[英]How to request.getresponse() with cookie
我想添加Cookies并获取http网站源代码,如何将Cookies添加到我的代码中,以及当getresponse()网站读取我的Cookies时?
enter code here
WebRequest scienceRequest = WebRequest.Create("http://www.google.com");
WebResponse scienceResponse = scienceRequest.GetResponse();
Stream ReceiveStream = scienceResponse.GetResponseStream();
scienceResponse = scienceRequest.GetResponse();
ReceiveStream = scienceResponse.GetResponseStream();
StreamReader readStream = new StreamReader(ReceiveStream, encode);
string strResponse = readStream.ReadToEnd();
readStream.Close();
scienceResponse.Close();
我发现了 :
private void ReadCallback(IAsyncResult asynchronousResult)
{
HttpWebRequest request = (HttpWebRequest)asynchronousResult.AsyncState;
HttpWebResponse response = (HttpWebResponse)
request.EndGetResponse(asynchronousResult);
using (IsolatedStorageFile isf =
IsolatedStorageFile.GetUserStoreForSite())
{
using (IsolatedStorageFileStream isfs = isf.OpenFile("CookieExCookies",
FileMode.OpenOrCreate, FileAccess.Write))
{
using (StreamWriter sw = new StreamWriter(isfs))
{
foreach (Cookie cookieValue in response.Cookies)
{
sw.WriteLine("Cookie: " + cookieValue.ToString());
}
sw.Close();
}
}
}
}
您可以为此使用CookieContainer
。 您可以使用创建
CookieContainer cookieJar = new CookieContainer();
// Optionally add some values to the container
cookieJar.Add(new Uri("http://www.domain.com"), new Cookie("name", "Raeled"));
然后,您可以将容器附加到您的请求中(可以一次又一次地执行以保持使用相同的cookie):
(scienceRequest as HttpWebRequest).CookieContainer = cookieJar;
然后,网页将使用容器中的cookie,并在需要时进行更改。 如果网页更改了它们,您可以使用以下方法将其读回:
CookieCollection collection = cookieJar.GetCookies(new Uri("http://www.domain.com"));
string myValue = collection["name"].Value;
要获取或设置,您需要提供URI,因为CookieContainer可以在单个CookieContainer
跟踪不同域的cookie。
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