Example usage for java.math BigDecimal doubleValue

List of usage examples for java.math BigDecimal doubleValue

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Introduction

In this page you can find the example usage for java.math BigDecimal doubleValue.

Prototype

@Override
public double doubleValue()

Source Link

Document

Converts this BigDecimal to a double .

Usage

From source file:edu.ku.brc.specify.config.LatLonConverter.java

/**
 * Converts BigDecimal to Degrees and Decimal Minutes.
 * @param bd the DigDecimal to be converted.
 * @return a 2 piece string//  ww  w  .ja v  a2 s.c o  m
 */
public static String convertToDDMMMM(final BigDecimal bd, final DEGREES_FORMAT degreesFMT,
        final DIRECTION direction, final int decimalLen, final boolean alwaysIncludeDir) {
    if (bd.doubleValue() == 0.0) {
        return "0.0";
    }

    if (useDB) {
        BigDecimal remainder = bd.remainder(one);

        BigDecimal num = bd.subtract(remainder);

        BigDecimal minutes = remainder.multiply(sixty).abs();

        //System.out.println("["+decFormatter2.format(num)+"]["+minutes+"]");
        return decFormatter2.format(num) + " " + decFormatter2.format(minutes);

    }
    //else

    boolean addMinSecsSyms = degreesFMT != DEGREES_FORMAT.None;

    double num = Math.abs(bd.doubleValue());
    int whole = (int) Math.floor(num);
    double remainder = num - whole;

    double minutes = remainder * 60.0;
    //System.out.println("["+whole+"]["+String.format("%10.10f", new Object[] {minutes})+"]");

    StringBuilder sb = new StringBuilder();
    sb.append(whole);
    if (degreesFMT == DEGREES_FORMAT.Symbol) {
        sb.append("\u00B0");
    }
    sb.append(' ');

    // round to four decimal places of precision
    //minutes = Math.round(minutes*10000) / 10000;

    sb.append(String.format("%" + 2 + "." + decimalLen + "f", minutes));
    if (addMinSecsSyms)
        sb.append("'");

    if (degreesFMT == DEGREES_FORMAT.String || alwaysIncludeDir) {
        int inx = bd.doubleValue() < 0.0 ? 1 : 0;
        if (direction != DIRECTION.None) {
            sb.append(' ');
            sb.append(direction == DIRECTION.NorthSouth ? northSouth[inx] : eastWest[inx]);
        }
    }
    //return whole + (degreesFMT == DEGREES_FORMAT.Symbol ? "\u00B0" : "") + " " + StringUtils.strip(String.format("%10.10f", new Object[] {minutes}), "0");
    return sb.toString();

}

From source file:edu.ku.brc.specify.config.LatLonConverter.java

/**
 * Converts BigDecimal to Degrees, Minutes and Decimal Seconds.
 * @param bd the DigDecimal to be converted.
 * @return a 3 piece string//from  ww  w  .ja v a 2 s. c o  m
 */
public static String convertToDDMMSS(final BigDecimal bd, final DEGREES_FORMAT degreesFMT,
        final DIRECTION direction, final int decimalLen, final boolean alwaysIncludeDir) {

    if (bd.doubleValue() == 0.0) {
        return "0." + zeroes.substring(0, decimalLen);
    }

    if (useDB) {
        BigDecimal remainder = bd.remainder(one);

        BigDecimal num = bd.subtract(remainder);

        BigDecimal minutes = new BigDecimal(remainder.multiply(sixty).abs().intValue());
        BigDecimal secondsFraction = remainder.abs().multiply(sixty).subtract(minutes);
        BigDecimal seconds = secondsFraction.multiply(sixty);

        //System.out.println("["+decFormatter2.format(num)+"]["+minutes+"]["+seconds+"]");

        return decFormatter2.format(num) + " " + decFormatter2.format(minutes) + " "
                + decFormatter.format(seconds);

    }
    //else

    double num = Math.abs(bd.doubleValue());
    int whole = (int) Math.floor(num);
    double remainder = num - whole;

    double minutes = remainder * 60.0;
    int minutesWhole = (int) Math.floor(minutes);
    double secondsFraction = minutes - minutesWhole;
    double seconds = secondsFraction * 60.0;

    boolean addMinSecsSyms = degreesFMT != DEGREES_FORMAT.None;

    if (minutesWhole == 60) {
        whole += 1;
        minutesWhole = 0;
    }

    // round to 2 decimal places precision
    seconds = Math.round(seconds * 1000) / 1000.0;

    int secondsWhole = (int) Math.floor(seconds);
    if (secondsWhole == 60) {
        minutesWhole += 1;
        seconds = 0.0;
    }

