Question40620323 using-json-net-converter-to-deserialize-dictionary-with-interface-value | C# Online Compiler

Question40620323 using-json-net-converter-to-deserialize-dictionary-with-interface-value by dbc_MinLength

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Threading;
using System.Collections.ObjectModel;
using System.Reflection;
using System.ComponentModel;
using System.Globalization;
using System.Collections.Specialized;

using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Serialization;


	public interface ISubStuff
	{
		string Item { get; set; }
	}
	
	public class SubStuff : ISubStuff
	{
	   public string Item { get; set; }
	}
	
	public interface IMainStuff
	{
		Dictionary<string, ISubStuff> SubStuff { get; set; }
	}

	public class MainStuff : IMainStuff
	{ 
		[JsonProperty(ItemConverterType = typeof(TypeConverter<SubStuff>))]
		public Dictionary<string, ISubStuff> SubStuff
		{ 
			get; 
			set; 
		} 
	}

	public class TypeConverter<T> : JsonConverter
	{
		public override bool CanConvert(Type objectType) 
		{
			var msg = string.Format("This converter should be applied directly with [JsonProperty(ItemConverterType = typeof(TypeConverter<{0}>))] or [JsonProperty(typeof(TypeConverter<{0}>))]", 
									typeof(T));
            throw new NotImplementedException(msg);
		}
		
        public override bool CanWrite { get { return false; } }

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            throw new NotImplementedException();
        }

		public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
		{
			return serializer.Deserialize<T>(reader);
		}
	}
	
	public class Program
	{
		static void Test()
		{
			var root = new MainStuff
			{
				SubStuff = new Dictionary<string, ISubStuff>()
				{
					{ "key1", new SubStuff { Item = "hello 1" } },
					{ "key2", new SubStuff { Item = "hello 2" } },
				},
			};
			
			var json1 = JsonConvert.SerializeObject(root);
			
			Console.WriteLine(json1);
			
			var root2 = JsonConvert.DeserializeObject<MainStuff>(json1);
			
			var json2 = JsonConvert.SerializeObject(root2);
			
			Console.WriteLine(json2);
		}
		
		public static void Main()
		{
			try
			{
				Test();
			}
			catch (Exception ex)
			{
				Console.WriteLine(ex);
				throw;
			}
		}
	}

	public class UnrelatedSubStuff : ISubStuff
	{
	   public string Item { get; set; }
	}

​x
 
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Threading;
using System.Collections.ObjectModel;
using System.Reflection;
using System.ComponentModel;
using System.Globalization;
using System.Collections.Specialized;
​
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Converters;
using Newtonsoft.Json.Serialization;
​
​
    public interface ISubStuff
    {
        string Item { get; set; }
    }
    
    public class SubStuff : ISubStuff
    {
       public string Item { get; set; }
    }
    
    public interface IMainStuff
    {
        Dictionary<string, ISubStuff> SubStuff { get; set; }
    }
​
    public class MainStuff : IMainStuff
    { 
        [JsonProperty(ItemConverterType = typeof(TypeConverter<SubStuff>))]
        public Dictionary<string, ISubStuff> SubStuff
        { 
            get; 
            set; 
        } 
    }
​
    public class TypeConverter<T> : JsonConverter
    {
        public override bool CanConvert(Type objectType) 
        {
            var msg = string.Format("This converter should be applied directly with [JsonProperty(ItemConverterType = typeof(TypeConverter<{0}>))] or [JsonProperty(typeof(TypeConverter<{0}>))]", 
                                    typeof(T));
            throw new NotImplementedException(msg);
        }
        
        public override bool CanWrite { get { return false; } }
​
        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            throw new NotImplementedException();
        }
​
        public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
        {
            return serializer.Deserialize<T>(reader);
        }
    }
    
    public class Program
    {
        static void Test()
        {
            var root = new MainStuff
            {
                SubStuff = new Dictionary<string, ISubStuff>()
                {
                    { "key1", new SubStuff { Item = "hello 1" } },
                    { "key2", new SubStuff { Item = "hello 2" } },
                },
            };
            
            var json1 = JsonConvert.SerializeObject(root);
            
