C# 后台请求web服务方法
/// <summary>
/// 传输方法
/// </summary>
/// <param name="url">接口地址</param>
/// <param name="ms">序列化后的数据</param>
/// <returns></returns>
public static JObject ResponseBind(string url, string buffer)
{
SecurityUtils su = new SecurityUtils();//给值
IDictionary<string, string> parameters = new Dictionary<string, string>();
parameters.Add("request", buffer);
string strReturn = su.ReturnActionFromXml(url, parameters);
JObject jo = (JObject)JsonConvert.DeserializeObject(strReturn);
string responsestr = jo["response"] != null ? jo["response"].ToString().Trim() : "";//执行结果
JObject jo2 = (JObject)JsonConvert.DeserializeObject(responsestr);
return jo2;
}
public string ReturnActionFromXml(string url, IDictionary<string, string> parameters)
{
string xml;
HttpWebResponse response = HttpWebResponseUtility.CreatePostHttpResponse(url, parameters, null, null, Encoding.UTF8, null);
using (StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8))
{
xml = sr.ReadToEnd();
}
return xml;
}
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Security;
using System.Security.Cryptography.X509Certificates;
using System.Text;
using System.Web;
namespace Dscf.Client.InformationAuditWeb.Handler
{
public class HttpWebResponseUtility
{
private static readonly string DefaultUserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1; .NET CLR 1.1.4322; .NET CLR 2.0.50727)";
public static HttpWebResponse CreateGetHttpResponse(string url, int? timeout, string userAgent, CookieCollection cookies)
{
if (string.IsNullOrEmpty(url))
{
throw new ArgumentNullException("url");
}
HttpWebRequest request = WebRequest.Create(url) as HttpWebRequest;
request.Method = "GET";
request.UserAgent = DefaultUserAgent;
if (!string.IsNullOrEmpty(userAgent))
{
request.UserAgent = userAgent;
} if (timeout.HasValue)
{
request.Timeout = timeout.Value;
} if (cookies != null)
{
request.CookieContainer = new CookieContainer();
request.CookieContainer.Add(cookies);
}
return request.GetResponse() as HttpWebResponse;
}
public static HttpWebResponse CreatePostHttpResponse(string url, IDictionary<string, string> parameters, int? timeout, string userAgent, Encoding requestEncoding, CookieCollection cookies)
{
if (string.IsNullOrEmpty(url))
{ throw new ArgumentNullException("url"); }
if (requestEncoding == null)
{
throw new ArgumentNullException("requestEncoding");
}
HttpWebRequest request = null; //如果是发送HTTPS请求
if (url.StartsWith("https", StringComparison.OrdinalIgnoreCase))
{
ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
request = WebRequest.Create(url) as HttpWebRequest;
request.ProtocolVersion = HttpVersion.Version10;
}
else
{
request = WebRequest.Create(url) as HttpWebRequest;
}
request.Method = "POST";
request.ContentType = "application/x-www-form-urlencoded";
if (!string.IsNullOrEmpty(userAgent))
{
request.UserAgent = userAgent;
}
else
{
request.UserAgent = DefaultUserAgent;
} if (timeout.HasValue)
{
request.Timeout = timeout.Value;
} if (cookies != null)
{
request.CookieContainer = new CookieContainer();
request.CookieContainer.Add(cookies);
}
//如果需要POST数据
if (!(parameters == null || parameters.Count == 0))
{
StringBuilder buffer = new StringBuilder(); int i = 0;
foreach (string key in parameters.Keys)
{
if (i > 0)
{
buffer.AppendFormat("&{0}={1}", key, parameters[key]);
}
else
{
buffer.AppendFormat("{0}={1}", key, parameters[key]);
} i++;
}
byte[] data = requestEncoding.GetBytes(buffer.ToString());
using (Stream stream = request.GetRequestStream())
{ stream.Write(data, 0, data.Length); }
} return request.GetResponse() as HttpWebResponse;
}
private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors)
{
return true; //总是接受
}
}
}