Java CurrencyPair类代码示例

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Autowired
public FreqTradeExchangeServiceImpl(FreqTradeProperties properties, Exchange exchange) {
    this.properties = properties;

    this.exchange = exchange;

    marketDataService = (BittrexMarketDataService) exchange.getMarketDataService();
    accountService = exchange.getAccountService();
    tradeService = exchange.getTradeService();

    if (properties.isDryRun()) {
        LOGGER.info("Instance is running with dry_run enabled");
    }

    // Check if all pairs are available
    List<CurrencyPair> markets = getMarkets();
    for (CurrencyPair pair : properties.getPairWhitelist()) {
        if (!markets.contains(pair)) {
            throw new FreqTradeExchangeInitializationException("Pair: " + pair + " is not available");
        }
    }
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
/**
 * Executes a sell for the given trade and current rate
 *
 * @param trade Trade instance
 * @param currentRate current rate
 *
 * @throws IOException if any I/O error occurs while contacting the exchange
 * @throws TelegramApiException if any error occur while using the Telegram API
 */
private void executeSell(TradeEntity trade, BigDecimal currentRate) throws IOException, TelegramApiException {
    // Get available balance
    String currency = trade.getPair().split("/")[1];
    BigDecimal balance = exchangeService.getBalance(Currency.getInstance(currency));
    List<CurrencyPair> whitelist = properties.getPairWhitelist();

    BigDecimal profit = tradeService.executeSellOrder(trade, currentRate, balance);
    whitelist.add(new CurrencyPair(trade.getPair()));
    String message = String.format("*%s:* Selling [%s](%s) at rate `%s (profit: %s%%)`",
            trade.getExchange(),
            trade.getPair(),
            exchangeService.getPairDetailUrl(trade.getPair()),
            trade.getCloseRate(),
            profit.round(new MathContext(2)));
    LOGGER.info(message);
    telegramService.sendMessage(message);
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
public void init() {
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();
    root.removeAllChildren();
    for (String availableExchangeName : availableExchangeNames) {
        DefaultMutableTreeNode firstChild = new DefaultMutableTreeNode(availableExchangeName);
        Collection<CurrencyPair> currencyPairs = IdeaCurrencyApp.getInstance().getCurrencyPairs(availableExchangeName);
        for (CurrencyPair currencyPair : currencyPairs) {
            CheckedTreeNode secondChild = new CheckedTreeNode(currencyPair.toString());
            boolean selected = isSelected(availableExchangeName, currencyPair);
            secondChild.setChecked(selected);
            firstChild.add(secondChild);
            tree.expandPath(new TreePath(secondChild));
        }
        tree.expandPath(new TreePath(firstChild));
        root.add(firstChild);
    }
    model.reload();
    tree.treeDidChange();
    Util.expandAll(tree, new TreePath(root), true);
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
public void apply() throws ConfigurationException {
    Set<SelectedExchangeCurrencyPair> selectedExchangeCurrencyPairs = Sets.newHashSet();
    DefaultTreeModel model = (DefaultTreeModel) tree.getModel();
    DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();
    Enumeration rootEnum = root.children();
    while (rootEnum.hasMoreElements()) {
        DefaultMutableTreeNode rootEnumObject = (DefaultMutableTreeNode) rootEnum.nextElement();
        String exchangeName = rootEnumObject.getUserObject().toString();
        Enumeration childEnum = rootEnumObject.children();
        Set<CurrencyPair> currencyPairs = Sets.newHashSet();
        while (childEnum.hasMoreElements()) {
            CheckedTreeNode childEnumObject = (CheckedTreeNode) childEnum.nextElement();
            if (childEnumObject.isChecked()) {
                currencyPairs.add(new CurrencyPair(childEnumObject.getUserObject().toString()));
            }
        }
        SelectedExchangeCurrencyPair selectedExchangeCurrencyPair = new SelectedExchangeCurrencyPair(exchangeName, currencyPairs);
        selectedExchangeCurrencyPairs.add(selectedExchangeCurrencyPair);
    }
    IdeaCurrencyConfig.getInstance().setSelectedExchangeCurrencyPairs(selectedExchangeCurrencyPairs);
    IdeaCurrencyConfig.getInstance().setReloadInterval(reloadIntervalSlider.getValue());
    IdeaCurrencyConfig.getInstance().setActive(activeCheckBox.isSelected());
    isModified = false;
    triggerConfigChange();
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
public void Balance(ArrayList<ExchangeSpecs> selected, CurrencyPair currencyPair) throws IOException {

