NEWTONSOFT Archives - icodebroker

[C#/COMMON/NEWTONSOFT/.NET8] JsonConvert 클래스 : SerializeObject/DeserializeObject 정적 메소드를 사용해 JSON 직렬화/역직렬화하기

■ JsonConvert 클래스의 SerializeObject/DeserializeObject 정적 메소드를 사용해 JSON 직렬화/역직렬화하는 방법을 보여준다. ▶ JSONHelper.cs


using System.Threading.Tasks;

using Newtonsoft.Json;

namespace TestProject;

/// <summary>
/// JSON 헬퍼
/// </summary>
public static class JSONHelper
{
    //////////////////////////////////////////////////////////////////////////////////////////////////// Method
    ////////////////////////////////////////////////////////////////////////////////////////// Static
    //////////////////////////////////////////////////////////////////////////////// Public

    #region 직렬화하기 (비동기) - SerializeAsync(item)

    /// <summary>
    /// 직렬화하기 (비동기)
    /// </summary>
    /// <param name="item">항목</param>
    /// <returns>JSON 문자열 태스크</returns>
    public static async Task<string> SerializeAsync(object item)
    {
        return await Task.Run<string>
        (
            () =>
            {
                return JsonConvert.SerializeObject(item);
            }
        );
    }

    #endregion
    #region 역직렬화하기 (비동기) - DeserializeAsync<TItem>(json)

    /// <summary>
    /// 역직렬화하기 (비동기)
    /// </summary>
    /// <typeparam name="TItem">항목 타입</typeparam>
    /// <param name="json">JSON 문자열</param>
    /// <returns>항목 태스크</returns>
    public static async Task<TItem> DeserializeAsync<TItem>(string json)
    {
        return await Task.Run<TItem>
        (
            () =>
            {
                return JsonConvert.DeserializeObject<TItem>(json);
            }
        );
    }

    #endregion
}

using System.Threading.Tasks;

using Newtonsoft.Json;

namespace TestProject;

/// <summary>

/// JSON 헬퍼

/// </summary>

public static class JSONHelper

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Public

#region 직렬화하기 (비동기) - SerializeAsync(item)

/// <summary>

/// 직렬화하기 (비동기)

/// </summary>

/// <param name="item">항목</param>

/// <returns>JSON 문자열 태스크</returns>

public static async Task<string> SerializeAsync(object item)

{

return await Task.Run<string>

(

() =>

{

return JsonConvert.SerializeObject(item);

}

);

}

#endregion

#region 역직렬화하기 (비동기) - DeserializeAsync<TItem>(json)

/// <summary>

/// 역직렬화하기 (비동기)

/// </summary>

/// <typeparam name="TItem">항목 타입</typeparam>

/// <param name="json">JSON 문자열</param>

/// <returns>항목 태스크</returns>

public static async Task<TItem> DeserializeAsync<TItem>(string json)

{

return await Task.Run<TItem>

(

() =>

{

return JsonConvert.DeserializeObject<TItem>(json);

}

);

}

#endregion

}

▶ Program.cs


using System;
using System.Collections.Generic;
using System.Threading.Tasks;

namespace TestProject;

/// <summary>
/// 프로그램
/// </summary>
class Program
{
    //////////////////////////////////////////////////////////////////////////////////////////////////// Method
    ////////////////////////////////////////////////////////////////////////////////////////// Static
    //////////////////////////////////////////////////////////////////////////////// Private

    #region 프로그램 시작하기 - Main()

    /// <summary>
    /// 프로그램 시작하기
    /// </summary>
    async static Task Main()
    {
        Dictionary<string, string> dictionary1 = new Dictionary<string, string>();

        dictionary1.Add("1", "서울");
        dictionary1.Add("2", "인천");
        dictionary1.Add("3", "수원");

        string json = await JSONHelper.SerializeAsync(dictionary1);

        Console.WriteLine(json); // {"1":"서울","2":"인천","3":"수원"}

        Dictionary<string, string> dictionary2 = await JSONHelper.DeserializeAsync<Dictionary<string, string>>(json);

        Console.WriteLine(dictionary2.Count); // 3
    }

    #endregion
}

using System;

using System.Collections.Generic;

using System.Threading.Tasks;

namespace TestProject;

/// <summary>

/// 프로그램

/// </summary>

class Program

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Private

#region 프로그램 시작하기 - Main()

/// <summary>

/// 프로그램 시작하기

/// </summary>

async static Task Main()

{

Dictionary<string, string> dictionary1 = new Dictionary<string, string>();

dictionary1.Add("1", "서울");

dictionary1.Add("2", "인천");

dictionary1.Add("3", "수원");

string json = await JSONHelper.SerializeAsync(dictionary1);

Console.WriteLine(json); // {"1":"서울","2":"인천","3":"수원"}

Dictionary<string, string> dictionary2 = await JSONHelper.DeserializeAsync<Dictionary<string, string>>(json);

Console.WriteLine(dictionary2.Count); // 3

}

#endregion

}

TestProject.zip

[C#/COMMON/NEWTONSOFT] JSON 문자열에서 JSON 클래스 생성하기

■ JSON 문자열에서 JSON 클래스를 생성하는 방법을 보여준다. [TestLibrary 프로젝트] ▶ JSONValueType.cs


namespace TestLibrary
{
    /// <summary>
    /// JSON 값 타입
    /// </summary>
    public enum JSONValueType
    {
        /// <summary>
        /// ANYTHING
        /// </summary>
        Anything,

        /// <summary>
        /// 문자열
        /// </summary>
        String,

        /// <summary>
        /// 진리값
        /// </summary>
        Boolean,

        /// <summary>
        /// 정수
        /// </summary>
        Integer,

        /// <summary>
        /// 배정도 정수
        /// </summary>
        Long,

        /// <summary>
        /// 부동형 실수
        /// </summary>
        Float,

        /// <summary>
        /// 날짜
        /// </summary>
        Date,

        /// <summary>
        /// NULL 가능 정수
        /// </summary>
        NullableInteger,

        /// <summary>
        /// NULL 가능 배정도 정수
        /// </summary>
        NullableLong,

        /// <summary>
        /// NULL 가능 부동형 실수
        /// </summary>
        NullableFloat,

        /// <summary>
        /// NULL 가능 진리값
        /// </summary>
        NullableBoolean,

        /// <summary>
        /// NULL 가능 날짜
        /// </summary>
        NullableDate,

        /// <summary>
        /// 객체
        /// </summary>
        Object,

        /// <summary>
        /// 배열
        /// </summary>
        Array,

        /// <summary>
        /// 딕셔너리
        /// </summary>
        Dictionary,

        /// <summary>
        /// NULL 가능 SOMETHING
        /// </summary>
        NullableSomething,

        /// <summary>
        /// 제약 없음
        /// </summary>
        NonConstrained
    }
}

namespace TestLibrary

{

/// <summary>

/// JSON 값 타입

/// </summary>

public enum JSONValueType

{

/// <summary>

/// ANYTHING

/// </summary>

Anything,

/// <summary>

/// 문자열

/// </summary>

String,

/// <summary>

/// 진리값

/// </summary>

Boolean,

/// <summary>

/// 정수

/// </summary>

Integer,

/// <summary>

/// 배정도 정수

/// </summary>

Long,

/// <summary>

/// 부동형 실수

/// </summary>

Float,

/// <summary>

/// 날짜

/// </summary>

Date,

/// <summary>

/// NULL 가능 정수

/// </summary>

NullableInteger,

/// <summary>

/// NULL 가능 배정도 정수

/// </summary>

NullableLong,

/// <summary>

/// NULL 가능 부동형 실수

/// </summary>

NullableFloat,

/// <summary>

/// NULL 가능 진리값

/// </summary>

NullableBoolean,

/// <summary>

/// NULL 가능 날짜

/// </summary>

NullableDate,

/// <summary>

/// 객체

/// </summary>

Object,

/// <summary>

/// 배열

/// </summary>

Array,

/// <summary>

/// 딕셔너리

/// </summary>

Dictionary,

/// <summary>

/// NULL 가능 SOMETHING

/// </summary>

NullableSomething,

/// <summary>

/// 제약 없음

/// </summary>

NonConstrained

}

▶ JSONType.cs


using System;
using System.Collections.Generic;
using System.Linq;

using Newtonsoft.Json.Linq;

namespace TestLibrary
{
    /// <summary>
    /// JSON 타입
    /// </summary>
    public class JSONType
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 제너레이터
        /// </summary>
        private IJSONClassGenerator generator;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Property
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 값 타입 - ValueType

