class CoinoneDemoUtils {
  public static Exchange createExchange() {<FILL_FUNCTION_BODY>}
}


    ExchangeSpecification exSpec = new CoinoneExchange().getDefaultExchangeSpecification();
    exSpec.setApiKey("PublicKeyGeneratedUopnLogin");
    exSpec.setSecretKey("SecretKeyGeneratedUopnLogin");
    return ExchangeFactory.INSTANCE.createExchange(exSpec);
  
<no_super_class>