获取FTP上的所有文件名，保存到List中

FtpWebRequest reqFTP;

                    List<String> tempFile = new List<string>();

                    List<String> tempXml = new List<string>();

                    reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uristring)); //ftppath + "/" + filename));

                    reqFTP.UseBinary = true;

                    reqFTP.Credentials = new NetworkCredential(_account, _pwd);

                    reqFTP.Method = WebRequestMethods.Ftp.ListDirectory;

                    WebResponse response = reqFTP.GetResponse();

                    StreamReader reader = new StreamReader(response.GetResponseStream(), System.Text.Encoding.GetEncoding("utf-8"));

                    //获取职位

                    string line = reader.ReadLine();

                    //遍历所有文件，把xml和文件夹分别放入相应数组里面

                    while (line != null)

                    {

                        if (line.ToUpper().EndsWith(".XML"))

                        {

                            tempXml.Add(line.ToUpper());

                        }

                        else

                            tempFile.Add(line);

                        line = reader.ReadLine();

                    }

                    reader.Close();

                    response.Close();