Example usage for java.math BigDecimal abs

Introduction

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

Prototype

public BigDecimal abs() 

Source Link

Document

Returns a BigDecimal whose value is the absolute value of this BigDecimal , and whose scale is this.scale() .

Usage

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

/**
 * @param dd//w  w w .java 2  s . co  m
 * @param decimalLen
 * @param degFmt
 * @return
 */
public static String convertToSignedDDMMMM(final BigDecimal dd, final int decimalLen,
        final DEGREES_FORMAT degFmt) {
    String sign = "";
    if (dd.compareTo(dd.abs()) < 0) {
        sign = "-";
    }

    String convertedAbs = convertToDDMMMM(dd, degFmt, DIRECTION.None, decimalLen);
    return sign + convertedAbs;
}

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From source file:edu.ku.brc.util.LatLonConverter.java

/**
 * @param dd//w  ww  . j a v  a 2s .c om
 * @param decimalLen
 * @param detFmt
 * @return
 */
public static String convertToSignedDDDDDD(final BigDecimal dd, final int decimalLen,
        final DEGREES_FORMAT degFmt) {
    String sign = "";
    if (dd.compareTo(dd.abs()) < 0) {
        sign = "-";
    }

    String convertedAbs = convertToDDDDDD(dd, degFmt, DIRECTION.None, decimalLen);
    return sign + convertedAbs;
}

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From source file:org.openbravo.advpaymentmngt.utility.APRM_MatchingUtility.java

/**
 * Split the given bank statement line only when it does not match with the amount of the given
 * transaction. It will create a clone of the given bank statement line with the difference
 * amount. The original bank statement line amounts will be set equal to the amounts in the
 * transaction// w w w.j a  va2  s.c o m
 * 
 */
private static void splitBankStatementLine(final FIN_Reconciliation reconciliation,
        final FIN_BankStatementLine bankStatementLine, final FIN_FinaccTransaction transaction) {
    try {
        OBContext.setAdminMode(true);
        if (reconciliation == null || bankStatementLine == null || transaction == null) {
            throw new OBException("splitBankStatementLine method requires not null parameters");
        }

        final BigDecimal bslAmount = bankStatementLine.getCramount().subtract(bankStatementLine.getDramount());
        final BigDecimal trxAmount = transaction.getDepositAmount().subtract(transaction.getPaymentAmount());

        // If amounts don't match we continue with the split
        if (bslAmount.compareTo(trxAmount) != 0) {
            if ("Y".equals(reconciliation.getPosted())) {
                // reconciliation posted not possible to split a row
                throw new OBException(OBMessageUtils.messageBD("APRM_SplitBSLReconciliationPosted"));
            }
            if (bankStatementLine.getFinancialAccountTransaction() != null
                    && bankStatementLine.getFinancialAccountTransaction().getReconciliation() != null) {
                throw new OBException(OBMessageUtils.messageBD("APRM_SplitBSLAlreadyMatched"));
            }

            // prevent trigger
            FIN_BankStatement bs = bankStatementLine.getBankStatement();
            bs.setProcessed(false);
            OBDal.getInstance().save(bs);
            OBDal.getInstance().flush();

            // Duplicate bank statement line with pending amount
            FIN_BankStatementLine clonedBSLine = (FIN_BankStatementLine) DalUtil.copy(bankStatementLine, true);
            final BigDecimal credit = bankStatementLine.getCramount().subtract(transaction.getDepositAmount());
            final BigDecimal debit = bankStatementLine.getDramount().subtract(transaction.getPaymentAmount());
            clonedBSLine.setCramount(credit);
            clonedBSLine.setDramount(debit);

            if (credit.compareTo(BigDecimal.ZERO) != 0 && debit.compareTo(BigDecimal.ZERO) != 0) {
                BigDecimal total = credit.subtract(debit);
                if (total.compareTo(BigDecimal.ZERO) == -1) {
                    clonedBSLine.setCramount(BigDecimal.ZERO);
                    clonedBSLine.setDramount(total.abs());
                } else {
                    clonedBSLine.setCramount(total);
                    clonedBSLine.setDramount(BigDecimal.ZERO);
                }
            } else {
                if (credit.compareTo(BigDecimal.ZERO) == -1) {
                    clonedBSLine.setCramount(BigDecimal.ZERO);
                    clonedBSLine.setDramount(credit.abs());
                }
                if (debit.compareTo(BigDecimal.ZERO) == -1) {
                    clonedBSLine.setDramount(BigDecimal.ZERO);
                    clonedBSLine.setCramount(debit.abs());
                }

