/// <summary> /// 构造新的HttpClient实例 /// </summary> /// <param name="url">要获取的资源的地址</param> /// <param name="expect100Continue">是否使用100-continue行为(默认为false,对于非IIS服务器向其POST数据时可能会出现471错误,将该参数设置为false可以避免这个问题)</param> /// <param name="context">Cookie及Referer</param> /// <param name="keepContext">是否自动在不同的请求间保留Cookie, Referer</param> public HttpClient(string url, bool expect100Continue, HttpClientContext context, bool keepContext) { ServicePointManager.Expect100Continue = expect100Continue; this.url = url; this.context = context; this.keepContext = keepContext; if (this.context == null) this.context = new HttpClientContext(); }
/// <summary> /// 构造新的HttpClient实例 /// </summary> /// <param name="url">要获取的资源的地址</param> /// <param name="expect100Continue">是否使用100-continue行为(默认为false,对于非IIS服务器向其POST数据时可能会出现471错误,将该参数设置为false可以避免这个问题)</param> /// <param name="context">Cookie及Referer</param> public HttpClient(string url, bool expect100Continue, HttpClientContext context) : this(url, expect100Continue, context, false) { }