protected function _recodeLangArray($aLangArray, $sCharset, $blRecodeKeys = false)
    {
        $newEncoding = $this->getTranslationsExpectedEncoding();

        if ($sCharset == $newEncoding) {
            return $aLangArray;
        }
        if ($blRecodeKeys) {
            $aLangArray = $this->_recodeLangArrayWithKeys($aLangArray, $sCharset, $newEncoding);
        } else {
            $this->_recodeLangArrayValues($aLangArray, $sCharset, $newEncoding);
        }

        return $aLangArray;
    }