private Request(string method, Uri url)
{
_url = url;
_method = method;
var parsed = HttpUtility.ParseQueryString(url.Query);
_query = new Dictionary<string, string[]>(parsed.Count);
foreach (string key in parsed.Keys) {
_query[key] = parsed.GetValues(key);
}
_pathBase = "/";
_absolutePath = url.AbsolutePath;
_relativePath = _pathBase.GetAppRelativePath(_absolutePath, true);
_headers["Host"] = new string[] { url.Host };
_isSecure = url.Scheme == "https";
}