            }

            // Set bankstatement line amounts with the matched transaction amounts
            bankStatementLine.setCramount(transaction.getDepositAmount());
            bankStatementLine.setDramount(transaction.getPaymentAmount());

            bs.setProcessed(true);

            // Save
            OBDal.getInstance().save(bs);
            OBDal.getInstance().save(clonedBSLine);
            OBDal.getInstance().save(bankStatementLine);
        }

    } finally {
        OBContext.restorePreviousMode();
    }
}

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From source file:org.cirdles.calamari.algorithms.TukeyBiweight.java

public static ValueModel calculateTukeyBiweightMean(String name, double tuningConstant, double[] values) {
    // guarantee termination
    BigDecimal epsilon = BigDecimal.ONE.movePointLeft(10);
    int iterationMax = 100;
    int iterationCounter = 0;

    int n = values.length;
    // initial mean is median
    BigDecimal mean = new BigDecimal(calculateMedian(values));

    // initial sigma is median absolute deviation from mean = median (MAD)
    double deviations[] = new double[n];
    for (int i = 0; i < values.length; i++) {
        deviations[i] = StrictMath.abs(values[i] - mean.doubleValue());
    }//  ww  w. j  av  a 2 s.  c  o m
    BigDecimal sigma = new BigDecimal(calculateMedian(deviations)).max(BigDecimal.valueOf(SQUID_TINY_VALUE));

    BigDecimal previousMean;
    BigDecimal previousSigma;

    do {
        iterationCounter++;
        previousMean = mean;
        previousSigma = sigma;

        // init to zeroes
        BigDecimal[] deltas = new BigDecimal[n];
        BigDecimal[] u = new BigDecimal[n];
        BigDecimal sa = BigDecimal.ZERO;
        BigDecimal sb = BigDecimal.ZERO;
        BigDecimal sc = BigDecimal.ZERO;

        BigDecimal tee = new BigDecimal(tuningConstant).multiply(sigma);

        for (int i = 0; i < n; i++) {
            deltas[i] = new BigDecimal(values[i]).subtract(mean);
            if (tee.compareTo(deltas[i].abs()) > 0) {
                deltas[i] = new BigDecimal(values[i]).subtract(mean);
                u[i] = deltas[i].divide(tee, MathContext.DECIMAL128);
                BigDecimal uSquared = u[i].multiply(u[i]);
                sa = sa.add(deltas[i].multiply(BigDecimal.ONE.subtract(uSquared).pow(2)).pow(2));
                sb = sb.add(BigDecimal.ONE.subtract(uSquared)
                        .multiply(BigDecimal.ONE.subtract(new BigDecimal(5.0).multiply(uSquared))));
                sc = sc.add(u[i].multiply(BigDecimal.ONE.subtract(uSquared).pow(2)));
            }
        }

        sigma = bigDecimalSqrtBabylonian(sa.multiply(new BigDecimal(n))).divide(sb.abs(),
                MathContext.DECIMAL128);
        sigma = sigma.max(BigDecimal.valueOf(SQUID_TINY_VALUE));
        mean = previousMean.add(tee.multiply(sc).divide(sb, MathContext.DECIMAL128));