        /// <summary>
        /// 값 타입
        /// </summary>
        public JSONValueType ValueType { get; private set; }

        #endregion
        #region 내부 타입 - InternalType

        /// <summary>
        /// 내부 타입
        /// </summary>
        public JSONType InternalType { get; private set; }

        #endregion
        #region 할당명 - AssignedName

        /// <summary>
        /// 할당명
        /// </summary>
        public string AssignedName { get; private set; }

        #endregion
        #region 캐시 필수 여부 - MustCache

        /// <summary>
        /// 캐시 필수 여부
        /// </summary>
        public bool MustCache
        {
            get
            {
                switch(ValueType)
                {
                    case JSONValueType.Array          : return true;
                    case JSONValueType.Object         : return true;
                    case JSONValueType.Anything       : return true;
                    case JSONValueType.Dictionary     : return true;
                    case JSONValueType.NonConstrained : return true;
                    default                           : return false;
                }
            }
        }

        #endregion
        #region 필드 정보 리스트 - FieldInfoList

        /// <summary>
        /// 필드 정보 리스트
        /// </summary>
        public IList<FieldInfo> FieldInfoList { get; internal set; }

        #endregion
        #region 루트 여부 - IsRoot

        /// <summary>
        /// 루트 여부
        /// </summary>
        public bool IsRoot { get; internal set; }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - JSONType(generator, token)

        /// <summary>
        /// 생성자
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="token">토큰</param>
        public JSONType(IJSONClassGenerator generator, JToken token) : this(generator)
        {
            ValueType = GetFirstValueType(token);

            if(ValueType == JSONValueType.Array)
            {
                JArray array = (JArray)token;

                InternalType = GetCommonType(generator, array.ToArray());
            }
        }

        #endregion

        ////////////////////////////////////////////////////////////////////////////////////////// Internal

        #region 생성자 - JSONType(generator, type)

        /// <summary>
        /// 생성자
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="type">타입</param>
        internal JSONType(IJSONClassGenerator generator, JSONValueType type) : this(generator)
        {
            ValueType = type;
        }

        #endregion

        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region 생성자 - JSONType(generator)

        /// <summary>
        /// 생성자
        /// </summary>
        /// <param name="generator">JSON 클래스 제너레이터 인터페이스</param>
        private JSONType(IJSONClassGenerator generator)
        {
            this.generator = generator;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Public

        #region 공통 타입 구하기 - GetCommonType(generator, tokenArray)

        /// <summary>
        /// 공통 타입 구하기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="tokenArray">토큰 배열</param>
        /// <returns>공통 타입 </returns>
        public static JSONType GetCommonType(IJSONClassGenerator generator, JToken[] tokenArray)
        {
            if(tokenArray.Length == 0)
            {
                return new JSONType(generator, JSONValueType.NonConstrained);
            }

            JSONType commonType = new JSONType(generator, tokenArray[0]).MaybeMakeNullable(generator);

            for(int i = 1; i < tokenArray.Length; i++)
            {
                JSONType currentType = new JSONType(generator, tokenArray[i]);

                commonType = commonType.GetCommonType(currentType);
            }

            return commonType;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Internal

        #region NULL 구하기 - GetNull(generator)

        /// <summary>
        /// NULL 구하기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <returns>NULL</returns>
        internal static JSONType GetNull(IJSONClassGenerator generator)
        {
            return new JSONType(generator, JSONValueType.NullableSomething);
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Private

        #region 첫번째 값 타입 구하기 - GetFirstValueType(token)

        /// <summary>
        /// 첫번째 값 타입 구하기
        /// </summary>
        /// <param name="token">토큰</param>
        /// <returns>첫번째 값 타입</returns>
        private static JSONValueType GetFirstValueType(JToken token)
        {
            JTokenType type = token.Type;

            if(type == JTokenType.Integer)
            {
                if((long)((JValue)token).Value < int.MaxValue)
                {
                    return JSONValueType.Integer;
                }
                else
                {
                    return JSONValueType.Long;
                }
            }

            switch(type)
            {
                case JTokenType.Array     : return JSONValueType.Array;
                case JTokenType.Boolean   : return JSONValueType.Boolean;
                case JTokenType.Float     : return JSONValueType.Float;
                case JTokenType.Null      : return JSONValueType.NullableSomething;
                case JTokenType.Undefined : return JSONValueType.NullableSomething;
                case JTokenType.String    : return JSONValueType.String;
                case JTokenType.Object    : return JSONValueType.Object;
                case JTokenType.Date      : return JSONValueType.Date;
                default                   : return JSONValueType.Anything;
            }
        }

        #endregion
        #region NULL 여부 구하기 - IsNull(valueType)

        /// <summary>
        /// NULL 여부 구하기
        /// </summary>
        /// <param name="valueType">값 타입</param>
        /// <returns>NULL 여부</returns>
        private static bool IsNull(JSONValueType valueType)
        {
            return valueType == JSONValueType.NullableSomething;
        }

        #endregion
        #region NULL 여부 구하기 - IsNull(tokenType)

        /// <summary>
        /// NULL 여부 구하기
        /// </summary>
        /// <param name="tokenType">토큰 타입</param>
        /// <returns>NULL 여부</returns>
        private static bool IsNull(JTokenType tokenType)
        {
            return tokenType == JTokenType.Null || tokenType == JTokenType.Undefined;
        }

        #endregion

        ////////////////////////////////////////////////////////////////////////////////////////// Instance
        //////////////////////////////////////////////////////////////////////////////// Public

        #region 공통 타입 구하기 - GetCommonType(type)

        /// <summary>
        /// 공통 타입 구하기
        /// </summary>
        /// <param name="type">타입</param>
        /// <returns>공통 타입</returns>
        public JSONType GetCommonType(JSONType type)
        {
            JSONValueType commonValueType = GetCommonValueType(ValueType, type.ValueType);

            if(commonValueType == JSONValueType.Array)
            {
                if(type.ValueType == JSONValueType.NullableSomething)
                {
                    return this;
                }

                if(ValueType == JSONValueType.NullableSomething)
                {
                    return type;
                }

                JSONType commonInternalType = InternalType.GetCommonType(type.InternalType).MaybeMakeNullable(generator);

                if(commonInternalType != InternalType)
                {
                    return new JSONType(generator, JSONValueType.Array)
                    {
                        InternalType = commonInternalType
                    };
                }
            }

            if(ValueType == commonValueType)
            {
                return this;
            }

            return new JSONType(generator, commonValueType).MaybeMakeNullable(generator);
        }

        #endregion
        #region 명칭 할당하기 - AssignName(name)

        /// <summary>
        /// 명칭 할당하기
        /// </summary>
        /// <param name="name">명칭</param>
        public void AssignName(string name)
        {
            AssignedName = name;
        }

        #endregion
        #region 렌더링 명칭 구하기 - GetReaderName()

        /// <summary>
        /// 렌더링 명칭 구하기
        /// </summary>
        /// <returns>렌더링 명칭</returns>
        public string GetReaderName()
        {
            if(ValueType == JSONValueType.Anything || ValueType == JSONValueType.NullableSomething || ValueType == JSONValueType.NonConstrained)
            {
                return "ReadObject";
            }

            if(ValueType == JSONValueType.Object)
            {
                return string.Format("ReadStronglyTypedObject<{0}>", AssignedName);
            }
            else if(ValueType == JSONValueType.Array)
            {
                return string.Format("ReadArray<{0}>", InternalType.GetTypeName());
            }
            else
            {
                return string.Format("Read{0}", Enum.GetName(typeof(JSONValueType), ValueType));
            }
        }

