HttpWebRequest VS WebRequest VS WebClient VS HttpClient

最新推荐文章于 2023-08-04 08:52:47 发布

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最新推荐文章于 2023-08-04 08:52:47 发布 · 1.3k 阅读

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CC 4.0 BY-SA版权

这篇博客详细对比了HttpWebRequest、WebRequest、WebClient和HttpClient在执行HTTP请求时的用法，包括GET和POST操作，探讨了各自的特性和适用场景。

WebRequest Get

  #region  WebRequest  Get

        /// <summary>
        /// http://localhost:15325/api/ImitateHttp/WebRequestGet?Name0="NameLi"
        /// </summary>
        /// <param name="Name"></param>
        /// <returns></returns>
        [System.Web.Http.HttpGet]
        public string WebRequestGet(string Name0)
        {
            string strReturn = "";// objWeather.city;
            try
            {
                //参数url化
                String city = "徐州";
                //拼地址
                String apiUrl = "https://www.sojson.com/open/api/weather/json.shtml?city=" + city;
                WebRequest myWebRequest = WebRequest.Create(apiUrl);
                

                WebResponse myWebResponse = myWebRequest.GetResponse();
                Stream ReceiveStream = myWebResponse.GetResponseStream();
                string responseStr = "";
                if (ReceiveStream != null)
                {
                    StreamReader reader = new StreamReader(ReceiveStream, Encoding.UTF8);
                    responseStr = reader.ReadToEnd();
                    reader.Close();
                }
                myWebResponse.Close();
                
                RootClass objWeather = Newtonsoft.Json.JsonConvert.DeserializeObject<RootClass>(responseStr);
                strReturn = responseStr;
            }
            catch (Exception ex)
            {
                throw ex;
            }

            return strReturn;
        }

        #endregion

WebRequest Post

 #region  WebRequest  Post

        /// <summary>
        /// http://localhost:15325/api/ImitateHttp/WebRequestPost
        /// 
        /// http://lbsyun.baidu.com/index.php?title=yingyan/api/v3/entity
        /// 
        /// {"AK":"SoEMqok1s5IKt5EDb5VARNr6WoKk74h2","service_id":1805228,"entity_name":"entityName","entity_desc":"entityDesc","province":"provinceJS","city":"cityXZ","sn":""}
        /// </summary>
        /// <param name="Name0"></param>
        /// <returns></returns>
        [System.Web.Http.HttpPost]
        public string WebRequestPost([FromBody]BaiduEntityRequest objRequest)
        {
            string strReturn = "";// objWeather.city;
            try
            {
                //请求路径
                string url = "http://yingyan.baidu.com/api/v3/entity/add";

                //定义request并设置request的路径
                WebRequest request = WebRequest.Create(url);
                request.Method = "post";

                // objRequest  可以不从请求给，测试的时候在这里写死 
                //BaiduEntityRequest objRequest = new BaiduEntityRequest();
                //objRequest.ak = "SoEMqok1s5IKt5EDb5VARNr6WoKk74h2";
                //objRequest.service_id = 1805228;
                //objRequest.entity_name = "entityName";
                //objRequest.entity_desc = "entityDesc";
                //objRequest.province = "provinceJS";
                //objRequest.city = "cityXZ";
                //objRequest.sn = "";


                //初始化request参数
                //string postData = "{ ID: \"1\", NAME: \"Jim\", CREATETIME: \"1988-09-11\" }";
                string po

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