C# http协议Post方式调用WebService

 1         /// <summary>
 2         /// Post方法
 3         /// </summary>
 4         /// <param name="url">webService的URL</param>
 5         /// <param name="method">调用的方法</param>
 6         /// <param name="reqBodys">参数组合</param>
 7         /// <returns></returns>
 8         public static string WebServiceHttpPost(string URL, string Method, List<ReqBody> ReqBodys)
 9         {
10             string param = string.Empty;
11             switch (ReqBodys.Count)
12             {
13                 case 0:
14                     break;
15                 case 1:
16                     param = HttpUtility.UrlEncode(ReqBodys[0].Key) + "=" + HttpUtility.UrlEncode(ReqBodys[0].Value);
17                     break;
18                 default:
19                     param = HttpUtility.UrlEncode(ReqBodys[0].Key) + "=" + HttpUtility.UrlEncode(ReqBodys[0].Value);
20                     for (int i = 1; i < ReqBodys.Count; i++)
21                     {
22                         param += "&" + HttpUtility.UrlEncode(ReqBodys[i].Key) + "=" + HttpUtility.UrlEncode(ReqBodys[i].Value);
23                     }
24                     break;
25             }
26             byte[] byteArray = Encoding.UTF8.GetBytes(param);
27 
28             HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(URL + "/" + Method);
29             webRequest.Method = "POST";
30             webRequest.ContentType = "application/x-www-form-urlencoded";
31             webRequest.ContentLength = byteArray.Length;
32             webRequest.GetRequestStream().Write(byteArray, 0, byteArray.Length);       //把参数数据写入请求数据的Stream对象
33 
34             HttpWebResponse webResponse = (HttpWebResponse)webRequest.GetResponse();      //获得响应
35 
36             #region 这种方式读取到的是一个返回的结果字符串 
37             using(XmlTextReader reader = new XmlTextReader(webResponse.GetResponseStream()))  //获取响应流
38             {
39                 reader.MoveToContent();
40                 return reader.ReadInnerXml();
41             }
42             #endregion
43 
44             #region 这种方式读取到的是一个Xml格式的字符串
45             //using(StreamReader sr = new StreamReader(webResponse.GetResponseStream(), Encoding.UTF8));
46             //{
47             //    return sr.ReadToEnd();
48             //}
49             #endregion
50         }
365个夜晚，我希望做到两天更一篇博客。加油，小白！