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:Main.java

public static void addBigDecimalsInMap(Map<String, Object> baseMap, Map<String, Object> addMap) {
    if (baseMap == null || addMap == null)
        return;//from   w w  w. j  ava 2 s  .  c  om
    for (Map.Entry<String, Object> entry : addMap.entrySet()) {
        if (!(entry.getValue() instanceof BigDecimal))
            continue;
        BigDecimal addVal = (BigDecimal) entry.getValue();
        Object baseObj = baseMap.get(entry.getKey());
        if (baseObj == null || !(baseObj instanceof BigDecimal))
            baseObj = BigDecimal.ZERO;
        BigDecimal baseVal = (BigDecimal) baseObj;
        baseMap.put(entry.getKey(), baseVal.add(addVal));
    }
}

From source file:be.error.rpi.ebus.Support.java

public static String addTemperatureToCommand(String command, BigDecimal temperature, int offset) {
    String converted = encodeDATA2c(temperature.add(new BigDecimal(offset)));
    return format(command, substring(converted, 2, 4), substring(converted, 0, 2));
}

From source file:Main.java

public static BigDecimal sum(final List<BigDecimal> list) {
    BigDecimal total = BigDecimal.ZERO;
    for (final BigDecimal item : list) {
        total = total.add(item);
    }/*from  ww w.  ja v  a 2s.  c  om*/
    return total;
}

From source file:Main.java

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

From source file:Main.java

public static double add(double value1, double value2) {
    BigDecimal b1 = new BigDecimal(value1);
    BigDecimal b2 = new BigDecimal(value2);
    return b1.add(b2).doubleValue();
}

From source file:Main.java

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();
}

From source file:Main.java

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

From source file:Main.java

public static BigDecimal subtractVatAmount(BigDecimal percentage, BigDecimal amount) {
    BigDecimal f = BigDecimal.ONE
            .subtract(BigDecimal.ONE.divide(percentage.add(HUNDRED).divide(HUNDRED), 14, RoundingMode.HALF_UP));
    return amount.multiply(f).setScale(2, RoundingMode.HALF_UP);
}

From source file:Main.java

public static BigDecimal cosine(BigDecimal x) {

    BigDecimal currentValue = BigDecimal.ONE;
    BigDecimal lastVal = currentValue.add(BigDecimal.ONE);
    BigDecimal xSquared = x.multiply(x);
    BigDecimal numerator = BigDecimal.ONE;
    BigDecimal denominator = BigDecimal.ONE;
    int i = 0;/* w ww.  j  av a2  s  . c o m*/

    while (lastVal.compareTo(currentValue) != 0) {
        lastVal = currentValue;

        int z = 2 * i + 2;

        denominator = denominator.multiply(BigDecimal.valueOf(z));
        denominator = denominator.multiply(BigDecimal.valueOf(z - 1));
        numerator = numerator.multiply(xSquared);

        BigDecimal term = numerator.divide(denominator, SCALE + 5, ROUNDING_MODE);

        if (i % 2 == 0) {
            currentValue = currentValue.subtract(term);
        } else {
            currentValue = currentValue.add(term);
        }
        i++;
    }

    return currentValue;
}

From source file:Main.java

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).setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
}