public void applySpecification(ExchangeSpecification exchangeSpecification) {
super.applySpecification(exchangeSpecification);
this.pollingMarketDataService = new BTCTradeMarketDataService(exchangeSpecification);
if (exchangeSpecification.getApiKey() != null) {
this.pollingAccountService = new BTCTradeAccountService(exchangeSpecification);
this.pollingTradeService = new BTCTradeTradeService(exchangeSpecification);
}
}