            String currency1 = currencyPair.base.toString();
            String currency2 = currencyPair.counter.toString();

            ExchangeGetter exchangeGetter = new ExchangeGetter();
            ArrayList<ActivatedExchange> activatedExchanges = exchangeGetter.getAllSelectedExchangeServices(selected, false);

            for (ActivatedExchange activatedExchange : activatedExchanges) {
                if (activatedExchange.isActivated() && activatedExchange.isTradingMode()) {
                    Wallet wallet = activatedExchange.getExchange().getAccountService().getAccountInfo().getWallet();
                    System.out.println();
                    System.out.println("==========================================================");
                    System.out.println("==========================================================");
                    System.out.println();
                    System.out.println("On "+ " " + activatedExchange.getExchange().getExchangeSpecification().getExchangeName());
                    System.out.print("you have " + wallet.getBalance(Currency.getInstance(currency1)).getAvailableForWithdrawal() +" " + currency1 + " ");
                    System.out.print("and " + wallet.getBalance(Currency.getInstance(currency2)).getAvailableForWithdrawal() +" " + currency2 + " ");
                    System.out.println();
                    System.out.println("==========================================================");
                    System.out.println("==========================================================");
                    System.out.println();

                }
            }
        }
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
public float calculateValue(float baseAmount, Currency targetCurrency) throws ExchangeRateNotAvailableException {
    // convert the amount to btc first
    float btcAmount = calcBtcAmount(baseAmount);
    float targetValue;

    // if the target currency is btc we do nothing, otherwise we use the rate
    if (targetCurrency.equals(Currency.BTC)) {
        targetValue = btcAmount;
    } else {

        float fiatBtcPrice = exchangeRateProvider.getExchangeRate(new CurrencyPair(Currency.BTC, targetCurrency));
        targetValue = btcAmount * fiatBtcPrice;
    }

    return targetValue;
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
protected String doInBackground(ExchangeRateStorage... params) {
    try {
        ExchangeRateUpdater exchangeRateUpdater = new ExchangeRateUpdater(baseCurrency, params[0]);

    if (updateSelective) {
        exchangeRateUpdater.updateResourceEfficient(new CurrencyPair(Currency.BTC, preferredCurrency));

        if (BuildConfig.DEBUG)
            Log.d(getClass().getName(), "Updating price selective");

    }else

    if (BuildConfig.DEBUG)
        Log.d(getClass().getName(), "Updating price");

        exchangeRateUpdater.update();

    } catch (Exception e) {
        networkError = true;
        e.printStackTrace();
    }

    return null;
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
public BigDecimal executeSellOrder(TradeEntity trade, BigDecimal rate, BigDecimal amount) throws IOException {
    BigDecimal profit = rate.subtract(trade.getOpenRate()).divide(trade.getOpenRate())
            .multiply(BigDecimal.valueOf(100));

    // Execute sell and update trade record
    String orderId = exchangeService.sell(new CurrencyPair(trade.getPair()), rate, amount);
    trade.setCloseRate(rate);
    trade.setCloseProfit(profit);
    trade.setCloseDate(LocalDateTime.now());
    trade.setOpenOrderId(orderId);

    return profit;
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
protected void handleInternal(String[] params) throws Exception {
    if (runner.getState() != State.RUNNING) {
        telegramService.sendMessage("`trader is not running`");
        return;
    }

    try {
        Long tradeId = Long.parseLong(params[0]);
        // Query for trade
        Optional<TradeEntity> tradeOptional = tradeService.findOpenTradeById(tradeId);
        if (tradeOptional.isPresent()) {
            TradeEntity trade = tradeOptional.get();

            // Get current rate
            BigDecimal currentRate = exchangeService.getTicker(new CurrencyPair(trade.getPair())).getBid();
            // Get available balance
            String currency = new CurrencyPair(trade.getPair()).toString().split("/")[1];
            BigDecimal balance = exchangeService.getBalance(Currency.getInstance(currency));
            // Execute sell
            BigDecimal profit = tradeService.executeSellOrder(trade, currentRate, balance);
            String message = String.format(
                    "*%s:* Selling [%s](%s) at rate `%s (profit: %s\\%)`",
                    trade.getExchange(),
                    trade.getPair(),
                    exchangeService.getPairDetailUrl(trade.getPair()),
                    trade.getCloseRate(),
                    profit.round(new MathContext(2)).toString());
            LOGGER.info(message);
            telegramService.sendMessage(message);
        } else {
            telegramService.sendMessage(String.format("There is no open trade with ID: `%l`", tradeId));
        }

