C#后台发送HTTP请求

转载自：http://www.cnblogs.com/leon719/p/4263673.html

usingSystem.Collections.Generic;

usingSystem.Linq;

usingSystem.Text;

usingSystem.Net;

usingSystem.IO;

usingSystem;

namespaceKL.EDMS.Business.Report

{

publicclassFaultCountLogic

{

//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

publicstringSentHttpRequest()

{

//请求路径

stringurl ="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

stringpostData ="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 =newStreamReader(dataStream);

stringresponseFromServer = reader.ReadToEnd();//读取所有

Console.WriteLine(responseFromServer);

//关闭资源

reader.Close();

dataStream.Close();

response.Close();

returnresponseFromServer;

}

}

}