HeaderList = new Dictionary();

HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(requestURL);

request.KeepAlive = true;

HttpWebResponse reponse = null;

Stream stream = null;

string strResponse = string.Empty;

try

{

//URI scheme(抽象标识符体系): 若为"https"则需加载证书并验证

if (request.RequestUri.Scheme == "https")

{

#region 加载证书

//挂接验证服务端证书的回调

ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(RemoteCertificateValidationCallback);

X509Store store = new X509Store(StoreName.My, StoreLocation.CurrentUser);

store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);

//获取本地主机名称作为证书查找的参数

string findValue = Dns.GetHostName();

X509Certificate2Collection _certsCollection = store.Certificates.Find(X509FindType.FindByIssuerName, findValue, false);

X509Certificate2 x509c = null;

// MessageBox.Show("证书个数: " + _certsCollection.Count);

//strResponse += "证书个数: " + _certsCollection.Count + "\n\n";

if (_certsCollection.Count > 0)

{

//MessageBox.Show("有证书");

x509c = _certsCollection[0];

request.ClientCertificates.Add(x509c);

}

else

{

//MessageBox.Show("没有证书");

}

#endregion

}

request.Timeout = 30000;

request.UserAgent = DefaultUserAgent;

//request.Referer = "www.baidu.com";

request.Method = "GET";

request.Accept = "text/html, application/xhtml+xml, */*";

request.ContentType = "application/x-www-form-urlencoded";

request.AllowAutoRedirect = false;

request.Headers.GetValues("Location");

reponse = (HttpWebResponse)request.GetResponse();

//foreach (string HeaderKey in reponse.Headers)

//{

// strResponse += HeaderKey + ": " + reponse.Headers[HeaderKey] + "\n";

//}

//strResponse += "\n\n";

//MessageBox.Show("StatusCode = " + reponse.StatusCode);

//strResponse += "StatusCode = " + reponse.StatusCode + "\n\n";

if (reponse.StatusCode == HttpStatusCode.OK)

{

stream = reponse.GetResponseStream();

StreamReader myStreamReader = new StreamReader(stream, Encoding.UTF8);

strResponse += myStreamReader.ReadToEnd();

myStreamReader.Close();

stream.Close();

}

}

catch (WebException ex)

{

//MessageBox.Show("异常1----" + ex);

throw new WebException(ex.Message, ex.InnerException);

}

catch (Exception ex)

{

//MessageBox.Show("异常2----" + ex);

throw new Exception(ex.Message, ex.InnerException);

}

finally

{

if (stream != null) { stream.Close(); }

if (reponse != null) { reponse.Close(); reponse = null; }

if (request != null) { request = null; }

}

//如果未收到负载均衡系统返回报文响应，抛出异常信息。

if (string.IsNullOrEmpty(strResponse))

{

throw new Exception("警告：服务请求失败，负载均衡系统无响应，请确认服务请求已正确配置！");

}

//返回信息

return strResponse;

}

public static bool RemoteCertificateValidationCallback(Object sender,

X509Certificate certificate,

X509Chain chain,

SslPolicyErrors sslPolicyErrors)

{

return true;

}

public static string post(string requestURL, IDictionaryparameters, CookieCollection cookies) {

string strResponse = string.Empty;

HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create(requestURL);

request.KeepAlive = true;

HttpWebResponse reponse = null;

Stream stream = null;

try

{

//URI scheme(抽象标识符体系): 若为"https"则需加载证书并验证

if (request.RequestUri.Scheme == "https")

{

#region 加载证书

//挂接验证服务端证书的回调

ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(RemoteCertificateValidationCallback);

X509Store store = new X509Store(StoreName.My, StoreLocation.CurrentUser);

store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);

//获取本地主机名称作为证书查找的参数

string findValue = Dns.GetHostName();

X509Certificate2Collection _certsCollection = store.Certificates.Find(X509FindType.FindByIssuerName, findValue, false);

X509Certificate2 x509c = null;

// MessageBox.Show("证书个数: " + _certsCollection.Count);

//strResponse += "证书个数: " + _certsCollection.Count + "\n\n";

if (_certsCollection.Count > 0)

{

//MessageBox.Show("有证书");

x509c = _certsCollection[0];

request.ClientCertificates.Add(x509c);

}

else

{

//MessageBox.Show("没有证书");

}

#endregion

}

request.Timeout = 30000;

request.UserAgent = DefaultUserAgent;

//request.Referer = "www.baidu.com";

request.Method = "POST";

request.Accept = "text/html, application/xhtml+xml, */*";

request.ContentType = "application/x-www-form-urlencoded";

request.AllowAutoRedirect = false;

request.Headers.GetValues("Location");

if (cookies != null)

{

request.CookieContainer = new CookieContainer();

request.CookieContainer.Add(cookies);

}

//发送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 = Encoding.ASCII.GetBytes(buffer.ToString());

using (stream = request.GetRequestStream())

{

stream.Write(data, 0, data.Length);

}

}

string[] values = request.Headers.GetValues("Content-Type");

reponse = (HttpWebResponse)request.GetResponse();

if (reponse.StatusCode == HttpStatusCode.OK)

{

StreamReader myStreamReader = new StreamReader(stream, Encoding.UTF8);

strResponse += myStreamReader.ReadToEnd();

myStreamReader.Close();

stream.Close();

}

}

catch (WebException ex)

{

//MessageBox.Show("异常1----" + ex);

throw new WebException(ex.Message, ex.InnerException);

}

catch (Exception ex)

{

//MessageBox.Show("异常2----" + ex);

throw new Exception(ex.Message, ex.InnerException);

}

finally

{

if (stream != null) { stream.Close(); }

if (reponse != null) { reponse.Close(); reponse = null; }

if (request != null) { request = null; }

}

//如果未收到负载均衡系统返回报文响应，抛出异常信息。

if (string.IsNullOrEmpty(strResponse))

{

throw new Exception("警告：服务请求失败，负载均衡系统无响应，请确认服务请求已正确配置！");

}

return strResponse;

}

}

}