public function newRequest($method, $url, $data = array(), $encoding = Request::ENCODING_QUERY)
	{
		$class = $this->requestClass;
		$request = new $class($this);

		$request->setMethod($method);
		$request->setUrl($url);
		$request->setData($data);
		$request->setEncoding($encoding);

		return $request;
	}