        #endregion
        #region 내면 유형 구하기 - GetInnermostType()

        /// <summary>
        /// 내면 유형 구하기
        /// </summary>
        /// <returns>내면 유형</returns>
        public JSONType GetInnermostType()
        {
            if(ValueType != JSONValueType.Array)
            {
                throw new InvalidOperationException();
            }

            if(InternalType.ValueType != JSONValueType.Array)
            {
                return InternalType;
            }

            return InternalType.GetInnermostType();
        }

        #endregion
        #region 타입명 구하기 - GetTypeName()

        /// <summary>
        /// 타입명 구하기
        /// </summary>
        /// <returns>타입명</returns>
        public string GetTypeName()
        {
            return this.generator.CodeWriter.GetTypeName(this, this.generator);
        }

        #endregion
        #region JSON 토큰 타입 구하기 - GetJTokenType()

        /// <summary>
        /// JSON 토큰 타입 구하기
        /// </summary>
        /// <returns>JSON 토큰 타입</returns>
        public string GetJTokenType()
        {
            switch(ValueType)
            {
                case JSONValueType.Boolean         :
                case JSONValueType.Integer         :
                case JSONValueType.Long            :
                case JSONValueType.Float           :
                case JSONValueType.Date            :
                case JSONValueType.NullableBoolean :
                case JSONValueType.NullableInteger :
                case JSONValueType.NullableLong    :
                case JSONValueType.NullableFloat   :
                case JSONValueType.NullableDate    :
                case JSONValueType.String          : return "JValue";
                case JSONValueType.Array           : return "JArray";
                case JSONValueType.Dictionary      : return "JObject";
                case JSONValueType.Object          : return "JObject";
                default                            : return "JToken";
            }
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Internal

        #region 혹시나 NULL 가능 만들기 - MaybeMakeNullable(generator)

        /// <summary>
        /// 혹시나 NULL 가능 만들기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <returns>JSON 타입</returns>
        internal JSONType MaybeMakeNullable(IJSONClassGenerator generator)
        {
            if(!generator.AlwaysUseNullableValues)
            {
                return this;
            }

            return GetCommonType(JSONType.GetNull(generator));
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////// Private

        #region 공통 값 타입 구하기 - GetCommonValueType(valueType1, valueType2)

        /// <summary>
        /// 공통 값 타입 구하기
        /// </summary>
        /// <param name="valueType1">값 타입 1</param>
        /// <param name="valueType2">값 타입 2</param>
        /// <returns>공통 값 타입</returns>
        private JSONValueType GetCommonValueType(JSONValueType valueType1, JSONValueType valueType2)
        {
            if(valueType1 == JSONValueType.NonConstrained)
            {
                return valueType2;
            }

            if(valueType2 == JSONValueType.NonConstrained)
            {
                return valueType1;
            }

            switch(valueType1)
            {
                case JSONValueType.Boolean :

                    if(IsNull(valueType2))
                    {
                        return JSONValueType.NullableBoolean;
                    }

                    if(valueType2 == JSONValueType.Boolean)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.NullableBoolean :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Boolean)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.Integer :

                    if(IsNull(valueType2))
                    {
                        return JSONValueType.NullableInteger;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return JSONValueType.Float;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return JSONValueType.Long;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.NullableInteger :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return JSONValueType.NullableFloat;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return JSONValueType.NullableLong;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.Float :

                    if(IsNull(valueType2))
                    {
                        return JSONValueType.NullableFloat;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.NullableFloat :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.Long :

                    if(IsNull(valueType2))
                    {
                        return JSONValueType.NullableLong;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return JSONValueType.Float;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.NullableLong :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return JSONValueType.NullableFloat;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.Date :

                    if(IsNull(valueType2))
                    {
                        return JSONValueType.NullableDate;
                    }

                    if(valueType2 == JSONValueType.Date)
                    {
                        return JSONValueType.Date;
                    }

                    break;

                case JSONValueType.NullableDate :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Date)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.NullableSomething :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.String)
                    {
                        return JSONValueType.String;
                    }

                    if(valueType2 == JSONValueType.Integer)
                    {
                        return JSONValueType.NullableInteger;
                    }

                    if(valueType2 == JSONValueType.Float)
                    {
                        return JSONValueType.NullableFloat;
                    }

                    if(valueType2 == JSONValueType.Long)
                    {
                        return JSONValueType.NullableLong;
                    }

                    if(valueType2 == JSONValueType.Boolean)
                    {
                        return JSONValueType.NullableBoolean;
                    }

                    if(valueType2 == JSONValueType.Date)
                    {
                        return JSONValueType.NullableDate;
                    }

                    if(valueType2 == JSONValueType.Array)
                    {
                        return JSONValueType.Array;
                    }

                    if(valueType2 == JSONValueType.Object)
                    {
                        return JSONValueType.Object;
                    }

                    break;

                case JSONValueType.Object :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Object)
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Dictionary)
                    {
                        throw new ArgumentException();
                    }

                    break;

                case JSONValueType.Dictionary :

                    throw new ArgumentException();

                case JSONValueType.Array :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.Array)
                    {
                        return valueType1;
                    }

                    break;

                case JSONValueType.String :

                    if(IsNull(valueType2))
                    {
                        return valueType1;
                    }

                    if(valueType2 == JSONValueType.String)
                    {
                        return valueType1;
                    }

                    break;
            }

            return JSONValueType.Anything;
        }

        #endregion
    }
}

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using System;

using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json.Linq;

namespace TestLibrary

{

/// <summary>

/// JSON 타입

/// </summary>

public class JSONType

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 제너레이터

/// </summary>

private IJSONClassGenerator generator;

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Property

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 값 타입 - ValueType

/// <summary>

/// 값 타입

/// </summary>

public JSONValueType ValueType { get; private set; }

#endregion

#region 내부 타입 - InternalType

/// <summary>

/// 내부 타입

/// </summary>

public JSONType InternalType { get; private set; }

#endregion

#region 할당명 - AssignedName

/// <summary>

/// 할당명

/// </summary>

public string AssignedName { get; private set; }

#endregion

#region 캐시 필수 여부 - MustCache

/// <summary>

/// 캐시 필수 여부

/// </summary>

public bool MustCache

{

get

{

switch(ValueType)

{

case JSONValueType.Array : return true;

case JSONValueType.Object : return true;

case JSONValueType.Anything : return true;

case JSONValueType.Dictionary : return true;

case JSONValueType.NonConstrained : return true;

default : return false;

}

#endregion

#region 필드 정보 리스트 - FieldInfoList

/// <summary>

/// 필드 정보 리스트

/// </summary>

public IList<FieldInfo> FieldInfoList { get; internal set; }

#endregion

#region 루트 여부 - IsRoot

/// <summary>

/// 루트 여부

/// </summary>

public bool IsRoot { get; internal set; }

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - JSONType(generator, token)

/// <summary>

/// 생성자

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="token">토큰</param>

public JSONType(IJSONClassGenerator generator, JToken token) : this(generator)

{

ValueType = GetFirstValueType(token);

if(ValueType == JSONValueType.Array)

{

JArray array = (JArray)token;

InternalType = GetCommonType(generator, array.ToArray());

}

#endregion

////////////////////////////////////////////////////////////////////////////////////////// Internal

#region 생성자 - JSONType(generator, type)

/// <summary>

/// 생성자

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="type">타입</param>

internal JSONType(IJSONClassGenerator generator, JSONValueType type) : this(generator)

{

ValueType = type;

}

#endregion

////////////////////////////////////////////////////////////////////////////////////////// Private

#region 생성자 - JSONType(generator)

/// <summary>

/// 생성자

/// </summary>

/// <param name="generator">JSON 클래스 제너레이터 인터페이스</param>

private JSONType(IJSONClassGenerator generator)

{

this.generator = generator;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Public

#region 공통 타입 구하기 - GetCommonType(generator, tokenArray)

