Example usage for java.math BigDecimal add

Introduction

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

Prototype

public BigDecimal add(BigDecimal augend) 

Source Link

Document

Returns a BigDecimal whose value is (this + augend) , and whose scale is max(this.scale(), augend.scale()) .

Usage

From source file:com.valco.utility.FacturasUtility.java

public static BigDecimal getTotalImpuestos(Set<Impuestos> impuestos) {
    BigDecimal totalImpuesto = new BigDecimal("0.000000");
    for (Impuestos impuesto : impuestos) {
        totalImpuesto = totalImpuesto.add(impuesto.getImporte()).setScale(6, RoundingMode.HALF_EVEN);
    }//  w  w  w . j av a 2  s .c o m
    return totalImpuesto;
}

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From source file:com.intuit.tank.project.JobDetailFormatter.java

protected static BigDecimal estimateCost(int numInstances, BigDecimal costPerHour, long time) {
    BigDecimal cost = BigDecimal.ZERO;
    // calculate the number of machines and the expected run time
    BigDecimal hours = new BigDecimal(Math.max(1, Math.ceil(time / HOURS)));
    cost = cost.add(costPerHour.multiply(new BigDecimal(numInstances)).multiply(hours));
    // dynamoDB costs about 1.5 times the instance cost
    cost = cost.add(cost.multiply(new BigDecimal(1.5D)));
    return cost;/*from ww  w .j av a2 s.  c o  m*/
}

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From source file:dk.clanie.money.Money.java

/**
 * Summarize a collection of Money./*from  ww  w .jav a2  s  .c o m*/
 * 
 * All the money must have the same currency.
 * 
 * @param monies
 * @return Money - sum. Null if the collection is empty or null.
 * 
 * @throws IllegalArgumentException
 *             if there are Money with different currencies in the
 *             collection.
 */
public static Money sum(Collection<Money> monies) {
    if (monies == null || monies.size() == 0)
        return null;
    Iterator<Money> iter = monies.iterator();
    Money money = iter.next();
    BigDecimal sum = money.amount;
    Currency currency = money.currency;
    while (iter.hasNext()) {
        money = iter.next();
        if (money.currency != currency) {
            throw new IllegalArgumentException("Amounts must have same currency.");
        }
        sum = sum.add(money.amount);
    }
    return new Money(sum, currency);
}

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From source file:com.feilong.core.lang.NumberUtil.java

/**
 * ?./* w ww  .j  a  v a  2  s . c o m*/
 * 
 * <h3>:</h3>
 * 
 * <blockquote>
 * 
 * <pre class="code">
 * NumberUtil.getAddValue(2, 4, 5)              =   11
 * NumberUtil.getAddValue(new BigDecimal(6), 5) =   11
 * </pre>
 * 
 * </blockquote>
 * 
 * @param numbers
 *            the numbers
 * @return  <code>numbers</code> null, {@link NullPointerException}<br>
 *         null, {@link IllegalArgumentException}<br>
 *         ????{@link BigDecimal},?
 * @since 1.5.5
 */
public static BigDecimal getAddValue(Number... numbers) {
    Validate.noNullElements(numbers, "numbers can't be null!");

    BigDecimal sum = BigDecimal.ZERO;
    for (Number number : numbers) {
        sum = sum.add(toBigDecimal(number));
    }
    return sum;
}

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From source file:com.whatlookingfor.common.utils.StringUtils.java

/**
 * ???/*from www.  java 2s  . c  o m*/
 *
 * @param v1 
 * @param v2 
 * @return ?
 */

public static double add(double v1, double v2) {
    BigDecimal b1 = new BigDecimal(Double.toString(v1));
    BigDecimal b2 = new BigDecimal(Double.toString(v2));
    return b1.add(b2).doubleValue();
}

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From source file:com.prowidesoftware.swift.model.CurrencyAmount.java

/**
 * Creates a currency amount from the sum of all given fields.
 * Will return null if currencies not match.
 * @param fields fields to sum, currency must be the same for all
 * @return total or null if cannot create amount from any field or if not all fields currency match
 *//*from www  .j  a va2  s .c om*/
static CurrencyAmount ofSum(Field... fields) {
    if (fields == null || fields.length == 0) {
        return null;
    }
    BigDecimal total = null;
    String currency = null;
    for (Field field : fields) {
        CurrencyAmount ca = of(field);
        if (ca == null) {
            return null;
        }
        if (total == null) {
            total = ca.getAmount();
            currency = ca.getCurrency();
        } else if (StringUtils.equals(currency, ca.getCurrency())) {
            total = total.add(ca.getAmount());
        } else {
            log.warning("cannot sum amounts with different currencies, expected " + currency + " and found "
                    + ca.getCurrency() + " in field " + field.getName() + ":" + field.getValue());
            return null;
        }
    }
    if (total != null && currency != null) {
        return new CurrencyAmount(currency, total);
    } else {
        return null;
    }
}

