEvent(blockNumber, chunkPartStartNonce, devPoolResults));
    } else {
        publisher.publishEvent(new CheckerDevResultEvent(blockNumber, chunkPartStartNonce, null));
    }
}

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From source file:org.gridobservatory.greencomputing.dao.TimeseriesDao.java

protected void insertTimeSeriesAcquisitions(final BigInteger timeSeriesId,
        final List<TimeseriesAcquisitionType> acquisitions) {
    executor.submit(new Runnable() {
        @Override/*from   w  w w  . j  av a  2s.  co m*/
        public void run() {
            if (acquisitions != null) {
                getJdbcTemplate().batchUpdate(
                        "insert into time_series_acquisition (time_series_id, ts, value) values (?,?,?)",
                        new BatchPreparedStatementSetter() {

                            @Override
                            public void setValues(PreparedStatement ps, int i) throws SQLException {
                                ps.setLong(1, timeSeriesId.longValue());
                                long dateInMilis = acquisitions.get(i).getTs()
                                        .multiply(BigInteger.valueOf(1000l)).longValue();
                                ps.setTimestamp(2, new Timestamp(dateInMilis));
                                ps.setBigDecimal(3, new BigDecimal(acquisitions.get(i).getV()));
                            }

                            @Override
                            public int getBatchSize() {
                                return acquisitions.size();
                            }
                        });
            }
        }
    });
}

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From source file:it.gualtierotesta.gdocx.GTc.java

/**
 * Set cell width/*from   www . j  a  v  a 2  s . c o  m*/
 *
 * @param lWidth width value (should be greater than 0)
 * @param sType type (unit) of the value (for ex. "dxa")
 * @return same GTc instance
 */
@Nonnull
public GTc width(final long lWidth, @Nonnull final String sType) {

    Validate.isTrue(0L < lWidth, "Width value not valid");
    Validate.notEmpty(sType, "Type not valid");

    final TblWidth cellWidth = FACTORY.createTblWidth();
    cellWidth.setType(sType);
    cellWidth.setW(BigInteger.valueOf(lWidth));
    tcPr.setTcW(cellWidth);
    return this;
}

---

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

@Test
public void serializeMapOfHashesToLong() throws Exception {
    PowerMockito.mockStatic(RLP.class);
    mock_RLP_encodeElement();//from   w w  w .  j av  a2s.  c o  m
    mock_RLP_encodeBigInteger();
    mock_RLP_encodeList();

    Map<Sha256Hash, Long> sample = new HashMap<>();
    sample.put(Sha256Hash.wrap(charNTimes('b', 64)), 1L);
    sample.put(Sha256Hash.wrap(charNTimes('d', 64)), 2L);
    sample.put(Sha256Hash.wrap(charNTimes('a', 64)), 3L);
    sample.put(Sha256Hash.wrap(charNTimes('c', 64)), 4L);

    byte[] result = BridgeSerializationUtils.serializeMapOfHashesToLong(sample);
    String hexResult = Hex.toHexString(result);
    StringBuilder expectedBuilder = new StringBuilder();
    char[] sorted = new char[] { 'a', 'b', 'c', 'd' };
    for (char c : sorted) {
        String key = charNTimes(c, 64);
        expectedBuilder.append("dd");
        expectedBuilder.append(key);
        expectedBuilder.append("ff");
        expectedBuilder
                .append(Hex.toHexString(BigInteger.valueOf(sample.get(Sha256Hash.wrap(key))).toByteArray()));
    }
    assertEquals(expectedBuilder.toString(), hexResult);
}

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From source file:com.github.jrrdev.mantisbtsync.core.jobs.projects.ProjectsVersionsWriterTest.java

/**
 * Build the items to write./*  w  ww  .  java2  s.  c  om*/
 *
 * @return items
 */
private List<ProjectVersionData> buildItems() {
    final List<ProjectVersionData> items = new ArrayList<ProjectVersionData>();

    final ProjectVersionData item1 = new ProjectVersionData();
    item1.setId(BigInteger.ONE);
    item1.setName("new_version_1");
    item1.setProject_id(BigInteger.ONE);

    final ProjectVersionData item2 = new ProjectVersionData();
    item2.setId(BigInteger.valueOf(2));
    item2.setName("new_version_2");
    item2.setProject_id(BigInteger.ONE);

    items.add(item1);
    items.add(item2);

    return items;
}

---

From source file:org.crazydog.util.spring.NumberUtils.java

/**
 * Convert the given number into an instance of the given target class.
 *
 * @param number      the number to convert
 * @param targetClass the target class to convert to
 * @return the converted number/*w w w. j a  va  2s  .c o m*/
 * @throws IllegalArgumentException if the target class is not supported
 *                                  (i.e. not a standard Number subclass as included in the JDK)
 * @see Byte
 * @see Short
 * @see Integer
 * @see Long
 * @see BigInteger
 * @see Float
 * @see Double
 * @see BigDecimal
 */
@SuppressWarnings("unchecked")
public static <T extends Number> T convertNumberToTargetClass(Number number, Class<T> targetClass)
        throws IllegalArgumentException {

