Crawler.MovieCrawler.CrawlCast C# (CSharp) Méthode

        private List<Cast> CrawlCast(string url)
        {
            List<Cast> casts = new List<Cast>();
            try
            {
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);
                HttpWebResponse response = (HttpWebResponse)request.GetResponse();

                if (response.StatusCode == HttpStatusCode.OK)
                {
                    Stream receiveStream = response.GetResponseStream();
                    StreamReader readStream = null;
                    if (response.CharacterSet == null)
                        readStream = new StreamReader(receiveStream);
                    else
                        readStream = new StreamReader(receiveStream, Encoding.GetEncoding(response.CharacterSet));
                    string data = readStream.ReadToEnd();

                    casts = GetCast(data);

                    response.Close();
                    readStream.Close();
                }
            }
            catch (Exception ex)
            {
                Debug.WriteLine("Error Url:" + url);
                Debug.WriteLine("Message:" + ex.Message);
            }

            return casts;
        }