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/// <summary> /// {"weatherinfo":{"city":"深圳","cityid":"101280601","temp":"32","WD":"西南风","WS":"4级","SD":"68%","WSE":"4","time":"16:40","isRadar":"1","Radar":"JC_RADAR_AZ9755_JB"}}
/// 20140531 涂聚文 Geovin Du
/// </summary>
public
class WeatherInfo
{
//public string city;
//public string cityid;
//public string temp;
//public string WD;
//public string WS;
//public string SD;
//public string WSE;
//public string time;
//public string isRadar;
//public string Radar;
string
_city;
string
_cityid;
string
_temp;
string
_WD;
string
_WS;
string
_SD;
string
_WSE;
string
_time;
string
_isRadar;
string
_Radar;
/// <summary>
/// 城市名称
/// </summary>
public
string city
{
get
{
return
_city;
}
set
{
_city = value;
}
}
/// <summary>
/// 城市代码
/// </summary>
public
string cityid
{
get
{
return
_cityid;
}
set
{
_cityid = value;
}
//get;
//set;
}
/// <summary>
/// 温度
/// </summary>
public
string temp
{
get
{
return
_temp;
}
set
{
_temp = value;
}
}
/// <summary>
/// 风向
/// </summary>
public
string WD
{
get
{
return
_WD;
}
set
{
_WD = value;
}
}
/// <summary>
/// 风级
/// </summary>
public
string WS
{
get
{
return
_WS;
}
set
{
_WS = value;
}
}
/// <summary>
/// 湿度
/// </summary>
public
string SD
{
get
{
return
_SD;
}
set
{
_SD = value;
}
}
/// <summary>
///
/// </summary>
public
string WSE
{
get
{
return
_WSE;
}
set
{
_WSE = value;
}
}
/// <summary>
/// 发布时间
/// </summary>
public
string time
{
get
{
return
_time;
}
set
{
_time = value;
}
}
/// <summary>
///
/// </summary>
public
string isRadar
{
get
{
return
_isRadar;
}
set
{
_isRadar = value;
}
}
/// <summary>
///
/// </summary>
public
string Radar
{
get
{
return
_Radar;
}
set
{
_Radar = value;
}
}
private
Dictionary<string, object> _theRest = new
Dictionary<string, object>();
public
Dictionary<string, object> TheRest
{
get
{ return
_theRest; }
}
// public Dictionary<string, decimal> Rates { get; set; }
}
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/// <summary> /// 20140531 涂聚文 Geovin Du
/// </summary>
public
class WeatherInfoConverter : CustomCreationConverter<WeatherInfo>
{
public
override WeatherInfo Create(Type objectType)
{
return
new WeatherInfo();
}
public
override object ReadJson(JsonReader reader, Type objectType, object
existingValue, JsonSerializer serializer)
{
WeatherInfo mappedObj = new
WeatherInfo();
//get an array of the object‘s props so I can check if the JSON prop s/b mapped to it
PropertyInfo[] myPropertyInfo;
myPropertyInfo = objectType.GetProperties();
string
objProps = string.Empty;
//for (int i = 0; i < myPropertyInfo.Length; i++)
//{
// objProps = objProps +" "+ myPropertyInfo[i].ToString();
//}
foreach
(PropertyInfo pi in
objectType.GetProperties())
{
object
value1 = pi.GetValue(mappedObj, null);//用pi.GetValue获得值
objProps = objProps + " "
+ pi.Name;//获得属性的名字,后面就可以根据名字判断来进行些自己想要的操作
//获得属性的类型,进行判断然后进行以后的操作,例如判断获得的属性是整数
//if(value1.GetType() == typeof(int))
//{
// //进行你想要的操作
//}
}
//objProps = myPropertyInfo[0].Name.ToLower().ToString(); //objectType.GetProperties().Select(p => p.Name.ToLower()).ToArray();
//loop through my JSON string
while
(reader.Read())
{
//if I‘m at a property...