    } // both tests against epsilon must pass OR iterations top out
      // april 2016 Simon B discovered we need 101 iterations possible, hence the "<=" below
    while (((sigma.subtract(previousSigma).abs().divide(sigma, MathContext.DECIMAL128).compareTo(epsilon) > 0)//
            || mean.subtract(previousMean).abs().divide(mean, MathContext.DECIMAL128).compareTo(epsilon) > 0)//
            && (iterationCounter <= iterationMax));

    return new ValueModel(name, mean, "ABS", sigma);
}

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From source file:org.yccheok.jstock.analysis.FunctionOperator.java

private Double absolute() {
    Object object0 = inputs[0].getValue();

    try {/* w w  w. j  a  v  a2  s.c  o m*/
        BigDecimal d0 = new BigDecimal(object0.toString());

        return d0.abs().doubleValue();
    } catch (NumberFormatException exp) {
        log.error(null, exp);
    }

    return null;
}

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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 w w w.  j a  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();
}

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From source file:org.onebusaway.admin.util.VehicleStatusBuilder.java

private String getLastUpdate(String timeReported) {
    String lastUpdate;// ww w  .ja v  a2 s  . c  o m
    BigDecimal difference = getTimeDifference(timeReported);
    if (difference.abs().compareTo(new BigDecimal(86400)) > 0) {
        //Calculate the difference in days
        BigDecimal days = difference.divide(new BigDecimal(86400), BigDecimal.ROUND_HALF_UP);
        lastUpdate = days.toPlainString() + " days";
    } else {
        if (difference.abs().compareTo(new BigDecimal(3600)) > 0) {
            //Calculate the difference in hours
            BigDecimal hours = difference.divide(new BigDecimal(3600), BigDecimal.ROUND_HALF_UP);
            lastUpdate = hours.toPlainString() + " hours";
        } else {
            if (difference.abs().compareTo(new BigDecimal(60)) > 0) {
                //Calculate the difference in minutes
                BigDecimal minutes = difference.divide(new BigDecimal(60), BigDecimal.ROUND_UP);
                lastUpdate = minutes.toPlainString() + " mins";
            } else {
                lastUpdate = difference + " sec";
            }
        }
    }
    return lastUpdate;
}

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

/**
 * Converts BigDecimal to Decimal Degrees.
 * @param bd the DigDecimal to be converted.
 * @param degreesFMT indicates whether to include the degrees symbol
 * @return a 1 piece string//  ww  w.j  a v a 2s  .  co  m
 */
public static String convertToDDDDDD(final BigDecimal bd, final DEGREES_FORMAT degreesFMT,
        final DIRECTION direction, final int decimalLen, final boolean alwaysIncludeDir) {
    if (bd == null || bd.doubleValue() == 0.0) {
        return "0.0";
    }

    StringBuilder sb = new StringBuilder();

    sb.append(String.format("%" + decimalLen + "." + decimalLen + "f", bd.abs()));

    if (degreesFMT == DEGREES_FORMAT.Symbol) {
        sb.append("\u00B0");

    }
    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 format(bd.abs()) + (degreesFMT == DEGREES_FORMAT.Symbol ? "\u00B0" : "");
    return sb.toString();
}

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From source file:nl.strohalm.cyclos.utils.conversion.NumberConverter.java

public String toString(final T number) {
    if (number == null) {
        return null;
    }//from ww  w. ja v a2s .com
    BigDecimal bigDecimal = CoercionHelper.coerce(BigDecimal.class, number);

    // Convert to negative if on negativeToAbsoluteValue mode and number is not zero
    if (negativeToAbsoluteValue) {
        bigDecimal = bigDecimal.abs();
    }

    // For very small negative numbers, like 0.000001, avoid formatting as -0,00
    final BigDecimal delta = getDelta();
    if (bigDecimal.compareTo(BigDecimal.ZERO) < 0 && bigDecimal.compareTo(delta) > 0) {
        bigDecimal = BigDecimal.ZERO;
    }

    return numberFormat.format(bigDecimal);
}

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From source file:com.rockagen.gnext.service.spring.AccountServImpl.java

/**
 * Balance enough?//  w ww .  jav a  2 s  .c  o  m
 *
 * @param account Account
 * @param amount  amount
 * @return true if enough
 */
private boolean checkBalance(Account account, BigDecimal amount) {
    BigDecimal tmp = account.getAvailableBalance().subtract(amount.abs());
    if ((tmp.compareTo(BigDecimal.ZERO)) < 0) {
        return false;
    }
    return true;

}

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