public function getLanguageByCode($code)
    {
        $returnValue = null;


        $langClass = new core_kernel_classes_Class(static::CLASS_URI_LANGUAGES);
	    $langs = $langClass->searchInstances(array(
            OntologyRdf::RDF_VALUE => $code
	    ), array(
	    	'like' => false
	    ));
	    if (count($langs) == 1) {
	    	$returnValue = current($langs);
	    } else {
	    	common_Logger::w('Could not find language with code '.$code);
	    }


        return $returnValue;
    }