这篇文章给大家分享的是有关使用.net开发微信获取AccessToken的源码示例的内容。小编觉得挺实用的,因此分享给大家做个参考,一起跟随小编过来看看吧。

AccessToken获取方法
public static Access_token GetAccessToken()
{
string formatString = String.Format("/tupian/20230522/token
Access_token res = new Access_token();
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(formatString);
request.Method = "GET";
request.ContentType = "text/html;charset=UTF-8";
HttpWebResponse response = (HttpWebResponse)request.GetResponse();
Stream myResponseStream = response.GetResponseStream();
StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8"));
string retString = myStreamReader.ReadToEnd();
myStreamReader.Close();
myResponseStream.Close();
if (retString.IndexOf("7200") > 0)
{
Access_token token = new Access_token();
token = JsonHelper.ParseFromJson(retString);
res.access_token = token.access_token;
res.expires_in = token.expires_in;
}
return res;
} Access_token类结构
public class Access_token
{
public Access_token()
{
//
//TODO:用于验证Access_token是否过期实体
//
}
string _access_token;
string _expires_in;
///
/// 获取到的凭证
///
public string access_token
{
get { return _access_token; }
set { _access_token = value; }
}
///
/// 凭证有效时间,单位:秒
///
public string expires_in
{
get { return _expires_in; }
set { _expires_in = value; }
}
}JsonHelper.ParseFromJson方法
////// 将JSON对象转换为Model /// ////// /// public static T ParseFromJson (string szJson) { T obj = Activator.CreateInstance (); using (MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(szJson))) { DataContractJsonSerializer serializer = new DataContractJsonSerializer(obj.GetType()); return (T)serializer.ReadObject(ms); } }
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