Java Code Examples for javax.money.MonetaryAmount#getCurrency()

/**
 * Method that converts the source {@link MonetaryAmount} to an
 * {@link MonetaryAmount} based on the {@link ExchangeRate} of this
 * conversion.
 * @param amount The source amount
 * @return The converted amount, never null.
 * @throws CurrencyConversionException if conversion failed, or the required data is not available.
 * @see #getExchangeRate(MonetaryAmount)
 */
@Override
public MonetaryAmount apply(MonetaryAmount amount) {
    if (termCurrency.equals(Objects.requireNonNull(amount).getCurrency())) {
        return amount;
    }
    ExchangeRate rate = getExchangeRate(amount);
    if (Objects.isNull(rate) || !amount.getCurrency().equals(rate.getBaseCurrency())) {
        throw new CurrencyConversionException(amount.getCurrency(),
                this.termCurrency, null);
    }

    NumberValue factor = rate.getFactor();
    factor = roundFactor(amount, factor);

    Integer scale = rate.getContext().get(KEY_SCALE, Integer.class);
    if(Objects.isNull(scale) || scale < 0) {
    	return amount.multiply(factor).getFactory().setCurrency(rate.getCurrency()).create();
    } else {
    	return amount.multiply(factor).getFactory().setCurrency(rate.getCurrency()).create().with(MonetaryOperators.rounding(scale));
    }
}
 

@Override
public void serialize(final MonetaryAmount value, final JsonGenerator json, final SerializerProvider provider)
        throws IOException {

    final CurrencyUnit currency = value.getCurrency();
    @Nullable final String formatted = format(value, provider);

    json.writeStartObject();
    {
        json.writeObjectField(names.getAmount(), writer.write(value));
        json.writeObjectField(names.getCurrency(), currency);

        if (formatted != null) {
            json.writeStringField(names.getFormatted(), formatted);
        }
    }
    json.writeEndObject();
}
 

@Override
public Long toNonNullValue(MonetaryAmount value) {
	if (!currencyUnit.equals(value.getCurrency())) {
		throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was " + value.getCurrency());
	}
    return MonetaryQueries.extractMajorPart().queryFrom(value).longValue();
}
 

@Override
  public Long toNonNullValue(MonetaryAmount value) {
  	if (!currencyUnit.equals(value.getCurrency())) {
  		throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was " + value.getCurrency());
  	}
BigDecimal val = value.getNumber().numberValue(BigDecimal.class);
  	
  	return val.movePointRight(currencyUnit.getDefaultFractionDigits()).longValue();
  }
 

@Override
public BigDecimal toNonNullValue(MonetaryAmount value) {
	if (!currencyUnit.equals(value.getCurrency())) {
		throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was " + value.getCurrency());
	}
	return value.getNumber().numberValue(BigDecimal.class);
}
 

@Override
public Long toNonNullValue(MonetaryAmount value) {
    if (!currencyUnit.equals(value.getCurrency())) {
        throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was "
                + value.getCurrency());
    }
    BigDecimal val = value.getNumber().numberValue(BigDecimal.class);

    return val.movePointRight(currencyUnit.getDefaultFractionDigits()).longValue();
}
 

@Override
public Long toNonNullValue(MonetaryAmount value) {
	if (!currencyUnit.equals(value.getCurrency())) {
		throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was " + value.getCurrency());
	}
    return MonetaryQueries.extractMajorPart().queryFrom(value).longValue();
}
 

@Override
public BigDecimal toNonNullValue(MonetaryAmount value) {
	if (!currencyUnit.equals(value.getCurrency())) {
		throw new IllegalStateException("Expected currency " + currencyUnit.getCurrencyCode() + " but was " + value.getCurrency());
	}
	return value.getNumber().numberValue(BigDecimal.class);
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    BigDecimal minorVal = value.getNumber().numberValue(BigDecimal.class);
    minorVal = minorVal.movePointRight(value.getCurrency().getDefaultFractionDigits());

    return new Object[] { value.getCurrency(), minorVal.longValue() };
}
 

@Override
public MonetaryAmount apply(MonetaryAmount amount) {
	Objects.requireNonNull(amount, "Amount required.");
	CurrencyUnit currency = amount.getCurrency();
	int scale = scaleOptional.orElse(currency.getDefaultFractionDigits());
	BigDecimal value = amount.getNumber().numberValue(BigDecimal.class).setScale(scale, roundingMode);
	return amount.getFactory().setNumber(value).create();
}
 

@Override
public MonetaryAmount apply(MonetaryAmount amountPV) {
    if(!balloonAmount.getCurrency().equals(amountPV.getCurrency())){
        throw new MonetaryException("Currency mismatch: " + balloonAmount.getCurrency() +
                " <> "+amountPV.getCurrency());
    }
    return calculate(amountPV, balloonAmount, rateAndPeriods);
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    BigDecimal minorVal = value.getNumber().numberValue(BigDecimal.class);
    minorVal = minorVal.movePointRight(value.getCurrency().getDefaultFractionDigits());

    return new Object[] { value.getCurrency(), minorVal.longValue() };
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    return new Object[] { value.getCurrency(), MonetaryQueries.extractMajorPart().queryFrom(value).longValue() };
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    return new Object[] { value.getCurrency(), MonetaryQueries.extractMajorPart().queryFrom(value).longValue() };
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    return new Object[] { value.getCurrency(), value.getNumber().numberValue(BigDecimal.class) };
}
 

@Override
protected Object[] toConvertedColumns(MonetaryAmount value) {

    return new Object[] { value.getCurrency(), value.getNumber().numberValue(BigDecimal.class) };
}
 

/**
 * Gets the amount in minor units as a {@code long}.
 * <p>
 * This returns the monetary amount in terms of the minor units of the
 * currency, truncating the amount if necessary. For example, 'EUR 2.35'
 * will return 235, and 'BHD -1.345' will return -1345.
 * <p>
 * This method matches the API of {@link java.math.BigDecimal}.
 *
 * @return the minor units part of the amount
 * @throws ArithmeticException
 *             if the amount is too large for a {@code long}
 */
@Override
public Long queryFrom(MonetaryAmount amount) {
	Objects.requireNonNull(amount, "Amount required.");
	BigDecimal number = amount.getNumber().numberValue(BigDecimal.class);
	CurrencyUnit cur = amount.getCurrency();
	int scale = cur.getDefaultFractionDigits();
	if(scale<0){
		scale = 0;
	}
	number = number.setScale(scale, RoundingMode.DOWN);
	return number.movePointRight(number.scale()).longValueExact();
}
 

/**
 * Method to check if a currency is compatible with this amount instance.
 *
 * @param amount       The monetary amount to be compared to, never null.
 * @param currencyUnit the currency unit to compare, never null.
 * @throws MonetaryException If the amount is null, or the amount's {@link CurrencyUnit} is not
 *                           compatible, meaning has a different value of
 *                           {@link CurrencyUnit#getCurrencyCode()}).
 */
public static void checkAmountParameter(MonetaryAmount amount, CurrencyUnit currencyUnit) {
    requireNonNull(amount, "Amount must not be null.");
    final CurrencyUnit amountCurrency = amount.getCurrency();
    if (!currencyUnit.getCurrencyCode().equals(amountCurrency.getCurrencyCode())) {
        throw new MonetaryException("Currency mismatch: " + currencyUnit + '/' + amountCurrency);
    }
}