if
(reader.TokenType == JsonToken.PropertyName)
{
//convert the property to lower case
string
readerValue = reader.Value.ToString().ToLower();
if
(reader.Read()) //read in the prop value
{
//is this a mapped prop?
if
(objProps.Contains(readerValue))
{
//get the property info and set the Mapped object‘s property value
PropertyInfo pi = mappedObj.GetType().GetProperty(readerValue, BindingFlags.IgnoreCase | BindingFlags.Public | BindingFlags.Instance);
object
convertedValue = Convert.ChangeType(reader.Value, pi.PropertyType);
pi.SetValue(mappedObj, convertedValue, null);
}
else
{
//otherwise, stuff it into the Dictionary
mappedObj.TheRest.Add(readerValue, reader.Value);
}
}
}
}
return
mappedObj;
}
}
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/// <summary> /// 20140531 涂聚文 Geovin Du
/// {"weatherinfo":{"city":"深圳","cityid":"101280601","temp":"32","WD":"西南风","WS":"4级","SD":"68%","WSE":"4","time":"16:40","isRadar":"1","Radar":"JC_RADAR_AZ9755_JB"}}
/// </summary>
public
partial class WebForm1 : System.Web.UI.Page
{
string
json_data = string.Empty;
string
url = string.Empty;
//WeatherInfo we = new WeatherInfo();
/// <summary>
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected
void Page_Load(object
sender, EventArgs e)
{
try
{
WebClient wc = new
WebClient();
wc.Encoding = System.Text.Encoding.UTF8;//定义对象语言
json_data = wc.DownloadString(url);
//JsonConvert.DeserializeObject<Table>(json_data);
//var ser = new JavaScriptSerializer();
//we = _download_serialized_json_data<WeatherInfo>(url);
JsonSerializerSettings settings = new
JsonSerializerSettings();
WeatherInfo we = JsonConvert.DeserializeObject<WeatherInfo>(json_data, new
WeatherInfoConverter());// JsonConvert.DeserializeObject(json_data, Type.GetType, we);
Response.Write("城市："+we.city);
Response.Write("城市代码："
+ we.cityid);
Response.Write("温度："
+ we.temp);
Response.Write("发布时间："
+ we.time);
//Response.Write(we.TheRest[""].ToString());
Response.Write("发风："
+ we.WD);
Response.Write("湿度："
+ we.SD);
Dictionary<string, object> dict = we.TheRest;
//Response.Write(we.TheRest["WD"].ToString());
//for (int i = 0; i < dict.Count; i++)
//{
// Response.Write(dict.Keys.ToString());
// Response.Write(dict.Values.ToString());
//}
foreach
(KeyValuePair<string, object> kvp in
dict)
{
//outputBlock.Text += String.Format("Key = {0}, Value = {1}", kvp.Key, kvp.Value) + "\n";
string
s = string.Format("键是：{0} 值是：{1}", kvp.Key.ToString(), (!object.Equals(kvp.Value, null) ? kvp.Value.ToString(): ""));
Response.Write(s);
}
//Hashtable dict = new Hashtable();
//foreach (DictionaryEntry i in dict)
//{
// string s = string.Format("键是：{0} 值是：{1}", i.Key.ToString(), i.Value.ToString());
// Response.Write(s);
//}
}
catch
(JsonReaderException tu)
{
Response.Write(tu.Message.ToString());
}
}
//.net 4.0
//private static T _download_serialized_json_data<T>(string url) where T : new()
//{
// using (WebClient w = new WebClient())
// {
// string json_data = string.Empty;
// // attempt to download JSON data as a string
// try
// {
// json_data = w.DownloadString(url);
// }
// catch (Exception) { }
// // if string with JSON data is not empty, deserialize it to class and return its instance
// return !string.IsNullOrEmpty(json_data) ? JsonConvert.DeserializeObject<T>(json_data) : new T();
// }
//}
}
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csharp:using Newtonsoft.Json.Net2.0 in .net 2.0 webform,布布扣,bubuko.com