/// <summary>

/// 공통 타입 구하기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="tokenArray">토큰 배열</param>

/// <returns>공통 타입 </returns>

public static JSONType GetCommonType(IJSONClassGenerator generator, JToken[] tokenArray)

{

if(tokenArray.Length == 0)

{

return new JSONType(generator, JSONValueType.NonConstrained);

}

JSONType commonType = new JSONType(generator, tokenArray[0]).MaybeMakeNullable(generator);

for(int i = 1; i < tokenArray.Length; i++)

{

JSONType currentType = new JSONType(generator, tokenArray[i]);

commonType = commonType.GetCommonType(currentType);

}

return commonType;

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Internal

#region NULL 구하기 - GetNull(generator)

/// <summary>

/// NULL 구하기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <returns>NULL</returns>

internal static JSONType GetNull(IJSONClassGenerator generator)

{

return new JSONType(generator, JSONValueType.NullableSomething);

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Private

#region 첫번째 값 타입 구하기 - GetFirstValueType(token)

/// <summary>

/// 첫번째 값 타입 구하기

/// </summary>

/// <param name="token">토큰</param>

/// <returns>첫번째 값 타입</returns>

private static JSONValueType GetFirstValueType(JToken token)

{

JTokenType type = token.Type;

if(type == JTokenType.Integer)

{

if((long)((JValue)token).Value < int.MaxValue)

{

return JSONValueType.Integer;

}

else

{

return JSONValueType.Long;

}

switch(type)

{

case JTokenType.Array : return JSONValueType.Array;

case JTokenType.Boolean : return JSONValueType.Boolean;

case JTokenType.Float : return JSONValueType.Float;

case JTokenType.Null : return JSONValueType.NullableSomething;

case JTokenType.Undefined : return JSONValueType.NullableSomething;

case JTokenType.String : return JSONValueType.String;

case JTokenType.Object : return JSONValueType.Object;

case JTokenType.Date : return JSONValueType.Date;

default : return JSONValueType.Anything;

}

#endregion

#region NULL 여부 구하기 - IsNull(valueType)

/// <summary>

/// NULL 여부 구하기

/// </summary>

/// <param name="valueType">값 타입</param>

/// <returns>NULL 여부</returns>

private static bool IsNull(JSONValueType valueType)

{

return valueType == JSONValueType.NullableSomething;

}

#endregion

#region NULL 여부 구하기 - IsNull(tokenType)

/// <summary>

/// NULL 여부 구하기

/// </summary>

/// <param name="tokenType">토큰 타입</param>

/// <returns>NULL 여부</returns>

private static bool IsNull(JTokenType tokenType)

{

return tokenType == JTokenType.Null || tokenType == JTokenType.Undefined;

}

#endregion

////////////////////////////////////////////////////////////////////////////////////////// Instance

//////////////////////////////////////////////////////////////////////////////// Public

#region 공통 타입 구하기 - GetCommonType(type)

/// <summary>

/// 공통 타입 구하기

/// </summary>

/// <param name="type">타입</param>

/// <returns>공통 타입</returns>

public JSONType GetCommonType(JSONType type)

{

JSONValueType commonValueType = GetCommonValueType(ValueType, type.ValueType);

if(commonValueType == JSONValueType.Array)

{

if(type.ValueType == JSONValueType.NullableSomething)

{

return this;

}

if(ValueType == JSONValueType.NullableSomething)

{

return type;

}

JSONType commonInternalType = InternalType.GetCommonType(type.InternalType).MaybeMakeNullable(generator);

if(commonInternalType != InternalType)

{

return new JSONType(generator, JSONValueType.Array)

{

InternalType = commonInternalType

};

}

if(ValueType == commonValueType)

{

return this;

}

return new JSONType(generator, commonValueType).MaybeMakeNullable(generator);

}

#endregion

#region 명칭 할당하기 - AssignName(name)

/// <summary>

/// 명칭 할당하기

/// </summary>

/// <param name="name">명칭</param>

public void AssignName(string name)

{

AssignedName = name;

}

#endregion

#region 렌더링 명칭 구하기 - GetReaderName()

/// <summary>

/// 렌더링 명칭 구하기

/// </summary>

/// <returns>렌더링 명칭</returns>

public string GetReaderName()

{

if(ValueType == JSONValueType.Anything || ValueType == JSONValueType.NullableSomething || ValueType == JSONValueType.NonConstrained)

{

return "ReadObject";

}

if(ValueType == JSONValueType.Object)

{

return string.Format("ReadStronglyTypedObject<{0}>", AssignedName);

}

else if(ValueType == JSONValueType.Array)

{

return string.Format("ReadArray<{0}>", InternalType.GetTypeName());

}

else

{

return string.Format("Read{0}", Enum.GetName(typeof(JSONValueType), ValueType));

}

#endregion

#region 내면 유형 구하기 - GetInnermostType()

/// <summary>

/// 내면 유형 구하기

/// </summary>

/// <returns>내면 유형</returns>

public JSONType GetInnermostType()

{

if(ValueType != JSONValueType.Array)

{

throw new InvalidOperationException();

}

if(InternalType.ValueType != JSONValueType.Array)

{

return InternalType;

}

return InternalType.GetInnermostType();

}

#endregion

#region 타입명 구하기 - GetTypeName()

/// <summary>

/// 타입명 구하기

/// </summary>

/// <returns>타입명</returns>

public string GetTypeName()

{

return this.generator.CodeWriter.GetTypeName(this, this.generator);

}

#endregion

#region JSON 토큰 타입 구하기 - GetJTokenType()

/// <summary>

/// JSON 토큰 타입 구하기

/// </summary>

/// <returns>JSON 토큰 타입</returns>

public string GetJTokenType()

{

switch(ValueType)

{

case JSONValueType.Boolean :

case JSONValueType.Integer :

case JSONValueType.Long :

case JSONValueType.Float :

case JSONValueType.Date :

case JSONValueType.NullableBoolean :

case JSONValueType.NullableInteger :

case JSONValueType.NullableLong :

case JSONValueType.NullableFloat :

case JSONValueType.NullableDate :

case JSONValueType.String : return "JValue";

case JSONValueType.Array : return "JArray";

case JSONValueType.Dictionary : return "JObject";

case JSONValueType.Object : return "JObject";

default : return "JToken";

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Internal

#region 혹시나 NULL 가능 만들기 - MaybeMakeNullable(generator)

/// <summary>

/// 혹시나 NULL 가능 만들기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <returns>JSON 타입</returns>

internal JSONType MaybeMakeNullable(IJSONClassGenerator generator)

{

if(!generator.AlwaysUseNullableValues)

{

return this;

}

return GetCommonType(JSONType.GetNull(generator));

}

#endregion

//////////////////////////////////////////////////////////////////////////////// Private

#region 공통 값 타입 구하기 - GetCommonValueType(valueType1, valueType2)

/// <summary>

/// 공통 값 타입 구하기

/// </summary>

/// <param name="valueType1">값 타입 1</param>

/// <param name="valueType2">값 타입 2</param>

/// <returns>공통 값 타입</returns>

private JSONValueType GetCommonValueType(JSONValueType valueType1, JSONValueType valueType2)

{

if(valueType1 == JSONValueType.NonConstrained)

{

return valueType2;

}

if(valueType2 == JSONValueType.NonConstrained)

{

return valueType1;

}

switch(valueType1)

{

case JSONValueType.Boolean :

if(IsNull(valueType2))

{

return JSONValueType.NullableBoolean;

}

if(valueType2 == JSONValueType.Boolean)

{

return valueType1;

}

break;

case JSONValueType.NullableBoolean :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Boolean)

{

return valueType1;

}

break;

case JSONValueType.Integer :

if(IsNull(valueType2))

{

return JSONValueType.NullableInteger;

}

if(valueType2 == JSONValueType.Float)

{

return JSONValueType.Float;

}

if(valueType2 == JSONValueType.Long)

{

return JSONValueType.Long;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

break;

case JSONValueType.NullableInteger :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Float)