    } catch (NumberFormatException e) {
        telegramService.sendMessage("Invalid argument. Usage: `/forcesell <trade_id>`");
        LOGGER.warn("/forcesell: Invalid argument received");
    }
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
/**
 * Shows a performance statistic from finished trades
 *
 * @throws TelegramApiException if any error occur while using Telegram API
 */
@Override
protected void handleInternal(String[] params) throws Exception {

    if (runner.getState() != State.RUNNING) {
        telegramService.sendMessage("`trader is not running`");
        return;
    }

    List<TradeEntity> trades = tradeService.findAllClosedTrade();

    Map<CurrencyPair, BigDecimal> pairRates = trades.stream()
            .collect(Collectors.toMap(t -> new CurrencyPair(t.getPair()),
                    TradeEntity::getCloseProfit,
                    (leftProfit, rightProfit) -> leftProfit.add(rightProfit)));

    List<Pair<CurrencyPair, BigDecimal>> pairRatesList = pairRates.entrySet().stream()
            .map(entry -> Pair.of(entry.getKey(), entry.getValue()))
            .sorted(Comparator.comparing(Pair::getRight))
            .sorted(Comparator.reverseOrder())
            .collect(Collectors.toList());

    StringBuilder messageBuilder = new StringBuilder("<b>Performance:</b>\n");
    for (int i = 0; i < pairRatesList.size(); i++) {
        Pair<CurrencyPair, BigDecimal> pairProfit = pairRatesList.get(i);
        messageBuilder.append(i + 1).append('.');
        messageBuilder.append("<code>").append(pairProfit.getLeft()).append('\t');
        messageBuilder.append(pairProfit.getRight().round(new MathContext(2)).toString()).append("%</code>\n");
    }
    messageBuilder.append("\n");

    String message = messageBuilder.toString();
    LOGGER.debug(message);
    telegramService.sendMessage(message, ParseMode.HTML);
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
public String buy(CurrencyPair pair, BigDecimal rate, BigDecimal amount) throws IOException {
    LOGGER.debug("Placing buy order: pair: {}, rate: {}, amount: {}", pair, rate, amount);

    if (properties.isDryRun()) {
        return "dry_run";
    } else {
        LimitOrder limitOrder = new LimitOrder(OrderType.BID, amount, pair, null, null, rate);
        return tradeService.placeLimitOrder(limitOrder);
    }
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
public String sell(CurrencyPair pair, BigDecimal rate, BigDecimal amount) throws IOException {
    LOGGER.debug("Placing sell order: pair: {}, rate: {}, amount: {}", pair, rate, amount);

    if (properties.isDryRun()) {
        return "dry_run";
    } else {
        LimitOrder limitOrder = new LimitOrder(OrderType.ASK, amount, pair, null, null, rate);
        return tradeService.placeLimitOrder(limitOrder);
    }
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
@Override
public List<LimitOrder> getOpenOrders(CurrencyPair pair) throws IOException {
    LOGGER.debug("Fetching open orders for pair: {}", pair);

    if (properties.isDryRun()) {
        return new ArrayList<>();
    } else {
        OpenOrdersParams params = new DefaultOpenOrdersParamCurrencyPair(pair);

        OpenOrders openOrders = tradeService.getOpenOrders(params);

        return openOrders.getOpenOrders();
    }
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
/**
 * Returns all available markets
 *
 * @return list of all available pairs
 */
private List<CurrencyPair> getMarkets() {
    LOGGER.debug("Fetching currency pairs...");
    List<CurrencyPair> availablePairs = exchange.getExchangeSymbols();
    LOGGER.debug("Available pairs: {}", availablePairs);
    return availablePairs;
}
 

import org.knowm.xchange.currency.CurrencyPair; //导入依赖的package包/类
public static void main(String[] args) throws Exception {
    ApplicationContext context = SpringApplication.run(FreqTradeApplication.class, args);

    FreqTradeExchangeService exchangeService = context.getBean(FreqTradeExchangeService.class);
    AnalyzeService analyzeService = context.getBean(AnalyzeService.class);

    ZonedDateTime minimumDate = ZonedDateTime.now().minusHours(6);
    List<BittrexChartData> rawTickers = exchangeService.fetchRawticker(new CurrencyPair("ETH/BTC"), minimumDate);
    TimeSeries tickers = new BittrexDataConverter().parseRawTickers(rawTickers);
    boolean buySignal = analyzeService.getBuySignal(tickers);
    
    LOGGER.info("buy signal: {}", buySignal);
    
    SpringApplication.exit(context);
}