Examples with ExchangeRateBuilder org.javamoney.moneta.convert.ExchangeRateBuilder used on opensource projects

Example 1 with ExchangeRateBuilder

use of org.javamoney.moneta.convert.ExchangeRateBuilder in project jsr354-ri by JavaMoney.

the class IdentityRateProvider method getExchangeRate.

@Override
public ExchangeRate getExchangeRate(ConversionQuery conversionQuery) {
    if (conversionQuery.getBaseCurrency().getCurrencyCode().equals(conversionQuery.getCurrency().getCurrencyCode())) {
        ExchangeRateBuilder builder = new ExchangeRateBuilder(getContext().getProviderName(), RateType.OTHER).setBase(conversionQuery.getBaseCurrency());
        builder.setTerm(conversionQuery.getCurrency());
        builder.setFactor(DefaultNumberValue.of(BigDecimal.ONE));
        return builder.build();
    }
    return null;
}

Example 2 with ExchangeRateBuilder

use of org.javamoney.moneta.convert.ExchangeRateBuilder in project jsr354-ri by JavaMoney.

the class ECBAbstractRateProvider method getBuilder.

private ExchangeRateBuilder getBuilder(ConversionQuery query, LocalDate localDate) {
    ExchangeRateBuilder builder = new ExchangeRateBuilder(getExchangeContext("ecb.digit.fraction"));
    builder.setBase(query.getBaseCurrency());
    builder.setTerm(query.getCurrency());
    return builder;
}

Example 3 with ExchangeRateBuilder

use of org.javamoney.moneta.convert.ExchangeRateBuilder in project jsr354-ri by JavaMoney.

the class ECBRateReadingHandler method addRate.

/**
 * Method to add a currency exchange rate.
 *
 * @param term      the term (target) currency, mapped from EUR.
 * @param rate      The rate.
 */
void addRate(CurrencyUnit term, LocalDate localDate, Number rate) {
    RateType rateType = RateType.HISTORIC;
    ExchangeRateBuilder builder;
    if (Objects.nonNull(localDate)) {
        // 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 (Objects.isNull(rateMap)) {
        synchronized (this.historicRates) {
            rateMap = Optional.ofNullable(this.historicRates.get(localDate)).orElse(new ConcurrentHashMap<>());
            this.historicRates.putIfAbsent(localDate, rateMap);
        }
    }
    rateMap.put(term.getCurrencyCode(), exchangeRate);
}

Example 4 with ExchangeRateBuilder

use of org.javamoney.moneta.convert.ExchangeRateBuilder in project jsr354-ri-bp by JavaMoney.

the class ECBAbstractRateProvider method getBuilder.

private ExchangeRateBuilder getBuilder(ConversionQuery query, LocalDate localDate) {
    ExchangeRateBuilder builder = new ExchangeRateBuilder(ConversionContextBuilder.create(getContext(), RateType.HISTORIC).set(localDate).set("LocalDate", localDate.toString()).build());
    builder.setBase(query.getBaseCurrency());
    builder.setTerm(query.getCurrency());
    return builder;
}

Example 5 with ExchangeRateBuilder

use of org.javamoney.moneta.convert.ExchangeRateBuilder in project jsr354-ri-bp by JavaMoney.

the class IMFRateProvider method loadRatesTSV.

