/// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="request"></param>
        public HttpResponse(HttpRequest request)
        {
            Request = request;

            //初始化状态码键值对
            ResponseStatusDictionnary.Add(200, "OK");
            ResponseStatusDictionnary.Add(404, "Not Found");
        }
 /// <summary>
 /// 构造函数
 /// </summary>
 /// <param name="receiveStr"></param>
 public HttpContext(string receiveStr)
 {
     Request = new HttpRequest(receiveStr);
     Response = new HttpResponse(Request);
 }