Model/PayPalRequest/SetExpressCheckoutRequestBuilder.php
public function getLang()
    {
        if (is_null($this->lang)) {
            $this->lang = $this->getPayPalConfig()->getLang();
        }

        return $this->lang;
    }
public function getLang()
    {
        if (is_null($this->lang)) {
            $this->lang = $this->getPayPalConfig()->getLang();
        }

        return $this->lang;
    }
public function getLang ( ) { if ( is_null ( $ this -> lang ) ) { $ this -> lang = $ this -> getPayPalConfig ( ) -> getLang ( ) ; } return $ this -> lang ; }
Returns Language object.

@return \OxidEsales\Eshop\Core\Language
Returns Language object .