com.xeiam.xchange.kraken.service.polling.KrakenMarketDataService Maven / Gradle / Ivy

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/**
 * Copyright (C) 2012 - 2014 Xeiam LLC http://xeiam.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.xeiam.xchange.kraken.service.polling;

import java.io.IOException;
import java.util.ArrayList;
import java.util.List;

import com.xeiam.xchange.ExchangeException;
import com.xeiam.xchange.ExchangeSpecification;
import com.xeiam.xchange.currency.CurrencyPair;
import com.xeiam.xchange.dto.ExchangeInfo;
import com.xeiam.xchange.dto.marketdata.OrderBook;
import com.xeiam.xchange.dto.marketdata.Ticker;
import com.xeiam.xchange.dto.marketdata.Trades;
import com.xeiam.xchange.kraken.KrakenAdapters;
import com.xeiam.xchange.kraken.dto.marketdata.KrakenDepth;
import com.xeiam.xchange.kraken.dto.marketdata.KrakenPublicTrades;
import com.xeiam.xchange.service.polling.PollingMarketDataService;

public class KrakenMarketDataService extends KrakenMarketDataServiceRaw implements PollingMarketDataService {

  public KrakenMarketDataService(ExchangeSpecification exchangeSpecification) {

    super(exchangeSpecification);
  }

  @Override
  public Ticker getTicker(CurrencyPair currencyPair, Object... args) throws IOException {

    return KrakenAdapters.adaptTicker(getKrakenTicker(currencyPair), currencyPair);
  }

  @Override
  public OrderBook getOrderBook(CurrencyPair currencyPair, Object... args) throws IOException {

    long count = Long.MAX_VALUE;

    if (args.length > 0) {
      Object arg0 = args[0];
      if (arg0 instanceof Long) {
        count = (Long) arg0;
      }
      else {
        throw new ExchangeException("args[0] must be of type Long!");
      }
    }

    KrakenDepth krakenDepth = getKrakenDepth(currencyPair, count);

    return KrakenAdapters.adaptOrderBook(krakenDepth, currencyPair);
  }

  @Override
  public Trades getTrades(CurrencyPair currencyPair, Object... args) throws IOException {

    long since = 0L;

    if (args.length > 0) {
      Object arg0 = args[0];
      if (arg0 instanceof Long) {
        since = (Long) arg0;
      }
      else {
        throw new ExchangeException("args[0] must be of type Long!");
      }
    }

    KrakenPublicTrades krakenTrades = getKrakenTrades(currencyPair, since);
    Trades trades = KrakenAdapters.adaptTrades(krakenTrades.getTrades(), currencyPair, krakenTrades.getLast());
    return trades;
  }

  @Override
  public ExchangeInfo getExchangeInfo() throws IOException {

    List currencyPairs = new ArrayList();
    currencyPairs.addAll(super.getExchangeSymbols());
    return new ExchangeInfo(currencyPairs);
  }
}