{

return JSONValueType.NullableFloat;

}

if(valueType2 == JSONValueType.Long)

{

return JSONValueType.NullableLong;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

break;

case JSONValueType.Float :

if(IsNull(valueType2))

{

return JSONValueType.NullableFloat;

}

if(valueType2 == JSONValueType.Float)

{

return valueType1;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

if(valueType2 == JSONValueType.Long)

{

return valueType1;

}

break;

case JSONValueType.NullableFloat :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Float)

{

return valueType1;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

if(valueType2 == JSONValueType.Long)

{

return valueType1;

}

break;

case JSONValueType.Long :

if(IsNull(valueType2))

{

return JSONValueType.NullableLong;

}

if(valueType2 == JSONValueType.Float)

{

return JSONValueType.Float;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

break;

case JSONValueType.NullableLong :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Float)

{

return JSONValueType.NullableFloat;

}

if(valueType2 == JSONValueType.Integer)

{

return valueType1;

}

if(valueType2 == JSONValueType.Long)

{

return valueType1;

}

break;

case JSONValueType.Date :

if(IsNull(valueType2))

{

return JSONValueType.NullableDate;

}

if(valueType2 == JSONValueType.Date)

{

return JSONValueType.Date;

}

break;

case JSONValueType.NullableDate :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Date)

{

return valueType1;

}

break;

case JSONValueType.NullableSomething :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.String)

{

return JSONValueType.String;

}

if(valueType2 == JSONValueType.Integer)

{

return JSONValueType.NullableInteger;

}

if(valueType2 == JSONValueType.Float)

{

return JSONValueType.NullableFloat;

}

if(valueType2 == JSONValueType.Long)

{

return JSONValueType.NullableLong;

}

if(valueType2 == JSONValueType.Boolean)

{

return JSONValueType.NullableBoolean;

}

if(valueType2 == JSONValueType.Date)

{

return JSONValueType.NullableDate;

}

if(valueType2 == JSONValueType.Array)

{

return JSONValueType.Array;

}

if(valueType2 == JSONValueType.Object)

{

return JSONValueType.Object;

}

break;

case JSONValueType.Object :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Object)

{

return valueType1;

}

if(valueType2 == JSONValueType.Dictionary)

{

throw new ArgumentException();

}

break;

case JSONValueType.Dictionary :

throw new ArgumentException();

case JSONValueType.Array :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.Array)

{

return valueType1;

}

break;

case JSONValueType.String :

if(IsNull(valueType2))

{

return valueType1;

}

if(valueType2 == JSONValueType.String)

{

return valueType1;

}

break;

}

return JSONValueType.Anything;

}

#endregion

}

▶ FieldInfo.cs


using System.Collections.Generic;
using System.Linq;

using Newtonsoft.Json;

namespace TestLibrary
{
    /// <summary>
    /// 필드 정보
    /// </summary>
    public class FieldInfo
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 제너레이터
        /// </summary>
        private IJSONClassGenerator generator;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Property
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 멤버명 - MemberName

        /// <summary>
        /// 멤버명
        /// </summary>
        public string MemberName { get; private set; }

        #endregion
        #region JSON 멤버명 - JSONMemberName

        /// <summary>
        /// JSON 멤버명
        /// </summary>
        public string JSONMemberName { get; private set; }

        #endregion
        #region 타입 - Type

        /// <summary>
        /// 타입
        /// </summary>
        public JSONType Type { get; private set; }

        #endregion
        #region 예제 리스트 - ExampleList

        /// <summary>
        /// 예제 리스트
        /// </summary>
        public IList<object> ExampleList { get; private set; }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Constructor
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성자 - FieldInfo(generator, jsonMemberName, type, usePascalCase, exampleList)

        /// <summary>
        /// 생성자
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="jsonMemberName">JSON 멤버명</param>
        /// <param name="type">타입</param>
        /// <param name="usePascalCase">파스칼 표기법 사용 여부</param>
        /// <param name="exampleList">예제 리스트</param>
        public FieldInfo(IJSONClassGenerator generator, string jsonMemberName, JSONType type, bool usePascalCase, IList<object> exampleList)
        {
            this.generator = generator;

            JSONMemberName = jsonMemberName;
            MemberName     = jsonMemberName;

            if(usePascalCase)
            {
                MemberName = JSONClassGenerator.ToTitleCase(MemberName);
            }

            Type        = type;
            ExampleList = exampleList;
        }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 생성 코드 구하기 - GetGenerationCode(source)

        /// <summary>
        /// 생성 코드 구하기
        /// </summary>
        /// <param name="source">소스 문자열</param>
        /// <returns>생성 코드</returns>
        public string GetGenerationCode(string source)
        {
            FieldInfo fieldInfo = this;

            if(fieldInfo.Type.ValueType == JSONValueType.Array)
            {
                JSONType innermostType = fieldInfo.Type.GetInnermostType();

                return string.Format
                (
                    "({1})JsonClassHelper.ReadArray<{5}>(JsonClassHelper.GetJToken<JArray>({0}, \"{2}\"), JsonClassHelper.{3}, typeof({6}))",
                    source,
                    fieldInfo.Type.GetTypeName(),
                    fieldInfo.JSONMemberName,
                    innermostType.GetReaderName(),
                    -1,
                    innermostType.GetTypeName(),
                    fieldInfo.Type.GetTypeName()
                );
            }
            else if(fieldInfo.Type.ValueType == JSONValueType.Dictionary)
            {
                return string.Format
                (
                    "({1})JsonClassHelper.ReadDictionary<{2}>(JsonClassHelper.GetJToken<JObject>({0}, \"{3}\"))",
                    source,
                    fieldInfo.Type.GetTypeName(),
                    fieldInfo.Type.InternalType.GetTypeName(),
                    fieldInfo.JSONMemberName,
                    fieldInfo.Type.GetTypeName()
                );
            }
            else
            {
                return string.Format
                (
                    "JsonClassHelper.{1}(JsonClassHelper.GetJToken<{2}>({0}, \"{3}\"))",
                    source,
                    fieldInfo.Type.GetReaderName(),
                    fieldInfo.Type.GetJTokenType(),
                    fieldInfo.JSONMemberName
                );
            }
        }

        #endregion
        #region 예제 텍스트 구하기 - GetExampleText()

        /// <summary>
        /// 예제 텍스트 구하기
        /// </summary>
        /// <returns>예제 텍스트</returns>
        public string GetExampleText()
        {
            return string.Join(", ", ExampleList.Take(5).Select(x => JsonConvert.SerializeObject(x)).ToArray());
        }

        #endregion
    }
}

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using System.Collections.Generic;

using System.Linq;

using Newtonsoft.Json;

namespace TestLibrary

{

/// <summary>

/// 필드 정보

/// </summary>

public class FieldInfo

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 제너레이터

/// </summary>

private IJSONClassGenerator generator;

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Property

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 멤버명 - MemberName

/// <summary>

/// 멤버명

/// </summary>

public string MemberName { get; private set; }

#endregion

#region JSON 멤버명 - JSONMemberName

/// <summary>

/// JSON 멤버명

/// </summary>

public string JSONMemberName { get; private set; }

#endregion

#region 타입 - Type

/// <summary>

/// 타입

/// </summary>

public JSONType Type { get; private set; }

#endregion

#region 예제 리스트 - ExampleList

/// <summary>

/// 예제 리스트

/// </summary>

public IList<object> ExampleList { get; private set; }

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Constructor

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성자 - FieldInfo(generator, jsonMemberName, type, usePascalCase, exampleList)

/// <summary>

/// 생성자

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="jsonMemberName">JSON 멤버명</param>

/// <param name="type">타입</param>

/// <param name="usePascalCase">파스칼 표기법 사용 여부</param>

/// <param name="exampleList">예제 리스트</param>

public FieldInfo(IJSONClassGenerator generator, string jsonMemberName, JSONType type, bool usePascalCase, IList<object> exampleList)

{

this.generator = generator;

JSONMemberName = jsonMemberName;