    org.springframework.util.Assert.notNull(number, "Number must not be null");
    org.springframework.util.Assert.notNull(targetClass, "Target class must not be null");

    if (targetClass.isInstance(number)) {
        return (T) number;
    } else if (Byte.class == targetClass) {
        long value = number.longValue();
        if (value < Byte.MIN_VALUE || value > Byte.MAX_VALUE) {
            raiseOverflowException(number, targetClass);
        }
        return (T) new Byte(number.byteValue());
    } else if (Short.class == targetClass) {
        long value = number.longValue();
        if (value < Short.MIN_VALUE || value > Short.MAX_VALUE) {
            raiseOverflowException(number, targetClass);
        }
        return (T) new Short(number.shortValue());
    } else if (Integer.class == targetClass) {
        long value = number.longValue();
        if (value < Integer.MIN_VALUE || value > Integer.MAX_VALUE) {
            raiseOverflowException(number, targetClass);
        }
        return (T) new Integer(number.intValue());
    } else if (Long.class == targetClass) {
        BigInteger bigInt = null;
        if (number instanceof BigInteger) {
            bigInt = (BigInteger) number;
        } else if (number instanceof BigDecimal) {
            bigInt = ((BigDecimal) number).toBigInteger();
        }
        // Effectively analogous to JDK 8's BigInteger.longValueExact()
        if (bigInt != null && (bigInt.compareTo(LONG_MIN) < 0 || bigInt.compareTo(LONG_MAX) > 0)) {
            raiseOverflowException(number, targetClass);
        }
        return (T) new Long(number.longValue());
    } else if (BigInteger.class == targetClass) {
        if (number instanceof BigDecimal) {
            // do not lose precision - use BigDecimal's own conversion
            return (T) ((BigDecimal) number).toBigInteger();
        } else {
            // original value is not a Big* number - use standard long conversion
            return (T) BigInteger.valueOf(number.longValue());
        }
    } else if (Float.class == targetClass) {
        return (T) new Float(number.floatValue());
    } else if (Double.class == targetClass) {
        return (T) new Double(number.doubleValue());
    } else if (BigDecimal.class == targetClass) {
        // always use BigDecimal(String) here to avoid unpredictability of BigDecimal(double)
        // (see BigDecimal javadoc for details)
        return (T) new BigDecimal(number.toString());
    } else {
        throw new IllegalArgumentException("Could not convert number [" + number + "] of type ["
                + number.getClass().getName() + "] to unknown target class [" + targetClass.getName() + "]");
    }
}

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From source file:com.projity.server.data.mspdi.ModifiedMSPDIWriter.java

protected void writeProjectCalendar(Project project) {
    // projity addition
    int id = 1; // if not found below, use the default standard calendar
    ProjectCalendar cal = ImportedCalendarService.getInstance().findExportedCalendar(
            CalendarService.findBaseCalendar(m_projectFile.getProjectHeader().getCalendarName()));
    if (cal != null) {
        id = cal.getUniqueID();/*  w ww  . java  2s .  c  o  m*/
    } else {
        log.warn("EXPORT: Could not export project calendar: Project: "
                + m_projectFile.getProjectHeader().getName() + " calendar "
                + m_projectFile.getProjectHeader().getCalendarName());
    }
    project.setCalendarUID(BigInteger.valueOf(id));

}

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From source file:it.gualtierotesta.gdocx.GP.java

/**
 * Set font size/*from   w  ww .  jav  a 2  s.c  o m*/
 *
 * @param lFontSize size of the font
 * @return same GP instance
 */
@Nonnull
public GP fontSize(final long lFontSize) {

    Validate.isTrue(0L < lFontSize, "Font size not valid");

    final HpsMeasure hpsMeasure = FACTORY.createHpsMeasure();
    hpsMeasure.setVal(BigInteger.valueOf(lFontSize * 2L));
    getRPr().setSz(hpsMeasure);
    getRPr().setSzCs(hpsMeasure);
    return this;
}

---

From source file:de.jfachwert.math.Bruch.java

/**
 * Legt einen Bruch mit dem angegeben Zaehler und Nenner an.
 *
 * @param zaehler Zaehler/*from   www . j a va 2  s.com*/
 * @param nenner Nenner
 */
public Bruch(long zaehler, long nenner) {
    this(BigInteger.valueOf(zaehler), BigInteger.valueOf(nenner));
}

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