    StringBuilder sb = new StringBuilder();
    sb.append(whole);
    if (degreesFMT == DEGREES_FORMAT.Symbol) {
        sb.append(DEGREES_SYMBOL);
    }
    sb.append(' ');
    sb.append(minutesWhole);
    if (addMinSecsSyms)
        sb.append("'");
    sb.append(' ');

    sb.append(String.format("%2." + decimalLen + "f", seconds));
    if (addMinSecsSyms)
        sb.append("\"");

    if (degreesFMT == DEGREES_FORMAT.String || alwaysIncludeDir) {
        int inx = bd.doubleValue() < 0.0 ? 1 : 0;
        if (direction != DIRECTION.None) {
            sb.append(' ');
            sb.append(direction == DIRECTION.NorthSouth ? northSouth[inx] : eastWest[inx]);
        }
    }
    //System.err.println("["+sb.toString()+"]");
    //return whole + (DEGREES_FORMAT.None ? "\u00B0" : "") + " " + minutesWhole + " " + StringUtils.strip(String.format("%12.10f", new Object[] {seconds}), "0");
    return sb.toString();
}

From source file:com.idylwood.utils.MathUtils.java

final public static double meanArbPrec(final double data[]) {
    BigDecimal mean = new BigDecimal(0);
    for (double x : data)
        mean = mean.add(new BigDecimal(x), MathContext.UNLIMITED);
    mean = mean.divide(new BigDecimal(data.length), MathContext.UNLIMITED);
    return mean.doubleValue();
}

From source file:com.mycompany.thymeleafspringapp.dao.DealsDaoImpl.java

@Override
public void closeDeal(Deals deal, BigDecimal closePrice, Date closeDate) {
    deal.setDateClose(closeDate);//from  w  w w . j  a v a 2 s. c  o m
    deal.setPriceClose(closePrice.doubleValue());
    persistDeal(deal);
}

From source file:com.idylwood.utils.MathUtils.java

static final double linearCombinationArbitraryPrecision(final double[] x, final double[] y) {
    final int len = Math.min(x.length, y.length);
    //final double [][] ret = new double[len][2];
    BigDecimal ret = new BigDecimal(0);
    for (int i = len; 0 != i--;) {
        BigDecimal product = new BigDecimal(x[i]).multiply(new BigDecimal(y[i]), MathContext.UNLIMITED);
        ret = ret.add(product, MathContext.UNLIMITED);
    }// w w  w. j a  v a2 s .c  o m
    return ret.doubleValue();
}

From source file:it.polimi.diceH2020.SPACE4Cloud.shared.solution.SolutionPerJob.java

public void setCost() {
    double cost = deltaBar * numOnDemandVM + rhoBar * numReservedVM + sigmaBar * numSpotVM
            + job.getPenalty() * (job.getHup() - numberUsers);
    BigDecimal c = BigDecimal.valueOf(cost).setScale(4, RoundingMode.HALF_EVEN);
    this.cost = c.doubleValue();
}

From source file:data.dao.CarDao.java

public List<Car> getCarLesserPrice(BigDecimal price) {

    Criteria cr = currentSession().createCriteria(getSupportedClass());
    cr.setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY);
    cr.add(Restrictions.le("cmPrice", price.doubleValue()));
    cr.add(Restrictions.gt("cmPrice", Double.valueOf("0.0")));
    return cr.list();
}

From source file:feedme.model.Order.java

public double round(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(places, RoundingMode.HALF_UP);
    return bd.doubleValue();
}

From source file:de.andreasschoknecht.LS3.LSSMCalculator.java

double round(double value, int places) {
    if (places < 0)
        throw new IllegalArgumentException();

    BigDecimal bd = new BigDecimal(value);
    bd = bd.setScale(places, RoundingMode.HALF_UP);
    return bd.doubleValue();
}

From source file:tibano.service.ParkService.java

@RequestMapping(path = "/getPaymentInfo")
PaymentInfo getPaymentInfo(@RequestParam(name = "areaId") Long areaId,
        @RequestParam(name = "licensePlate") String licensePlate) {
    ParkingTransaction pt = ptRepository.findOpenTransactionByAreaAndLicensePlate(areaId, licensePlate);
    if (pt != null) {
        Duration duration = Duration.between(pt.getStart(), LocalDateTime.now());
        Double amount = duration.getSeconds() * SEC_TARIF;
        BigDecimal bd = new BigDecimal(amount);
        bd = bd.setScale(2, RoundingMode.HALF_UP);
        Integer loyaltyPoints = 5 + Integer.valueOf(Double.valueOf(bd.doubleValue()).intValue());
        return new PaymentInfo(pt.getEnd(), amount, duration, loyaltyPoints);
    }//from  www . j  a  va2s .c  o  m
    return new PaymentInfo(null, Double.valueOf(0), Duration.ZERO, Integer.valueOf(0));
}