asp.net中JSON的序列化/反序列化

直接上代码吧~有注释滴。


using System;
using System.Text;
using System.IO;
using System.Runtime.Serialization.Json;
using System.Text.RegularExpressions;
namespace JosnHelper
{
    /// <summary>
    /// Json数据转换封装
    /// </summary>
    public static class JsonHelper
    {
        /*
         利用.Net FrameWork3.5提供的Json库实现C#与Json数据转换时，对于Datetime类型的数据，生成格式如下数据
/Date(10000000000-0700)/ 不直观，同时相当部分js库无法直接使用.利用正则表达式替换成"yyyy-MM-dd HH:mm:ss"格式以便于使用
使用举例:
T t = new T();
String sJson =t.ToJson();
T t1 = JosonHelper.FromJson<T>(sJason);
         */
        /// <summary>
        /// 将时间由"\/Date(10000000000-0700)\/" 格式转换成 "yyyy-MM-dd HH:mm:ss" 格式的字符串
        /// </summary>
        /// <param name="m"></param>
        /// <returns></returns>
        private static string GetDatetimeString(Match m)
        {
            string sRet = "";
            try
            {
                System.DateTime dt = new DateTime(1970, 1, 1);
                dt = dt.AddMilliseconds(long.Parse(m.Groups[1].Value));
                dt = dt.ToLocalTime();
                sRet = dt.ToString("yyyy-MM-dd HH:mm:ss");
            }
            catch
            { }
            return sRet;
        }
        /// <summary>
        /// 将时间由 "yyyy-MM-dd HH:mm:ss" 格式的字符串转换成"\/Date(10000000000-0700)\/" 格式
        /// </summary>
        /// <param name="m"></param>
        /// <returns></returns>
        private static string GetDatetimeJson(Match m)
        {
            String sRet = "";
            try
            {
                DateTime dt = DateTime.Parse(m.Groups[1].Value);
                dt = dt.ToUniversalTime();
                TimeSpan ts = dt - DateTime.Parse("1970-01-01");
                sRet = string.Format("\\/Date({0}-0700)\\/", ts.TotalMilliseconds);
            }
            catch
            { }
            return sRet;
        }
        /// <summary>
        /// 扩展Object 方法 ToJson
        /// </summary>
        /// <param name="obj"></param>
        /// <returns></returns>
        public static String ToJson(this object obj)
        {
            DataContractJsonSerializer jsonSerializer = new DataContractJsonSerializer(obj.GetType());
            MemoryStream ms = new MemoryStream();
            jsonSerializer.WriteObject(ms, obj);
            String sRet = Encoding.UTF8.GetString(ms.ToArray());
            ms.Close();
            //将时间由"\/Date(10000000000-0700)\/" 格式转换成 "yyyy-MM-dd HH:mm:ss" 格式的字符串
            string sPattern = @"\\/Date\((\d+)-\d+\)\\/";
            MatchEvaluator myMatchEvaluator = new MatchEvaluator(GetDatetimeString);
            Regex reg = new Regex(sPattern);
            sRet = reg.Replace(sRet, myMatchEvaluator);
           
            return sRet;
        }
        /// <summary>
        /// Jason deSerialize
        /// </summary>
        /// <typeparam name="T"></typeparam>
        /// <param name="sJasonData"></param>
        /// <returns></returns>
        public static T FromJson<T>(String sJasonData)
        {
            //将时间由 "yyyy-MM-dd HH:mm:ss" 格式的字符串转换成"\/Date(10000000000-0700)\/" 格式
            string sPattern = @"(\d{4}-\d{2}-\d{2}\s\d{2}:\d{2}:\d{2})";
            MatchEvaluator myMatchEvaluator = new MatchEvaluator(GetDatetimeJson);
            Regex reg = new Regex(sPattern);
            string src = reg.Replace(sJasonData, myMatchEvaluator);
            DataContractJsonSerializer jsonSerializer = new DataContractJsonSerializer(typeof(T));
            MemoryStream ms = new MemoryStream(Encoding.UTF8.GetBytes(src));
            T obj = (T)jsonSerializer.ReadObject(ms);
            ms.Close();
            return obj;
        }
    }
}
asp.net 序列化方法
http://blog.csdn.net/zerolsy/archive/2008/06/22/2576404.aspx
asp.net序列化与反序列化 web service
http://www.cnblogs.com/hubj/archive/2008/11/23/1339468.html
http://space.itpub.net/12639172/viewspace-501576
Asp.Net使用.NET框架自带的Json序列化类
http://bbs.zbitedu.com/thread-33294-1-1.html
Remoting中数据序列化
http://www.xker.com/page/e2007/0116/11506.html
http://dingtao-wgs.blog.163.com/blog/static/5026071420097181162050/