Java Utililty Methods BigDecimal Round

List of utility methods to do BigDecimal Round

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Description

The list of methods to do BigDecimal Round are organized into topic(s).

Method

BigDecimalround(final BigDecimal input, final int precision)
round 
final MathContext mc = new MathContext(precision + 1);
return input.round(mc);
BigDecimalround(final BigDecimal number, final int minFractionDigits, final int maxFractionDigits, final RoundingMode roundingMode)
round 
if (number == null) {
    throw new NullPointerException("number");
if (roundingMode == null) {
    throw new NullPointerException("roundingMode");
if (minFractionDigits < 0) {
    throw new IllegalArgumentException(
...
doubleround_BigDecimal(double d, int decLen)
roun Big Decimal 
BigDecimal bigD = new BigDecimal(d);
if (decLen < 0) {
    double tempValue = bigD.movePointLeft(-decLen).setScale(0, BigDecimal.ROUND_HALF_UP).doubleValue();
    bigD = (new BigDecimal(tempValue)).movePointRight(-decLen);
} else {
    bigD = bigD.setScale(decLen, BigDecimal.ROUND_HALF_UP);
return bigD.doubleValue();
...
BigDecimalroundBigDecimal(BigDecimal num)
round Big Decimal 
return roundBigDecimal(num, 2);
NumberroundBigDecimal(Number value, double precision)
rounding with big decimal precision 
if (value != null) {
    BigDecimal val = value instanceof BigDecimal ? (BigDecimal) value : new BigDecimal(value.toString());
    BigDecimal prec = BigDecimal.valueOf(precision);
    return val.divide(prec, BigDecimal.ROUND_HALF_EVEN).setScale(0, BigDecimal.ROUND_HALF_EVEN)
            .multiply(prec);
return null;
BigDecimalroundCommercial(BigDecimal value, int decimalPlaces)
round Commercial 
return value.round(getMathContext(decimalPlaces));
StringroundDecimal(Object value)
round Decimal 
return roundDecimal(value, "###,###.##");
FloatroundDecimals(Float d)
Round a float to decimal 
Float roundedFloat = null;
if (d != null) {
    int nrdec = getNumberOfDecimalPlace(d);
    StringBuilder strbuf = new StringBuilder();
    strbuf.append("#.");
    for (int i = 0; i < nrdec; i++) {
        strbuf.append("#");
    DecimalFormat decformatter = decFormatMapCache.get(strbuf.toString());
    if (decformatter == null) {
        decformatter = new DecimalFormat(strbuf.toString(), DECIMALSEP);
        decFormatMapCache.put(strbuf.toString(), decformatter);
    roundedFloat = Float.valueOf(decformatter.format(d));
return roundedFloat;
BigDecimalroundDoubleAsBigDecimal(double d, int numberOfDecimals)
Rounds a double with the given number of decimals and returns a BigDecimal. 
BigDecimal bigDecimal = new BigDecimal(d).setScale(numberOfDecimals, BigDecimal.ROUND_HALF_UP);
return bigDecimal;
introundDown(BigDecimal a)
round Down 
if (isZero(a)) {
    return 0;
int i = a.intValue();
return i;