完善框架，新增两个close方法；

alielie

2025-03-17 c401a2f2fd1a509cdeb33e850bb5c2827074af48

 HMI.Core/Util/JsonUtil.cs

@@ -1,11 +1,26 @@
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using System.IO;

namespace HMI.Core.Util
{
    public class JsonUtil
    {
        static readonly JsonSerializerSettings JsSetting = new JsonSerializerSettings()
        {
            NullValueHandling = NullValueHandling.Ignore
        };
        public static T Deserialize<T>(string jsonStr)
        {
            return JsonConvert.DeserializeObject<T>(jsonStr);
        }
       
        public static string Serialize(object obj)
        {
            return JsonConvert.SerializeObject(obj);
        }

        public static string Stringfiy(object obj)
        {
            return JsonConvert.SerializeObject(obj, Formatting.Indented, JsSetting);
        }
    }
}