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From source file:Main.java

/**
 * Subtract one positive Duration from another, larger positive Duration.
 * @param d1 The larger positive duration
 * @param d2 The smaller positive duration
 * @return The difference/*from  w  w w  .j a  va2 s  .c  o m*/
 */
private static Duration subtractSmallerPositiveDurationFromLargerPositiveDuration(Duration d1, Duration d2) {
    BigDecimal s1 = fractionalSeconds(d1);
    BigDecimal s2 = fractionalSeconds(d2);
    BigDecimal extraSeconds = s1.subtract(s2);

    Duration strip1 = stripFractionalSeconds(d1);
    Duration strip2 = stripFractionalSeconds(d2);

    Duration stripResult = strip1.subtract(strip2);

    if (extraSeconds.compareTo(BigDecimal.ZERO) < 0) {
        stripResult = stripResult.subtract(DURATION_1_SECOND);
        extraSeconds = extraSeconds.add(BigDecimal.ONE);
    }

    BigDecimal properSeconds = BigDecimal.valueOf(stripResult.getSeconds()).add(extraSeconds);

    return FACTORY.newDuration(true, BigInteger.valueOf(stripResult.getYears()),
            BigInteger.valueOf(stripResult.getMonths()), BigInteger.valueOf(stripResult.getDays()),
            BigInteger.valueOf(stripResult.getHours()), BigInteger.valueOf(stripResult.getMinutes()),
            properSeconds);
}

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From source file:client.Pi.java

/**
 * Compute the value, in radians, of the arctangent of 
 * the inverse of the supplied integer to the specified
 * number of digits after the decimal point.  The value
 * is computed using the power series expansion for the
 * arc tangent://  w  ww.j a v  a2s . c  o  m
 *
 * arctan(x) = x - (x^3)/3 + (x^5)/5 - (x^7)/7 + 
 *     (x^9)/9 ...
 */
public static BigDecimal arctan(int inverseX, int scale) {
    BigDecimal result, numer, term;
    BigDecimal invX = BigDecimal.valueOf(inverseX);
    BigDecimal invX2 = BigDecimal.valueOf(inverseX * inverseX);

    numer = BigDecimal.ONE.divide(invX, scale, roundingMode);

    result = numer;
    int i = 1;
    do {
        numer = numer.divide(invX2, scale, roundingMode);
        int denom = 2 * i + 1;
        term = numer.divide(BigDecimal.valueOf(denom), scale, roundingMode);
        if ((i % 2) != 0) {
            result = result.subtract(term);
        } else {
            result = result.add(term);
        }
        i++;
    } while (term.compareTo(BigDecimal.ZERO) != 0);
    return result;
}

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From source file:uk.dsxt.voting.tests.TestDataGenerator.java

private static VoteResult generateVote(String id, HashMap<String, BigDecimal> securities, Voting voting) {
    VoteResult vote = new VoteResult(voting.getId(), id, securities.get(SECURITY));
    for (int j = 0; j < voting.getQuestions().length; j++) {
        String questionId = voting.getQuestions()[j].getId();

        if (voting.getQuestions()[j].isCanSelectMultiple()) {
            BigDecimal totalSum = BigDecimal.ZERO;
            for (int i = 0; i < voting.getQuestions()[j].getAnswers().length; i++) {
                String answerId = voting.getQuestions()[j].getAnswers()[i].getId();
                int amount = randomInt(0, vote.getPacketSize().subtract(totalSum).intValue());
                BigDecimal voteAmount = new BigDecimal(amount);
                totalSum = totalSum.add(voteAmount);
                if (voteAmount.compareTo(BigDecimal.ZERO) > 0)
                    vote.setAnswer(questionId, answerId, voteAmount);
            }/*from w w  w. j  a  v  a2 s . c o  m*/
        } else {
            String answerId = voting.getQuestions()[j].getAnswers()[randomInt(0,
                    voting.getQuestions()[j].getAnswers().length - 1)].getId();
            BigDecimal voteAmount = new BigDecimal(randomInt(0, vote.getPacketSize().intValue()));
            if (voteAmount.compareTo(BigDecimal.ZERO) > 0)
                vote.setAnswer(questionId, answerId, voteAmount);
        }
    }
    return vote;
}

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From source file:com.aoindustries.creditcards.TransactionRequest.java

/**
 * Adds-up all amounts into a total amount.
 * @return   amount + tax + shipping + duty
 */// w w w  .  j  a  va  2  s  .  c om
public static BigDecimal getTotalAmount(BigDecimal amount, BigDecimal taxAmount, BigDecimal shippingAmount,
        BigDecimal dutyAmount) {
    if (taxAmount != null)
        amount = amount.add(taxAmount);
    if (shippingAmount != null)
        amount = amount.add(shippingAmount);
    if (dutyAmount != null)
        amount = amount.add(dutyAmount);
    return amount;
}

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