using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Runtime.Serialization.Formatters;

using System.IO;

using System.Data;

using System.ComponentModel.DataAnnotations;

using System.Globalization;

using System.Reflection;

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;    

​

using NUnit.Framework; // Throws NUnit.Framework.AssertionException

//https://stackoverflow.com/questions/54101155/most-efficient-way-to-allow-a-class-to-be-deserialized-from-a-string-with-jsonpr

​

    public class RootObject

    {

        [JsonProperty("id")]

        public int  Identifier { get; set; }

        [JsonProperty("text")]

        public string Value { get; set; }

    }

​

    // Taken from this answer https://stackoverflow.com/questions/20622492/how-to-ignore-jsonpropertypropertyname-somename-when-serializing-json/20639697#20639697

    // To https://stackoverflow.com/questions/20622492/how-to-ignore-jsonpropertypropertyname-somename-when-serializing-json

    // By https://stackoverflow.com/users/10263/brian-rogers

​

    class LongNameContractResolver : DefaultContractResolver

    {

        protected override IList<JsonProperty> CreateProperties(Type type, MemberSerialization memberSerialization)

        {

            // Let the base class create all the JsonProperties 

            // using the short names

            IList<JsonProperty> list = base.CreateProperties(type, memberSerialization);

​

            // Now inspect each property and replace the 

            // short name with the real property name

            foreach (JsonProperty prop in list)

            {

                prop.PropertyName = prop.UnderlyingName;

            }

​

            return list;

        }

    }

​

    class TestClass

    {

        public static void Test()

        {

            Test<RootObject []>(GetJson(), new DefaultContractResolver());

            Test<RootObject []>(GetUnderlingNameJson(), new LongNameContractResolver());

        }   

        public static void Test<T>(string json, IContractResolver resolver)

        {

            Console.WriteLine("\nDeserializing JSON \"{0}\" to {1} with contract resolver {2}:", json, typeof(T), resolver);

​

            var settings = new JsonSerializerSettings

            {

                ContractResolver = resolver

            };

            var root = JsonConvert.DeserializeObject<T>(json, settings);

            Console.WriteLine("Result: ");

            Console.WriteLine(JsonConvert.SerializeObject(root));

        }   

        static string GetJson()

        {

            var json = @"[{ id: 1, text: ""two""}]";

            return json;

        }

        static string GetUnderlingNameJson()

        {

            var json = @"[{ Identifier: 1, Value: ""two""}]";

            return json;

        }

    }

​

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine("Json.NET version: " + typeof(JsonSerializer).Assembly.FullName);

            Console.WriteLine();

​

            try

            {

                TestClass.Test();

            }

            catch (Exception ex)

            {

                Console.WriteLine("Failed with unhandled exception: ");

                Console.WriteLine(ex);

                throw;

            }

        }

    }

​