The method canOrder() should be removed from the interface \Magento\Payment\Model\MethodInterface, because it is not used outside of a particular interface's implementation \Magento\Payment\Model\Method\AbstractMethod

dmitry_fedyuk · February 9, 2016, 3:56am

magento/magento2/blob/6ce74b2/app/code/Magento/Payment/Model/MethodInterface.php#L55-L61


/**
 * Check order availability
 *
 * @return bool
 * 
 */
public function canOrder();

github.com

magento/magento2/blob/6ce74b2/app/code/Magento/Payment/Model/Method/AbstractMethod.php#L286-L295


/**
 * Check order availability
 *
 * @return bool
 * @api
 */
public function canOrder()
{
    return $this->_canOrder;
}

github.com

magento/magento2/blob/6ce74b2/app/code/Magento/Payment/Model/Method/AbstractMethod.php#L595-L601


public function order(\Magento\Payment\Model\InfoInterface $payment, $amount)
{
    if (!$this->canOrder()) {
        throw new \Magento\Framework\Exception\LocalizedException(__('The order action is not available.'));
    }
    return $this;
}

dmitry_fedyuk · February 9, 2016, 4:15am