Examples with CurrencyMetaData org.knowm.xchange.dto.meta.CurrencyMetaData used on opensource projects

Example 16 with CurrencyMetaData

use of org.knowm.xchange.dto.meta.CurrencyMetaData in project XChange by knowm.

the class GeminiAdapters method adaptMetaData.

public static ExchangeMetaData adaptMetaData(List<CurrencyPair> currencyPairs, ExchangeMetaData metaData) {
    Map<CurrencyPair, CurrencyPairMetaData> pairsMap = metaData.getCurrencyPairs();
    Map<Currency, CurrencyMetaData> currenciesMap = metaData.getCurrencies();
    for (CurrencyPair c : currencyPairs) {
        if (!pairsMap.containsKey(c)) {
            pairsMap.put(c, null);
        }
        if (!currenciesMap.containsKey(c.base)) {
            currenciesMap.put(c.base, null);
        }
        if (!currenciesMap.containsKey(c.counter)) {
            currenciesMap.put(c.counter, null);
        }
    }
    return metaData;
}

Example 17 with CurrencyMetaData

use of org.knowm.xchange.dto.meta.CurrencyMetaData in project XChange by knowm.

the class LivecoinAdapters method adaptToExchangeMetaData.

public static ExchangeMetaData adaptToExchangeMetaData(ExchangeMetaData exchangeMetaData, List<LivecoinRestriction> products) {
    Map<CurrencyPair, CurrencyPairMetaData> currencyPairs = exchangeMetaData.getCurrencyPairs();
    Map<Currency, CurrencyMetaData> currencies = exchangeMetaData.getCurrencies();
    for (LivecoinRestriction product : products) {
        CurrencyPair pair = adaptCurrencyPair(product);
        CurrencyPairMetaData staticMetaData = exchangeMetaData.getCurrencyPairs().get(pair);
        CurrencyPairMetaData.Builder builder;
        if (staticMetaData == null) {
            builder = new CurrencyPairMetaData.Builder();
        } else {
            builder = CurrencyPairMetaData.Builder.from(staticMetaData);
        }
        if (product.getPriceScale() != null) {
            builder.priceScale(product.getPriceScale());
        } else if (staticMetaData != null && staticMetaData.getPriceScale() == null) {
            builder.priceScale(FALLBACK_PRICE_SCALE);
        }
        if (!(staticMetaData != null && staticMetaData.getBaseScale() != null)) {
            builder.baseScale(LIVECOIN_BASE_SCALE);
        }
        if (product.getMinLimitQuantity() != null) {
            builder.minimumAmount(product.getMinLimitQuantity());
        }
        currencyPairs.put(pair, builder.build());
        if (!currencies.containsKey(pair.base))
            currencies.put(pair.base, null);
        if (!currencies.containsKey(pair.counter))
            currencies.put(pair.counter, null);
    }
    return new ExchangeMetaData(currencyPairs, currencies, null, null, true);
}

Example 18 with CurrencyMetaData

use of org.knowm.xchange.dto.meta.CurrencyMetaData in project XChange by knowm.

the class LgoAdaptersTest method adaptsMetadata.

@Test
public void adaptsMetadata() {
    ExchangeMetaData metaData = LgoAdapters.adaptMetadata(emptyMeta(), products(), currencies());
    assertThat(metaData).isNotNull();
    assertThat(metaData.getCurrencies()).hasSize(2).containsKeys(Currency.BTC, Currency.USD);
    assertThat(metaData.getCurrencies().get(Currency.BTC)).isEqualToComparingFieldByField(new CurrencyMetaData(8, null));
    assertThat(metaData.getCurrencies().get(Currency.USD)).isEqualToComparingFieldByField(new CurrencyMetaData(4, null));
    assertThat(metaData.getCurrencyPairs()).hasSize(1).containsKeys(CurrencyPair.BTC_USD);
}

Example 19 with CurrencyMetaData

use of org.knowm.xchange.dto.meta.CurrencyMetaData in project XChange by knowm.

the class KrakenAdapters method adaptToExchangeMetaData.

public static ExchangeMetaData adaptToExchangeMetaData(ExchangeMetaData originalMetaData, Map<String, KrakenAssetPair> krakenPairs, Map<String, KrakenAsset> krakenAssets) {
    Map<CurrencyPair, CurrencyPairMetaData> pairs = new HashMap<>();
    // add assets before pairs to Utils!
    KrakenUtils.setKrakenAssets(krakenAssets);
    KrakenUtils.setKrakenAssetPairs(krakenPairs);
    for (String krakenPairCode : krakenPairs.keySet()) {
        // skip dark markets!
        if (!krakenPairCode.endsWith(".d")) {
            KrakenAssetPair krakenPair = krakenPairs.get(krakenPairCode);
            pairs.put(adaptCurrencyPair(krakenPairCode), adaptPair(krakenPair, pairs.get(adaptCurrencyPair(krakenPairCode))));
        }
    }
    Map<Currency, CurrencyMetaData> currencies = new HashMap<>();
    for (String krakenAssetCode : krakenAssets.keySet()) {
        KrakenAsset krakenAsset = krakenAssets.get(krakenAssetCode);
        Currency currencyCode = KrakenAdapters.adaptCurrency(krakenAssetCode);
        currencies.put(currencyCode, new CurrencyMetaData(krakenAsset.getScale(), null));
    }
    return new ExchangeMetaData(pairs, currencies, originalMetaData == null ? null : originalMetaData.getPublicRateLimits(), originalMetaData == null ? null : originalMetaData.getPrivateRateLimits(), originalMetaData == null ? null : originalMetaData.isShareRateLimits());
}

Example 20 with CurrencyMetaData

use of org.knowm.xchange.dto.meta.CurrencyMetaData in project XChange by knowm.

the class BitflyerAdapters method adaptMetaData.

public static ExchangeMetaData adaptMetaData(List<BitflyerMarket> markets) {
    Map<CurrencyPair, CurrencyPairMetaData> currencyPairs = new HashMap<>();
    Map<Currency, CurrencyMetaData> currencies = new HashMap<>();
    for (BitflyerMarket market : markets) {
        CurrencyPair pair = adaptCurrencyPair(market.getProductCode());
        currencyPairs.put(pair, null);
    }
    return new ExchangeMetaData(currencyPairs, currencies, null, null, false);
}