MemberName = jsonMemberName;

if(usePascalCase)

{

MemberName = JSONClassGenerator.ToTitleCase(MemberName);

}

Type = type;

ExampleList = exampleList;

}

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 생성 코드 구하기 - GetGenerationCode(source)

/// <summary>

/// 생성 코드 구하기

/// </summary>

/// <param name="source">소스 문자열</param>

/// <returns>생성 코드</returns>

public string GetGenerationCode(string source)

{

FieldInfo fieldInfo = this;

if(fieldInfo.Type.ValueType == JSONValueType.Array)

{

JSONType innermostType = fieldInfo.Type.GetInnermostType();

return string.Format

(

"({1})JsonClassHelper.ReadArray<{5}>(JsonClassHelper.GetJToken<JArray>({0}, \"{2}\"), JsonClassHelper.{3}, typeof({6}))",

source,

fieldInfo.Type.GetTypeName(),

fieldInfo.JSONMemberName,

innermostType.GetReaderName(),

-1,

innermostType.GetTypeName(),

fieldInfo.Type.GetTypeName()

);

}

else if(fieldInfo.Type.ValueType == JSONValueType.Dictionary)

{

return string.Format

(

"({1})JsonClassHelper.ReadDictionary<{2}>(JsonClassHelper.GetJToken<JObject>({0}, \"{3}\"))",

source,

fieldInfo.Type.GetTypeName(),

fieldInfo.Type.InternalType.GetTypeName(),

fieldInfo.JSONMemberName,

fieldInfo.Type.GetTypeName()

);

}

else

{

return string.Format

(

"JsonClassHelper.{1}(JsonClassHelper.GetJToken<{2}>({0}, \"{3}\"))",

source,

fieldInfo.Type.GetReaderName(),

fieldInfo.Type.GetJTokenType(),

fieldInfo.JSONMemberName

);

}

#endregion

#region 예제 텍스트 구하기 - GetExampleText()

/// <summary>

/// 예제 텍스트 구하기

/// </summary>

/// <returns>예제 텍스트</returns>

public string GetExampleText()

{

return string.Join(", ", ExampleList.Take(5).Select(x => JsonConvert.SerializeObject(x)).ToArray());

}

#endregion

}

▶ ICodeWriter.cs


using System.IO;

namespace TestLibrary
{
    /// <summary>
    /// 코드 작성자 인터페이스
    /// </summary>
    public interface ICodeWriter
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Property

        #region 파일 확장자 - FileExtension

        /// <summary>
        /// 파일 확장자
        /// </summary>
        string FileExtension { get; }

        #endregion
        #region 디스플레이명 - DisplayName

        /// <summary>
        /// 디스플레이명
        /// </summary>
        string DisplayName { get; }

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method

        #region 타입명 구하기 - GetTypeName(type, generator)

        /// <summary>
        /// 타입명 구하기
        /// </summary>
        /// <param name="type">타입</param>
        /// <param name="generator">제너레이터</param>
        /// <returns>타입명</returns>
        string GetTypeName(JSONType type, IJSONClassGenerator generator);

        #endregion
        #region 클래스 쓰기 - WriteClass(generator, writer, type)

        /// <summary>
        /// 클래스 쓰기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="writer">작성자</param>
        /// <param name="type">타입</param>
        void WriteClass(IJSONClassGenerator generator, TextWriter writer, JSONType type);

        #endregion
        #region 파일 시작 쓰기 - WriteFileStart(generator, writer)

        /// <summary>
        /// 파일 시작 쓰기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="writer">작성자</param>
        void WriteFileStart(IJSONClassGenerator generator, TextWriter writer);

        #endregion
        #region 파일 종료 쓰기 - WriteFileEnd(generator, writer)

        /// <summary>
        /// 파일 종료 쓰기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="writer">작성자</param>
        void WriteFileEnd(IJSONClassGenerator generator, TextWriter writer);

        #endregion
        #region 네임스페이스 시작 쓰기 - WriteNamespaceStart(generator, writer, root)

        /// <summary>
        /// 네임스페이스 시작 쓰기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="writer">작성자</param>
        /// <param name="root">루트 여부</param>
        void WriteNamespaceStart(IJSONClassGenerator generator, TextWriter writer, bool root);

        #endregion
        #region 네임스페이스 종료 쓰기 - WriteNamespaceEnd(generator, writer, root)

        /// <summary>
        /// 네임스페이스 종료 쓰기
        /// </summary>
        /// <param name="generator">제너레이터</param>
        /// <param name="writer">작성자</param>
        /// <param name="root">루트 여부</param>
        void WriteNamespaceEnd(IJSONClassGenerator generator, TextWriter writer, bool root);

        #endregion
    }
}

using System.IO;

namespace TestLibrary

{

/// <summary>

/// 코드 작성자 인터페이스

/// </summary>

public interface ICodeWriter

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Property

#region 파일 확장자 - FileExtension

/// <summary>

/// 파일 확장자

/// </summary>

string FileExtension { get; }

#endregion

#region 디스플레이명 - DisplayName

/// <summary>

/// 디스플레이명

/// </summary>

string DisplayName { get; }

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

#region 타입명 구하기 - GetTypeName(type, generator)

/// <summary>

/// 타입명 구하기

/// </summary>

/// <param name="type">타입</param>

/// <param name="generator">제너레이터</param>

/// <returns>타입명</returns>

string GetTypeName(JSONType type, IJSONClassGenerator generator);

#endregion

#region 클래스 쓰기 - WriteClass(generator, writer, type)

/// <summary>

/// 클래스 쓰기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="writer">작성자</param>

/// <param name="type">타입</param>

void WriteClass(IJSONClassGenerator generator, TextWriter writer, JSONType type);

#endregion

#region 파일 시작 쓰기 - WriteFileStart(generator, writer)

/// <summary>

/// 파일 시작 쓰기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="writer">작성자</param>

void WriteFileStart(IJSONClassGenerator generator, TextWriter writer);

#endregion

#region 파일 종료 쓰기 - WriteFileEnd(generator, writer)

/// <summary>

/// 파일 종료 쓰기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="writer">작성자</param>

void WriteFileEnd(IJSONClassGenerator generator, TextWriter writer);

#endregion

#region 네임스페이스 시작 쓰기 - WriteNamespaceStart(generator, writer, root)

/// <summary>

/// 네임스페이스 시작 쓰기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="writer">작성자</param>

/// <param name="root">루트 여부</param>

void WriteNamespaceStart(IJSONClassGenerator generator, TextWriter writer, bool root);

#endregion

#region 네임스페이스 종료 쓰기 - WriteNamespaceEnd(generator, writer, root)

/// <summary>

/// 네임스페이스 종료 쓰기

/// </summary>

/// <param name="generator">제너레이터</param>

/// <param name="writer">작성자</param>

/// <param name="root">루트 여부</param>

void WriteNamespaceEnd(IJSONClassGenerator generator, TextWriter writer, bool root);

#endregion

}

[C#/COMMON/NEWTONSOFT] JsonSerializer 클래스 : 스트림 직렬화/역직렬화 하기

■ JsonSerializer 클래스를 사용해 스트림을 직렬화/역직렬화하는 방법을 보여준다. ▶ JSONHelper.cs


using System.IO;

using Newtonsoft.Json;

namespace TestProject
{
    /// <summary>
    /// JSON 헬퍼
    /// </summary>
    public static class JSONHelper
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Field
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Private

        #region Field

        /// <summary>
        /// 포매팅
        /// </summary>
        private static Formatting _formatting = Formatting.None;

        #endregion

        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Public

        #region JSON 구하기 - GetJSON(sourceObject)

        /// <summary>
        /// JSON 구하기
        /// </summary>
        /// <param name="sourceObject">소스 객체</param>
        /// <returns>JSON 문자열</returns>
        public static string GetJSON(object sourceObject)
        {
            string json = JsonConvert.SerializeObject(sourceObject, _formatting);

            return json;
        }

        #endregion
        #region 객체 구하기 - GetObject<T>(json)

