用DOM实现文章采集--采集到网页源码(9)

 
                return null; 
            } 
            finally 
            { 
                if (stream != null) 
                    stream.Close(); 
 
                if (response != null) 
                    response.Close(); 
            } 
            return info; 
        } 
        #endregion 
 
 
        public RemoteRes Post(string strUrl, string postData) 
        { 
            RemoteRes info = new RemoteRes(); 
            Stream responseStream = null; 
            HttpWebResponse response = null; 
            try 
            { 
                byte[] bytes = this._HttpEncoding.GetBytes(postData); 
                HttpWebRequest request = (HttpWebRequest)WebRequest.Create(strUrl); 
                request.Method = "POST"; 
                request.ContentType = "application/x-www-form-urlencoded"; 
                request.ContentLength = bytes.Length; 
                request.Timeout = this._TimeOut; 
                request.UserAgent = this._UserAgent;  
                //request.Referer = string.Concat("http://", uri.Host);