@SuppressWarnings("unchecked")
private void loadRatesTSV(InputStream inputStream) throws IOException, ParseException {
    Map<CurrencyUnit, List<ExchangeRate>> newCurrencyToSdr = new HashMap<>();
    Map<CurrencyUnit, List<ExchangeRate>> newSdrToCurrency = new HashMap<>();
    NumberFormat f = new DecimalFormat("#0.0000000000");
    f.setGroupingUsed(false);
    BufferedReader pr = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
    String line = pr.readLine();
    if (line.contains("Request Rejected")) {
        throw new IOException("Request has been rejected by IMF server.");
    }
    // int lineType = 0;
    boolean currencyToSdr = true;
    // SDRs per Currency unit (2)
    // 
    // Currency January 31, 2013 January 30, 2013 January 29, 2013
    // January 28, 2013 January 25, 2013
    // Euro 0.8791080000 0.8789170000 0.8742470000 0.8752180000
    // 0.8768020000
    // Currency units per SDR(3)
    // 
    // Currency January 31, 2013 January 30, 2013 January 29, 2013
    // January 28, 2013 January 25, 2013
    // Euro 1.137520 1.137760 1.143840 1.142570 1.140510
    List<LocalDate> timestamps = null;
    while (line != null) {
        if (line.trim().isEmpty()) {
            line = pr.readLine();
            continue;
        }
        if (line.startsWith("SDRs per Currency unit")) {
            currencyToSdr = false;
            line = pr.readLine();
            continue;
        } else if (line.startsWith("Currency units per SDR")) {
            currencyToSdr = true;
            line = pr.readLine();
            continue;
        } else if (line.startsWith("Currency")) {
            timestamps = readTimestamps(line);
            line = pr.readLine();
            continue;
        }
        String[] parts = line.split("\\t");
        CurrencyUnit currency = currenciesByName.get(parts[0]);
        if (currency == null) {
            LOGGER.finest("Uninterpretable data from IMF data feed: " + parts[0]);
            line = pr.readLine();
            continue;
        }
        Double[] values = parseValues(parts);
        for (int i = 0; i < values.length; i++) {
            if (values[i] == null) {
                continue;
            }
            LocalDate fromTS = timestamps != null ? timestamps.get(i) : null;
            if (fromTS == null) {
                continue;
            }
            RateType rateType = RateType.HISTORIC;
            if (fromTS.equals(LocalDate.now())) {
                rateType = RateType.DEFERRED;
            }
            if (currencyToSdr) {
                // Currency -> SDR
                ExchangeRate rate = new ExchangeRateBuilder(ConversionContextBuilder.create(CONTEXT, rateType).set(fromTS).build()).setBase(currency).setTerm(SDR).setFactor(new DefaultNumberValue(1d / values[i])).build();
                List<ExchangeRate> rates = newCurrencyToSdr.get(currency);
                if (rates == null) {
                    rates = new ArrayList<>(5);
                    newCurrencyToSdr.put(currency, rates);
                }
                rates.add(rate);
            } else {
                // SDR -> Currency
                ExchangeRate rate = new ExchangeRateBuilder(ConversionContextBuilder.create(CONTEXT, rateType).set(fromTS).set("LocalTime", fromTS.toString()).build()).setBase(SDR).setTerm(currency).setFactor(DefaultNumberValue.of(1d / values[i])).build();
                List<ExchangeRate> rates = newSdrToCurrency.get(currency);
                if (rates == null) {
                    rates = new ArrayList<>(5);
                    newSdrToCurrency.put(currency, rates);
                }
                rates.add(rate);
            }
        }
        line = pr.readLine();
    }
    // Cast is save, since contained DefaultExchangeRate is Comparable!
    for (List<ExchangeRate> list : newSdrToCurrency.values()) {
        Collections.sort(List.class.cast(list));
    }
    for (List<ExchangeRate> list : newCurrencyToSdr.values()) {
        Collections.sort(List.class.cast(list));
    }
    this.sdrToCurrency = newSdrToCurrency;
    this.currencyToSdr = newCurrencyToSdr;
    for (Map.Entry<CurrencyUnit, List<ExchangeRate>> entry : this.sdrToCurrency.entrySet()) {
        LOGGER.finest("SDR -> " + entry.getKey().getCurrencyCode() + ": " + entry.getValue());
    }
    for (Map.Entry<CurrencyUnit, List<ExchangeRate>> entry : this.currencyToSdr.entrySet()) {
        LOGGER.finest(entry.getKey().getCurrencyCode() + " -> SDR: " + entry.getValue());
    }
}