        /// <summary>
        /// 객체 구하기
        /// </summary>
        /// <typeparam name="T">타입</typeparam>
        /// <param name="json">JSON 문자열</param>
        /// <returns>객체</returns>
        public static T GetObject<T>(string json)
        {
            T targetObject = JsonConvert.DeserializeObject<T>(json);

            return targetObject;
        }

        #endregion

        #region 직렬화 하기 - Serialize(sourceObject, targetStream)

        /// <summary>
        /// 직렬화 하기
        /// </summary>
        /// <param name="sourceObject">소스 객체</param>
        /// <param name="targetStream">타겟 스트림</param>
        public static void Serialize(object sourceObject, Stream targetStream)
        {
            using(StreamWriter streamWriter = new StreamWriter(targetStream))
            {
                using(JsonTextWriter jsonTextWriter = new JsonTextWriter(streamWriter))
                {
                    JsonSerializer jsonSerializer = new JsonSerializer();

                    jsonSerializer.Formatting = _formatting;

                    jsonSerializer.Serialize(jsonTextWriter, sourceObject);

                    jsonTextWriter.Flush();
                }
            }
        }

        #endregion
        #region 역직렬화 하기 - Deserialize<T>(sourceStream)

        /// <summary>
        /// 역직렬화 하기
        /// </summary>
        /// <typeparam name="T">타입</typeparam>
        /// <param name="sourceStream">소스 스트림</param>
        /// <returns>역직렬화 하기</returns>
        public static T Deserialize<T>(Stream sourceStream)
        {
            using(StreamReader streamReader = new StreamReader(sourceStream))
            {
                using(JsonTextReader jsonTextReader = new JsonTextReader(streamReader))
                {
                    JsonSerializer jsonSerializer = new JsonSerializer();

                    jsonSerializer.Formatting = _formatting;

                    T targetObject = jsonSerializer.Deserialize<T>(jsonTextReader);

                    return targetObject;
                }
            }
        }

        #endregion
    }
}

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using System.IO;

using Newtonsoft.Json;

namespace TestProject

{

/// <summary>

/// JSON 헬퍼

/// </summary>

public static class JSONHelper

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Field

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Private

#region Field

/// <summary>

/// 포매팅

/// </summary>

private static Formatting _formatting = Formatting.None;

#endregion

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Public

#region JSON 구하기 - GetJSON(sourceObject)

/// <summary>

/// JSON 구하기

/// </summary>

/// <param name="sourceObject">소스 객체</param>

/// <returns>JSON 문자열</returns>

public static string GetJSON(object sourceObject)

{

string json = JsonConvert.SerializeObject(sourceObject, _formatting);

return json;

}

#endregion

#region 객체 구하기 - GetObject<T>(json)

/// <summary>

/// 객체 구하기

/// </summary>

/// <typeparam name="T">타입</typeparam>

/// <param name="json">JSON 문자열</param>

/// <returns>객체</returns>

public static T GetObject<T>(string json)

{

T targetObject = JsonConvert.DeserializeObject<T>(json);

return targetObject;

}

#endregion

#region 직렬화 하기 - Serialize(sourceObject, targetStream)

/// <summary>

/// 직렬화 하기

/// </summary>

/// <param name="sourceObject">소스 객체</param>

/// <param name="targetStream">타겟 스트림</param>

public static void Serialize(object sourceObject, Stream targetStream)

{

using(StreamWriter streamWriter = new StreamWriter(targetStream))

{

using(JsonTextWriter jsonTextWriter = new JsonTextWriter(streamWriter))

{

JsonSerializer jsonSerializer = new JsonSerializer();

jsonSerializer.Formatting = _formatting;

jsonSerializer.Serialize(jsonTextWriter, sourceObject);

jsonTextWriter.Flush();

}

#endregion

#region 역직렬화 하기 - Deserialize<T>(sourceStream)

/// <summary>

/// 역직렬화 하기

/// </summary>

/// <typeparam name="T">타입</typeparam>

/// <param name="sourceStream">소스 스트림</param>

/// <returns>역직렬화 하기</returns>

public static T Deserialize<T>(Stream sourceStream)

{

using(StreamReader streamReader = new StreamReader(sourceStream))

{

using(JsonTextReader jsonTextReader = new JsonTextReader(streamReader))

{

JsonSerializer jsonSerializer = new JsonSerializer();

jsonSerializer.Formatting = _formatting;

T targetObject = jsonSerializer.Deserialize<T>(jsonTextReader);

return targetObject;

}

#endregion

}

▶ Program.cs


using System;
using System.Collections.Generic;
using System.IO;

namespace TestProject
{
    /// <summary>
    /// 프로그램
    /// </summary>
    class Program
    {
        /// <summary>
        /// 프로그램 시작하기
        /// </summary>
        static void Main()
        {
            // 소스 리스트를 생성한다.
            List<TestData> sourceList = new List<TestData>();

            for(int i = 0; i < 1000; i++)
            {
                sourceList.Add(new TestData { ID = i + 1, Name = "항목 " + (i + 1).ToString(), Grade = i % 5 + 1});
            }


            // 파일 스트림에 직렬화 한다.
            FileStream targetFileStream = new FileStream("d:\\result.json", FileMode.CreateNew);

            JSONHelper.Serialize(sourceList, targetFileStream);


            // 파일 스트림에서 역직렬화 한다.
            FileStream sourceFileStream = new FileStream("d:\\a.json", FileMode.Open);

            List<TestData> targetList = JSONHelper.Deserialize<List<TestData>>(sourceFileStream);


            // 결과를 출력한다.
            Console.WriteLine("소스 리스트 : {0}건", sourceList.Count);
            Console.WriteLine("타겟 리스트 : {0}건", targetList.Count);
        }
    }
}

using System;

using System.Collections.Generic;

using System.IO;

namespace TestProject

{

/// <summary>

/// 프로그램

/// </summary>

class Program

{

/// <summary>

/// 프로그램 시작하기

/// </summary>

static void Main()

{

// 소스 리스트를 생성한다.

List<TestData> sourceList = new List<TestData>();

for(int i = 0; i < 1000; i++)

{

sourceList.Add(new TestData { ID = i + 1, Name = "항목 " + (i + 1).ToString(), Grade = i % 5 + 1});

}

// 파일 스트림에 직렬화 한다.

FileStream targetFileStream = new FileStream("d:\\result.json", FileMode.CreateNew);

JSONHelper.Serialize(sourceList, targetFileStream);

// 파일 스트림에서 역직렬화 한다.

FileStream sourceFileStream = new FileStream("d:\\a.json", FileMode.Open);

List<TestData> targetList = JSONHelper.Deserialize<List<TestData>>(sourceFileStream);

// 결과를 출력한다.

Console.WriteLine("소스 리스트 : {0}건", sourceList.Count);

Console.WriteLine("타겟 리스트 : {0}건", targetList.Count);

}

TestProject.zip

[C#/COMMON/NEWTONSOFT] JsonConverter 클래스 : MemoryStream 직렬화/역직렬화하기

■ JsonConverter 클래스를 사용해 MemoryStream을 직렬화/역직렬화하는 방법을 보여준다. ▶ MemoryStreamJSONConverter.cs


using System;
using System.IO;

using Newtonsoft.Json;

namespace TestJSONStream
{
    /// <summary>
    /// 메모리 스트림 JSON 컨버터
    /// </summary>
    public class MemoryStreamJSONConverter : JsonConverter
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Public

        #region 변환 가능 여부 구하기 - CanConvert(objectType)

        /// <summary>
        /// 변환 가능 여부 구하기
        /// </summary>
        /// <param name="objectType">객체 타입</param>
        /// <returns>변환 가능 여부</returns>
        public override bool CanConvert(Type objectType)
        {
            return typeof(MemoryStream).IsAssignableFrom(objectType);
        }

        #endregion
        #region JSON 읽기 - ReadJson(jsonReader, objectType, existingValue, jsonSerializer)

