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

Example 26 with ExchangeRate

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

the class ECBAbstractRateProvider method createExchangeRate.

private ExchangeRate createExchangeRate(ConversionQuery query, ExchangeRateBuilder builder, ExchangeRate sourceRate, ExchangeRate target) {
    if (areBothBaseCurrencies(query)) {
        builder.setFactor(DefaultNumberValue.ONE);
        return builder.build();
    } else if (BASE_CURRENCY_CODE.equals(query.getCurrency().getCurrencyCode())) {
        if (sourceRate == null) {
            return null;
        }
        return reverse(sourceRate);
    } else if (BASE_CURRENCY_CODE.equals(query.getBaseCurrency().getCurrencyCode())) {
        return target;
    } else {
        // Get Conversion base as derived rate: base -> EUR -> term
        ExchangeRate rate1 = getExchangeRate(query.toBuilder().setTermCurrency(Monetary.getCurrency(BASE_CURRENCY_CODE)).build());
        ExchangeRate rate2 = getExchangeRate(query.toBuilder().setBaseCurrency(Monetary.getCurrency(BASE_CURRENCY_CODE)).setTermCurrency(query.getCurrency()).build());
        if (rate1 != null && rate2 != null) {
            builder.setFactor(multiply(rate1.getFactor(), rate2.getFactor()));
            builder.setRateChain(rate1, rate2);
            return builder.build();
        }
        throw new CurrencyConversionException(query.getBaseCurrency(), query.getCurrency(), sourceRate.getContext());
    }
}

Example 27 with ExchangeRate

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

the class ECBAbstractRateProvider method getExchangeRate.

@Override
public ExchangeRate getExchangeRate(ConversionQuery query) {
    Objects.requireNonNull(query);
    try {
        if (loadLock.await(30, TimeUnit.SECONDS)) {
            if (rates.isEmpty()) {
                return null;
            }
            if (!isAvailable(query)) {
                return null;
            }
            LocalDate selectedDate = null;
            Map<String, ExchangeRate> targets = null;
            for (LocalDate date : getTargetDates(query)) {
                targets = this.rates.get(date);
                if (targets != null) {
                    selectedDate = date;
                    break;
                }
            }
            if (targets == null) {
                return null;
            }
            ExchangeRateBuilder builder = getBuilder(query, selectedDate);
            ExchangeRate sourceRate = targets.get(query.getBaseCurrency().getCurrencyCode());
            ExchangeRate target = targets.get(query.getCurrency().getCurrencyCode());
            return createExchangeRate(query, builder, sourceRate, target);
        } else {
            // Lets wait for a successful load only once, then answer requests as data is present.
            loadLock.countDown();
            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 28 with ExchangeRate

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

the class ECBRateReader method addRate.

/**
 * Method to add a currency exchange rate.
 *
 * @param term      the term (target) currency, mapped from EUR.
 * @param localDate The target day.
 * @param rate      The rate.
 */
void addRate(CurrencyUnit term, LocalDate localDate, Number rate) {
    RateType rateType = RateType.HISTORIC;
    ExchangeRateBuilder builder;
    if (localDate != null) {
        // TODO check/test!
        if (localDate.equals(LocalDate.now())) {
            rateType = RateType.DEFERRED;
        }
        builder = new ExchangeRateBuilder(ConversionContextBuilder.create(context, rateType).set(localDate).build());
    } else {
        builder = new ExchangeRateBuilder(ConversionContextBuilder.create(context, rateType).build());
    }
    builder.setBase(ECBHistoricRateProvider.BASE_CURRENCY);
    builder.setTerm(term);
    builder.setFactor(DefaultNumberValue.of(rate));
    ExchangeRate exchangeRate = builder.build();
    Map<String, ExchangeRate> rateMap = this.historicRates.get(localDate);
    if (rateMap == null) {
        synchronized (this.historicRates) {
            rateMap = this.historicRates.get(localDate);
            if (rateMap == null) {
                rateMap = new ConcurrentHashMap<>();
                this.historicRates.put(localDate, rateMap);
            }
        }
    }
    rateMap.put(term.getCurrencyCode(), exchangeRate);
}

Example 29 with ExchangeRate

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

the class IMFRateProvider method getExchangeRate.

