private function getNamedHandler($handler)
    {
        if (!isset($this->namedHandlers[$handler])) {
            $this->namedHandlers[$handler] = new $handler();
        }

        return $this->namedHandlers[$handler];
    }
private function getNamedHandler($handler)
    {
        if (!isset($this->namedHandlers[$handler])) {
            $this->namedHandlers[$handler] = new $handler();
        }

        return $this->namedHandlers[$handler];
    }
private function getNamedHandler ( $ handler ) { if ( ! isset ( $ this -> namedHandlers [ $ handler ] ) ) { $ this -> namedHandlers [ $ handler ] = new $ handler ( ) ; } return $ this -> namedHandlers [ $ handler ] ; }
Instanciate a new handler by name or return the previous
instancied one with the same name.

@param string $handler name

@return TokenHandlerInterface
Instanciate a new handler by name or return the previous instancied one with the same name .