        /// <summary>
        /// JSON 읽기
        /// </summary>
        /// <param name="jsonReader">JSON 리더</param>
        /// <param name="objectType">객체 타입</param>
        /// <param name="existingValue">기존 값</param>
        /// <param name="jsonSerializer">JSON 직렬화기</param>
        /// <returns>객체</returns>
        public override object ReadJson(JsonReader jsonReader, Type objectType, object existingValue, JsonSerializer jsonSerializer)
        {
            byte[] byteArray = jsonSerializer.Deserialize<byte[]>(jsonReader);

            return byteArray != null ? new MemoryStream(byteArray) : new MemoryStream();
        }

        #endregion
        #region JSON 쓰기 - WriteJson(jsonWriter, value, jsonSerializer)

        /// <summary>
        /// JSON 쓰기
        /// </summary>
        /// <param name="jsonWriter">JSON 라이터</param>
        /// <param name="value">값</param>
        /// <param name="jsonSerializer">JSON 직렬화기</param>
        public override void WriteJson(JsonWriter jsonWriter, object value, JsonSerializer jsonSerializer)
        {
            byte[] byteArray = ((MemoryStream)value).ToArray();

            jsonSerializer.Serialize(jsonWriter, byteArray);
        }

        #endregion
    }
}

using System;

using System.IO;

using Newtonsoft.Json;

namespace TestJSONStream

{

/// <summary>

/// 메모리 스트림 JSON 컨버터

/// </summary>

public class MemoryStreamJSONConverter : JsonConverter

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Public

#region 변환 가능 여부 구하기 - CanConvert(objectType)

/// <summary>

/// 변환 가능 여부 구하기

/// </summary>

/// <param name="objectType">객체 타입</param>

/// <returns>변환 가능 여부</returns>

public override bool CanConvert(Type objectType)

{

return typeof(MemoryStream).IsAssignableFrom(objectType);

}

#endregion

#region JSON 읽기 - ReadJson(jsonReader, objectType, existingValue, jsonSerializer)

/// <summary>

/// JSON 읽기

/// </summary>

/// <param name="jsonReader">JSON 리더</param>

/// <param name="objectType">객체 타입</param>

/// <param name="existingValue">기존 값</param>

/// <param name="jsonSerializer">JSON 직렬화기</param>

/// <returns>객체</returns>

public override object ReadJson(JsonReader jsonReader, Type objectType, object existingValue, JsonSerializer jsonSerializer)

{

byte[] byteArray = jsonSerializer.Deserialize<byte[]>(jsonReader);

return byteArray != null ? new MemoryStream(byteArray) : new MemoryStream();

}

#endregion

#region JSON 쓰기 - WriteJson(jsonWriter, value, jsonSerializer)

/// <summary>

/// JSON 쓰기

/// </summary>

/// <param name="jsonWriter">JSON 라이터</param>

/// <param name="value">값</param>

/// <param name="jsonSerializer">JSON 직렬화기</param>

public override void WriteJson(JsonWriter jsonWriter, object value, JsonSerializer jsonSerializer)

{

byte[] byteArray = ((MemoryStream)value).ToArray();

jsonSerializer.Serialize(jsonWriter, byteArray);

}

#endregion

}

▶ Program.cs


using System;
using System.IO;
using Newtonsoft.Json;

namespace TestJSONStream
{
    /// <summary>
    /// 프로그램
    /// </summary>
    class Program
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Static
        //////////////////////////////////////////////////////////////////////////////// Private

        #region 프로그램 시작하기 - Main()

        /// <summary>
        /// 프로그램 시작하기
        /// </summary>
        private static void Main()
        {
            Console.Title = "JsonConverter 클래스 : MemoryStream 직렬화/역직렬화하기";

            string source = "Test string";

            Console.WriteLine("소스 문자열 : {0}", source);

            string json = GetJSON(source);

            Console.WriteLine("JSON 문자열 : {0}", json);

            string target = GetString(json);

            Console.WriteLine("타겟 문자열 : {0}", target);

            Console.Read();
        }

        #endregion

        #region JSON 구하기 - GetJSON(source)

        /// <summary>
        /// JSON 구하기
        /// </summary>
        /// <param name="source">소스 문자열</param>
        /// <returns>JSON 문자열</returns>
        public static string GetJSON(string source)
        {
            MemoryStream memoryStream = new MemoryStream();

            StreamWriter streamWriter = new StreamWriter(memoryStream);

            streamWriter.WriteLine(source);

            streamWriter.Flush();

            memoryStream.Position = 0;

            string json = JsonConvert.SerializeObject(memoryStream, Formatting.None, new MemoryStreamJSONConverter());

            return json;
        }

        #endregion
        #region 문자열 구하기 - GetString(json)

        /// <summary>
        /// 문자열 구하기
        /// </summary>
        /// <param name="json">JSON 문자열</param>
        /// <returns>문자열</returns>
        public static string GetString(string json)
        {
            MemoryStream memoryStream = JsonConvert.DeserializeObject<MemoryStream>(json, new MemoryStreamJSONConverter());

            StreamReader streamReader = new StreamReader(memoryStream);

            string target = streamReader.ReadLine();

            return target;
        }

        #endregion
    }
}

using System;

using System.IO;

using Newtonsoft.Json;

namespace TestJSONStream

{

/// <summary>

/// 프로그램

/// </summary>

class Program

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Static

//////////////////////////////////////////////////////////////////////////////// Private

#region 프로그램 시작하기 - Main()

/// <summary>

/// 프로그램 시작하기

/// </summary>

private static void Main()

{

Console.Title = "JsonConverter 클래스 : MemoryStream 직렬화/역직렬화하기";

string source = "Test string";

Console.WriteLine("소스 문자열 : {0}", source);

string json = GetJSON(source);

Console.WriteLine("JSON 문자열 : {0}", json);

string target = GetString(json);

Console.WriteLine("타겟 문자열 : {0}", target);

Console.Read();

}

#endregion

#region JSON 구하기 - GetJSON(source)

/// <summary>

/// JSON 구하기

/// </summary>

/// <param name="source">소스 문자열</param>

/// <returns>JSON 문자열</returns>

public static string GetJSON(string source)

{

MemoryStream memoryStream = new MemoryStream();

StreamWriter streamWriter = new StreamWriter(memoryStream);

streamWriter.WriteLine(source);

streamWriter.Flush();

memoryStream.Position = 0;

string json = JsonConvert.SerializeObject(memoryStream, Formatting.None, new MemoryStreamJSONConverter());

return json;

}

#endregion

#region 문자열 구하기 - GetString(json)

/// <summary>

/// 문자열 구하기

/// </summary>

/// <param name="json">JSON 문자열</param>

/// <returns>문자열</returns>

public static string GetString(string json)

{

MemoryStream memoryStream = JsonConvert.DeserializeObject<MemoryStream>(json, new MemoryStreamJSONConverter());

StreamReader streamReader = new StreamReader(memoryStream);

string target = streamReader.ReadLine();

return target;

}

#endregion

}

TestProject.zip

[C#/COMMON/NEWTONSOFT] JObject 클래스 : JSON 문자열 구하기

■ JObject 클래스를 사용해 JSON 문자열을 구하는 방법을 보여준다. ▶ 예제 코드 (C#)


using System.IO;
using Newtonsoft.Json.Linq;

JObject jObject = new JObject
(
    new JProperty("Halo"        , 9  ),
    new JProperty("Starcraft"   , 9  ),
    new JProperty("Call of Duty", 7.5)
);

File.WriteAllText(@"d:\sample.json", jObject.ToString());

using System.IO;

using Newtonsoft.Json.Linq;

JObject jObject = new JObject

(

new JProperty("Halo" , 9 ),

new JProperty("Starcraft" , 9 ),

new JProperty("Call of Duty", 7.5)

);

File.WriteAllText(@"d:\sample.json", jObject.ToString());

▶ sample.json


{
  "Halo": 9,
  "Starcraft": 9,
  "Call of Duty": 7.5
}

{

"Halo": 9,

"Starcraft": 9,

"Call of Duty": 7.5

}

※ Visual Studio NuGet 패키지