JsonHelper类(c#对象与json互转)

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Newtonsoft.Json;
using Newtonsoft.Json.Converters;
 
namespace YY.SZYD.Shop.Common.Utils
{
    public static class JsonHelper
    {
        private static JsonSerializerSettings _jsonSettings;
 
        static JsonHelper()
        {
            IsoDateTimeConverter datetimeConverter = new IsoDateTimeConverter();
            datetimeConverter.DateTimeFormat = "yyyy-MM-dd HH:mm:ss";
 
            _jsonSettings = new JsonSerializerSettings();
            _jsonSettings.MissingMemberHandling = Newtonsoft.Json.MissingMemberHandling.Ignore;
            _jsonSettings.NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore;
            _jsonSettings.ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore;
            _jsonSettings.Converters.Add(datetimeConverter);
        }
 
        /// <summary>
        /// 将指定的对象序列化成 JSON 数据。
        /// </summary>
        /// <param name="obj">要序列化的对象。</param>
        /// <returns></returns>
        public static string ToJson(this object obj)
        {
            try
            {
                if (null == obj)
                    return null;
 
                return JsonConvert.SerializeObject(obj, Formatting.None, _jsonSettings);
            }
            catch (Exception ex)
            {
                Logging.LogManager.Error(new Logging.ExceptionLogInfo()
                {
                    ExceptionClassName = "YY.SZYD.Shop.Common.Utils.JsonHelper",
                    ExceptionMethod = "ToJson",
                    ExceptionNote = "Json序列化出错",
                    RequestInfo = obj.GetType().FullName,
                },
                ex);
 
                return null;
            }
        }
 
        /// <summary>
        /// 将指定的 JSON 数据反序列化成指定对象。
        /// </summary>
        /// <typeparam name="T">对象类型。</typeparam>
        /// <param name="json">JSON 数据。</param>
        /// <returns></returns>
        public static T FromJson<T>(this string json)
        {
            try
            {
                return JsonConvert.DeserializeObject<T>(json, _jsonSettings);
            }
            catch (Exception ex)
            {
                Logging.LogManager.Error(new Logging.ExceptionLogInfo()
                {
                    ExceptionClassName = "YY.SZYD.Shop.Common.Utils.JsonHelper",
                    ExceptionMethod = "ToJson",
                    ExceptionNote = "Json序列化出错",
                    RequestInfo = json,
                },
                ex);
 
                return default(T);
            }
        }
    }
}