@Override
public ExchangeRate getExchangeRate(ConversionQuery conversionQuery) {
    try {
        if (loadLock.await(30, TimeUnit.SECONDS)) {
            if (currencyToSdr.isEmpty()) {
                return null;
            }
            if (!isAvailable(conversionQuery)) {
                return null;
            }
            CurrencyUnit base = conversionQuery.getBaseCurrency();
            CurrencyUnit term = conversionQuery.getCurrency();
            Calendar timestamp = conversionQuery.get(Calendar.class);
            if (timestamp == null) {
                timestamp = conversionQuery.get(GregorianCalendar.class);
            }
            ExchangeRate rate1;
            ExchangeRate rate2;
            LocalDate localDate;
            if (timestamp == null) {
                localDate = LocalDate.yesterday();
                rate1 = lookupRate(currencyToSdr.get(base), localDate);
                rate2 = lookupRate(sdrToCurrency.get(term), localDate);
                if (rate1 == null || rate2 == null) {
                    localDate = LocalDate.beforeDays(2);
                }
                rate1 = lookupRate(currencyToSdr.get(base), localDate);
                rate2 = lookupRate(sdrToCurrency.get(term), localDate);
                if (rate1 == null || rate2 == null) {
                    localDate = LocalDate.beforeDays(3);
                    rate1 = lookupRate(currencyToSdr.get(base), localDate);
                    rate2 = lookupRate(sdrToCurrency.get(term), localDate);
                }
            } else {
                localDate = LocalDate.from(timestamp);
                rate1 = lookupRate(currencyToSdr.get(base), localDate);
                rate2 = lookupRate(sdrToCurrency.get(term), localDate);
            }
            if (rate1 == null || rate2 == null) {
                return null;
            }
            if (base.equals(SDR)) {
                return rate2;
            } else if (term.equals(SDR)) {
                return rate1;
            }
            ExchangeRateBuilder builder = new ExchangeRateBuilder(ConversionContext.of(CONTEXT.getProviderName(), RateType.HISTORIC));
            builder.setBase(base);
            builder.setTerm(term);
            builder.setFactor(multiply(rate1.getFactor(), rate2.getFactor()));
            builder.setRateChain(rate1, rate2);
            return builder.build();
        } else {
            // Lets wait for a successful load only once, then answer requests as data is present.
            loadLock.countDown();
            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 30 with ExchangeRate

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

the class ExchangeRateSimpleTest method equalsTest.

@Test
public void equalsTest() {
    DefaultNumberValue factor = new DefaultNumberValue(1.1);
    DefaultNumberValue bigDecimalFactor = new DefaultNumberValue(new BigDecimal("1.1"));
    ExchangeRate rate1 = new ExchangeRateBuilder("myprovider", RateType.ANY).setBase(EUR).setTerm(GBP).setFactor(factor).build();
    ExchangeRate rate2 = new ExchangeRateBuilder("myprovider", RateType.ANY).setBase(EUR).setTerm(GBP).setFactor(factor).build();
    ExchangeRate rate3 = new ExchangeRateBuilder("myprovider", RateType.ANY).setBase(EUR).setTerm(GBP).setFactor(bigDecimalFactor).build();
    assertEquals(rate1, rate2, "Rates with same factor");
    assertEquals(rate1, rate3, "Rates with numerically equal factor");
    assertEquals(rate1.hashCode(), rate2.hashCode(), "Hashes with same factor");
    assertEquals(rate1.hashCode(), rate3.hashCode(), "Hashes with numerically equal factor");
}