C # background Send HTTP request

Reprinted from:http://www.cnblogs.com/leon719/p/4263673.html

usingSystem.Collections.Generic;

using System.Linq; using System.Text; using System.Net; using System.IO; using System; namespace KL.EDMS.Business.Report {      public class FaultCountLogic      {          //注：本次请求为向androidpnserver发送请求实现后台向客户端的消息推送          public string SentHttpRequest()          {               //请求路径              string url =  "http://localhost:7070/notification.do" ;                           //定义request并设置request的路径              WebRequest request = WebRequest.Create(url);                           //定义请求的方式              request.Method =  "POST" ;                           //初始化request参数              string postData =  "action=send&broadcast=Y&uri=112332&username=f8df247d0b2b4277b122f68c94c2caab" ;              postData += "&title=C#发送后台请求" ;              postData +=  "&message=利用C#后台向androidpnserver发送HTTP请求实现客户端的消息推送功能。" ;                           //设置参数的编码格式，解决中文乱码              byte [] byteArray = Encoding.UTF8.GetBytes(postData);                           //设置request的MIME类型及内容长度              request.ContentType =  "application/x-www-form-urlencoded" ;              request.ContentLength = byteArray.Length;                           //打开request字符流              Stream dataStream = request.GetRequestStream();              dataStream.Write(byteArray, 0, byteArray.Length);              dataStream.Close();                           //定义response为前面的request响应              WebResponse response = request.GetResponse();                           //获取相应的状态代码              Console.WriteLine(((HttpWebResponse)response).StatusDescription);                           //定义response字符流              dataStream = response.GetResponseStream();              StreamReader reader =  new StreamReader(dataStream);              string responseFromServer = reader.ReadToEnd(); //读取所有              Console.WriteLine(responseFromServer);                           //关闭资源              reader.Close();              dataStream.Close();              response.Close();               return responseFromServer;          }      } }

C # background Send HTTP request