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替换Sqlsugar默认序列化器,解决.Select()映射嵌套/匿名类时,实体的非公有访问器 值无法绑定,如Id(protect属性)
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using System.Reflection;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using SqlSugar;
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namespace Yi.Framework.SqlSugarCore;
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public class NonPublicPropertiesResolver : DefaultContractResolver
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{
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/// <summary>
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/// 重写获取属性,存在get set方法就可以写入
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/// </summary>
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/// <param name="member"></param>
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/// <param name="memberSerialization"></param>
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/// <returns></returns>
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protected override JsonProperty CreateProperty(MemberInfo member, MemberSerialization memberSerialization)
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{
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var prop = base.CreateProperty(member, memberSerialization);
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if (member is PropertyInfo pi)
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{
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prop.Readable = (pi.GetMethod != null);
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prop.Writable = (pi.SetMethod != null);
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}
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return prop;
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}
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}
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public class SqlSugarNonPublicSerializer : ISerializeService
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{
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/// <summary>
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/// 默认的序列化服务
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/// </summary>
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private readonly ISerializeService _serializeService = DefaultServices.Serialize;
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public string SerializeObject(object value)
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{
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//保留原有实现
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return _serializeService.SerializeObject(value);
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}
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public string SugarSerializeObject(object value)
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{ //保留原有实现
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return _serializeService.SugarSerializeObject(value);
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}
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/// <summary>
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/// 重写对象反序列化支持NoPublic访问器
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/// </summary>
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/// <param name="value"></param>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public T DeserializeObject<T>(string value)
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{
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if (typeof(T).FullName.StartsWith("System.Text.Json."))
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{
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// 动态创建一个 JsonSerializer 实例
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Type serializerType =typeof(T).Assembly.GetType("System.Text.Json.JsonSerializer");
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var methods = serializerType
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.GetMethods().Where(it=>it.Name== "Deserialize")
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.Where(it=>it.GetParameters().Any(z=>z.ParameterType==typeof(string))).First();
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// 调用 SerializeObject 方法序列化对象
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T json = (T)methods.MakeGenericMethod(typeof(T))
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.Invoke(null, new object[] { value, null });
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return json;
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}
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var jSetting = new JsonSerializerSettings
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{
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NullValueHandling = NullValueHandling.Ignore,
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ContractResolver =new NonPublicPropertiesResolver() //替换默认解析器使能支持protect
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};
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return JsonConvert.DeserializeObject<T>(value, jSetting);
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}
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}
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