Examples with ExchangeRate javax.money.convert.ExchangeRate used on opensource projects

Example 11 with ExchangeRate

use of javax.money.convert.ExchangeRate in project jsr354-ri by JavaMoney.

the class ECBAbstractRateProvider method getExchangeRate.

@Override
public ExchangeRate getExchangeRate(ConversionQuery conversionQuery) {
    Objects.requireNonNull(conversionQuery);
    try {
        if (loadLock.await(30, TimeUnit.SECONDS)) {
            if (rates.isEmpty()) {
                return null;
            }
            RateResult result = findExchangeRate(conversionQuery);
            ExchangeRateBuilder builder = getBuilder(conversionQuery, result.date);
            ExchangeRate sourceRate = result.targets.get(conversionQuery.getBaseCurrency().getCurrencyCode());
            ExchangeRate target = result.targets.get(conversionQuery.getCurrency().getCurrencyCode());
            return createExchangeRate(conversionQuery, builder, sourceRate, target);
        } else {
            throw new MonetaryException("Failed to load currency conversion data: " + loadState);
        }
    } catch (InterruptedException e) {
        throw new MonetaryException("Failed to load currency conversion data: Load task has been interrupted.", e);
    }
}

Example 12 with ExchangeRate

use of javax.money.convert.ExchangeRate in project jsr354-ri by JavaMoney.

the class ECBAbstractRateProvider method findExchangeRate.

private RateResult findExchangeRate(ConversionQuery conversionQuery) {
    LocalDate[] dates = getQueryDates(conversionQuery);
    if (dates == null) {
        Comparator<LocalDate> comparator = Comparator.naturalOrder();
        LocalDate date = this.rates.keySet().stream().sorted(comparator.reversed()).findFirst().orElseThrow(() -> new MonetaryException("There is not more recent exchange rate to  rate on ECBRateProvider."));
        return new RateResult(date, this.rates.get(date));
    } else {
        for (LocalDate localDate : dates) {
            Map<String, ExchangeRate> targets = this.rates.get(localDate);
            if (Objects.nonNull(targets)) {
                return new RateResult(localDate, targets);
            }
        }
        String datesOnErros = Stream.of(dates).map(date -> date.format(DateTimeFormatter.ISO_LOCAL_DATE)).collect(Collectors.joining(","));
        throw new MonetaryException("There is not exchange on day " + datesOnErros + " to rate to  rate on ECBRateProvider.");
    }
}

Example 13 with ExchangeRate

use of javax.money.convert.ExchangeRate in project jsr354-ri by JavaMoney.

the class IMFHistoricRateProvider method combine.

private Map<CurrencyUnit, List<ExchangeRate>> combine(Map<CurrencyUnit, List<ExchangeRate>> source, Map<CurrencyUnit, List<ExchangeRate>> destination) {
    for (CurrencyUnit currency : source.keySet()) {
        destination.putIfAbsent(currency, new ArrayList<>());
        List<ExchangeRate> rates = source.get(currency);
        destination.merge(currency, rates, IMFHistoricRateProvider::merge);
    }
    return destination;
}

Example 14 with ExchangeRate

use of javax.money.convert.ExchangeRate in project jsr354-ri by JavaMoney.

the class AbstractCurrencyConversion method apply.

/**
 * 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));
    }
}

Example 15 with ExchangeRate

use of javax.money.convert.ExchangeRate in project jsr354-ri by JavaMoney.

the class IMFAbstractRateProvider method getExchangeRate.

private ExchangeRate getExchangeRate(List<ExchangeRate> rates, final LocalDate[] dates) {
    if (Objects.isNull(rates)) {
        return null;
    }
    if (Objects.isNull(dates)) {
        return rates.stream().sorted(COMPARATOR_EXCHANGE_BY_LOCAL_DATE.reversed()).findFirst().orElseThrow(() -> new MonetaryException("There is not more recent exchange rate to  rate on IMFRateProvider."));
    } else {
        for (LocalDate localDate : dates) {
            Predicate<ExchangeRate> filter = rate -> rate.getContext().get(LocalDate.class).equals(localDate);
            Optional<ExchangeRate> exchangeRateOptional = rates.stream().filter(filter).findFirst();
            if (exchangeRateOptional.isPresent()) {
                return exchangeRateOptional.get();
            }
        }
        String datesOnErros = Stream.of(dates).map(date -> date.format(DateTimeFormatter.ISO_LOCAL_DATE)).collect(Collectors.joining(","));
        throw new MonetaryException("There is not exchange on day " + datesOnErros + " to rate to  rate on IFMRateProvider.");
    }
}