public static function getHandlerList()
    {
        $handlerList = array();
        $ini = eZINI::instance( 'http.ini' );
        if ( $ini->hasGroup( 'HTTPCacheHandlers' ) && $ini->hasVariable( 'HTTPCacheHandlers', 'Handlers' ) )
            $handlerList = $ini->variable( 'HTTPCacheHandlers', 'Handlers' );
        
        return $handlerList;
    }