json 序列化的两种方式

JavaScriptSerializer Serializer = new JavaScriptSerializer();
ResultData<EUserData> resultModel_Login = Serializer.Deserialize<ResultData<EUserData>>(result_Login);



/// <summary>
/// Get方法
/// </summary>
/// <param name="serverUrl">url地址</param>
/// <param name="postData">数据 格式为"aa=xx&bb=xxx"</param>
/// <returns>请求结果</returns>
public static string HttpGetConnectToServer(string serverUrl, string postData)
{
//创建请求 
var request = (HttpWebRequest)HttpWebRequest.Create(serverUrl + "?" + postData);
request.Method = "GET";
//设置上传服务的数据格式 
request.ContentType = "application/x-www-form-urlencoded";
//请求的身份验证信息为默认 
request.Credentials = CredentialCache.DefaultCredentials;
//请求超时时间 
request.Timeout = 10000;
//读取返回消息 
string res = "";
try
{
var response = (HttpWebResponse)request.GetResponse();
var reader = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
res = reader.ReadToEnd();
reader.Close();
}
catch (Exception ex)
{

}
return res;
}

/// <summary>
/// post方法
/// </summary>
/// <param name="postUrl">url地址</param>
/// <param name="paramData">提交的ParamData对象</param>
/// <returns></returns>
public static string PostWebRequest<T>(string postUrl, T paramData)
{
string ret = string.Empty;
try
{
string str_Tem = JsonSerializer(paramData);//将对象转成json串
byte[] byteArray = System.Text.Encoding.UTF8.GetBytes(str_Tem);
HttpWebRequest webReq = (HttpWebRequest)WebRequest.Create(new Uri(postUrl));
webReq.Method = "POST";
webReq.ContentType = " application/json; charset=utf-8";
webReq.ContentLength = byteArray.Length;
Stream newStream = webReq.GetRequestStream();
newStream.Write(byteArray, 0, byteArray.Length);//写入参数
newStream.Close();
HttpWebResponse response = (HttpWebResponse)webReq.GetResponse();
StreamReader sr = new StreamReader(response.GetResponseStream(), Encoding.UTF8);
ret = sr.ReadToEnd();
sr.Close();
response.Close();
newStream.Close();
}
catch (Exception ex)
{

}
return ret;
}


/// <summary>
/// C#反序列化JSON
/// </summary>
/// <typeparam name="T">返回类型</typeparam>
/// <param name="jsonString">JSON字符串</param>
/// <returns></returns>
public static T JsonDeserialize<T>(string strJson)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(strJson));
T objT = (T)ser.ReadObject(ms);
ms.Close();
return objT;
}

/// <summary>
/// C#序列化JSON
/// </summary>
/// <typeparam name="T">序列化对象类型</typeparam>
/// <param name="objT">序列化对象</param>
/// <returns></returns>
public static string JsonSerializer<T>(T objT)
{
DataContractJsonSerializer ser = new DataContractJsonSerializer(typeof(T));
MemoryStream ms = new MemoryStream();
ser.WriteObject(ms, objT);
string jsonString = Encoding.UTF8.GetString(ms.ToArray());
ms.Close();
return jsonString;
}