            Console.WriteLine(json1);
            
            var root2 = JsonConvert.DeserializeObject<MainStuff>(json1);
            
            var json2 = JsonConvert.SerializeObject(root2);
            
            Console.WriteLine(json2);
        }
        
        public static void Main()
        {
            try
            {
                Test();
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex);
                throw;
            }
        }
    }
​
    public class UnrelatedSubStuff : ISubStuff
    {
       public string Item { get; set; }
    }   
​
​

Compilation error (line 1, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 2, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 3, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 4, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 7, col 0): 'Class' statement must end with a matching 'End Class'.
Compilation error (line 7, col 0): End of statement expected.
Compilation error (line 9, col 0): Declaration expected.
Compilation error (line 10, col 0): Declaration expected.
Compilation error (line 11, col 0): Declaration expected.
Compilation error (line 12, col 0): Declaration expected.
Compilation error (line 13, col 0): Declaration expected.
Compilation error (line 14, col 0): Syntax error.
Compilation error (line 16, col 0): Declaration expected.
Compilation error (line 17, col 0): Declaration expected.
Compilation error (line 18, col 0): Declaration expected.
Compilation error (line 19, col 0): Syntax error.
Compilation error (line 20, col 0): Declaration expected.
Compilation error (line 21, col 0): Declaration expected.
Compilation error (line 22, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 23, col 0): Declaration expected.
Compilation error (line 24, col 0): Declaration expected.
Compilation error (line 25, col 0): Declaration expected.
Compilation error (line 26, col 0): Syntax error.
Compilation error (line 28, col 0): Syntax error.
Compilation error (line 29, col 0): Syntax error.
Compilation error (line 31, col 0): Declaration expected.
Compilation error (line 32, col 0): Syntax error.
Compilation error (line 33, col 0): Declaration expected.
Compilation error (line 34, col 0): Syntax error.
Compilation error (line 35, col 0): Declaration expected.
Compilation error (line 36, col 0): Declaration expected.
Compilation error (line 37, col 0): Declaration expected.
Compilation error (line 38, col 0): Syntax error.
Compilation error (line 39, col 0): Declaration expected.
Compilation error (line 40, col 0): Declaration expected.
Compilation error (line 41, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 42, col 0): Declaration expected.
Compilation error (line 43, col 0): Declaration expected.
Compilation error (line 44, col 0): Declaration expected.
Compilation error (line 45, col 0): Syntax error.
Compilation error (line 46, col 0): Syntax error.
Compilation error (line 47, col 0): Syntax error.
Compilation error (line 48, col 0): Syntax error.
Compilation error (line 49, col 0): Syntax error.
Compilation error (line 51, col 0): Syntax error.
Compilation error (line 53, col 0): Syntax error.
Compilation error (line 55, col 0): End of statement expected.
Compilation error (line 56, col 0): Declaration expected.
Compilation error (line 57, col 0): Syntax error.
Compilation error (line 59, col 0): End of statement expected.
Compilation error (line 60, col 0): Declaration expected.
Compilation error (line 61, col 0): Declaration expected.
Compilation error (line 62, col 0): Syntax error.
Compilation error (line 64, col 0): Declaration expected.
Compilation error (line 65, col 0): Syntax error.
Compilation error (line 66, col 0): Declaration expected.
Compilation error (line 67, col 0): Declaration expected.
Compilation error (line 68, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 69, col 0): Declaration expected.
Compilation error (line 70, col 0): Declaration expected.
Compilation error (line 71, col 0): Syntax error.
Compilation error (line 72, col 0): Statement cannot appear outside of a method body/multiline lambda.
Compilation error (line 73, col 0): Syntax error.
Compilation error (line 75, col 0): Syntax error.
Compilation error (line 76, col 0): Declaration expected.
Compilation error (line 77, col 0): Syntax error.
Compilation error (line 78, col 0): Declaration expected.
Compilation error (line 79, col 0): Declaration expected.
Compilation error (line 80, col 0): Syntax error.
Compilation error (line 81, col 0): Syntax error.

Last Run:	11:09:27 pm
Compile:	0s
Execute:	0.126s
Memory:	0b
CPU:	0s

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