/// <summary>
/// 从IWebProxy实例转换获得
/// </summary>
/// <param name="webProxy">IWebProxy</param>
/// <param name="targetAddress">目标url地址</param>
/// <exception cref="ArgumentNullException"></exception>
/// <returns></returns>
public static HttpProxy FromWebProxy(IWebProxy webProxy, Uri targetAddress)
{
if (webProxy == null)
{
throw new ArgumentNullException(nameof(webProxy));
}
if (targetAddress == null)
{
throw new ArgumentNullException(nameof(targetAddress));
}
var proxyAddress = webProxy.GetProxy(targetAddress);
var httpProxy = new HttpProxy(proxyAddress);
httpProxy.SetCredentialsByInterface(webProxy.Credentials);
return(httpProxy);
}