csharp:using Newtonsoft.Json.Net2.0 in .net 2.0 webform

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/// <summary>    /// http://www.weather.com.cn/data/sk/101280601.html    ///  {"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>     /// http://www.weather.com.cn/data/sk/101280601.html     /// 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>   /// http://www.weather.com.cn/data/sk/101280601.html   /// http://www.weather.com.cn/data/cityinfo/101280601.html   /// http://geoip.weather.com.cn/g/   /// http://m.weather.com.cn/data/101190101.html   /// 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>       /// http://social.msdn.microsoft.com/Forums/en-US/4392c97a-3c6e-45b9-99c9-12a979c64910/c-20-jsonnet       /// </summary>       /// <param name="sender"></param>       /// <param name="e"></param>       protected void Page_Load(object sender, EventArgs e)       {           try           {               url = "http://www.weather.com.cn/data/sk/101280601.html";                 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();       //    }       //}     }

 http://james.newtonking.com/json