[Fork] [Fork] https://stackoverflow.com/questions/66144010/isspecified-in-json | C# Online Compiler

[Fork] [Fork] https://stackoverflow.com/questions/66144010/isspecified-in-json by dbc_MinLength

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 System.Net.Http.Formatting;
using System.Xml.Serialization;

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/66144010/isspecified-in-json

    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType = true)]
    [System.Xml.Serialization.XmlRootAttribute(Namespace = "", IsNullable = false)]
    public partial class Person
    {
        #region Private fields
        private string _id;
        private PersonalDetails _details;
        private Address _address;
        private bool _iDSpecified;
        private bool _detailsSpecified;
        private bool _addressSpecified;
        #endregion

        public Person()
        {
            this._address = new Address();
            this._details = new PersonalDetails();
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string ID
        {
            get
            {
                return this._id;
            }
            set
            {
                this._id = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public PersonalDetails Details
        {
            get
            {
                return this._details;
            }
            set
            {
                this._details = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public Address Address
        {
            get
            {
                return this._address;
            }
            set
            {
                this._address = value;
            }
        }

        [XmlIgnore()]
        public bool IDSpecified
        {
            get
            {
                return this._iDSpecified;
            }
            set
            {
                this._iDSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool DetailsSpecified
        {
            get
            {
                return this._detailsSpecified;
            }
            set
            {
                this._detailsSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool AddressSpecified
        {
            get
            {
                return this._addressSpecified;
            }
            set
            {
                this._addressSpecified = value;
            }
        }
    }

    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    public partial class PersonalDetails
    {

        #region Private fields
        private string _firstName;

        private string _lastName;

        private System.DateTime _birthDate;

        private bool _firstNameSpecified;

        private bool _lastNameSpecified;

        private bool _birthDateSpecified;
        #endregion

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string FirstName
        {
            get
            {
                return this._firstName;
            }
            set
            {
                this._firstName = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string LastName
        {
            get
            {
                return this._lastName;
            }
            set
            {
                this._lastName = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified, DataType = "date")]
        public System.DateTime BirthDate
        {
            get
            {
                return this._birthDate;
            }
            set
            {
                this._birthDate = value;
            }
        }

        [XmlIgnore()]
        public bool FirstNameSpecified
        {
            get
            {
                return this._firstNameSpecified;
            }
            set
            {
                this._firstNameSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool LastNameSpecified
        {
            get
            {
                return this._lastNameSpecified;
            }
            set
            {
                this._lastNameSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool BirthDateSpecified
        {
            get
            {
                return this._birthDateSpecified;
            }
            set
            {
                this._birthDateSpecified = value;
            }
        }
    }

    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    public partial class Address
    {

        #region Private fields
        private string _street;

        private string _nr;

        private string _postbox;

        private string _zIP;

        private string _city;

        private string _country;

        private bool _streetSpecified;

        private bool _nrSpecified;

        private bool _postboxSpecified;

        private bool _zIPSpecified;

        private bool _citySpecified;

        private bool _countrySpecified;
        #endregion

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Street
        {
            get
            {
                return this._street;
            }
            set
            {
                this._street = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Nr
        {
            get
            {
                return this._nr;
            }
            set
            {
                this._nr = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Postbox
        {
            get
            {
                return this._postbox;
            }
            set
            {
                this._postbox = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string ZIP
        {
            get
            {
                return this._zIP;
            }
            set
            {
                this._zIP = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string City
        {
            get
            {
                return this._city;
            }
            set
            {
                this._city = value;
            }
        }

        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Country
        {
            get
            {
                return this._country;
            }
            set
            {
                this._country = value;
            }
        }

        [XmlIgnore()]
        public bool StreetSpecified
        {
            get
            {
                return this._streetSpecified;
            }
            set
            {
                this._streetSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool NrSpecified
        {
            get
            {
                return this._nrSpecified;
            }
            set
            {
                this._nrSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool PostboxSpecified
        {
            get
            {
                return this._postboxSpecified;
            }
            set
            {
                this._postboxSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool ZIPSpecified
        {
            get
            {
                return this._zIPSpecified;
            }
            set
            {
                this._zIPSpecified = value;
            }
        }

        [XmlIgnore()]
        public bool CitySpecified
        {
            get
            {
                return this._citySpecified;
            }
            set
            {
                this._citySpecified = value;
            }
        }

        [XmlIgnore()]
        public bool CountrySpecified
        {
            get
            {
                return this._countrySpecified;
            }
            set
            {
                this._countrySpecified = value;
            }
        }
    }

    class TestClass
    {
        public static void Test()
        {
			var jsonFormatter = new JsonMediaTypeFormatter();
			jsonFormatter.SerializerSettings.ContractResolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
			jsonFormatter.SerializerSettings.ObjectCreationHandling = ObjectCreationHandling.Replace;
			
			string json = @"
            {
              ""ID"": ""abc123"",
              ""Details"": {
                ""FirstName"": ""John"",
                ""LastName"": ""Doe"",
                ""BirthDate"": ""1990-06-20""
              }
            }";			
			
			using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(json)))
			{
				var person = (Person)jsonFormatter.ReadFromStream(typeof(Person), stream, Encoding.UTF8, null);

				person.Dump();

				Assert.IsTrue(person.DetailsSpecified, "person.DetailsSpecified");
				Assert.IsTrue(person.IDSpecified, "person.IDSpecified");
				Assert.IsTrue(person.Details.FirstNameSpecified, "person.Details.FirstNameSpecified");
				Assert.IsTrue(person.Details.LastNameSpecified, "person.Details.LastNameSpecified");
				Assert.IsTrue(person.Details.BirthDateSpecified, "person.Details.BirthDateSpecified");
			}
		}	
	}

	public class Program
	{
		public static void Main()
		{
			Console.WriteLine("Environment version: " + Environment.Version);
			Console.WriteLine("{0} version: {1}", typeof(JsonSerializer).Namespace, typeof(JsonSerializer).Assembly.FullName);
			Console.WriteLine();

			try
			{
				TestClass.Test();
			}
			catch (Exception ex)
			{
				Console.WriteLine("Failed with unhandled exception: ");
				Console.WriteLine(ex);
				throw;
			}
		}
	}

​x
 
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 System.Net.Http.Formatting;
using System.Xml.Serialization;
​
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/66144010/isspecified-in-json
​
    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    [System.Xml.Serialization.XmlTypeAttribute(AnonymousType = true)]
    [System.Xml.Serialization.XmlRootAttribute(Namespace = "", IsNullable = false)]
    public partial class Person
    {
        #region Private fields
        private string _id;
        private PersonalDetails _details;
        private Address _address;
        private bool _iDSpecified;
        private bool _detailsSpecified;
        private bool _addressSpecified;
        #endregion
​
        public Person()
        {
            this._address = new Address();
            this._details = new PersonalDetails();
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string ID
        {
            get
            {
                return this._id;
            }
            set
            {
                this._id = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public PersonalDetails Details
        {
            get
            {
                return this._details;
            }
            set
            {
                this._details = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public Address Address
        {
            get
            {
                return this._address;
            }
            set
            {
                this._address = value;
            }
        }
​
        [XmlIgnore()]
        public bool IDSpecified
        {
            get
            {
                return this._iDSpecified;
            }
            set
            {
                this._iDSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool DetailsSpecified
        {
            get
            {
                return this._detailsSpecified;
            }
            set
            {
                this._detailsSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool AddressSpecified
        {
            get
            {
                return this._addressSpecified;
            }
            set
            {
                this._addressSpecified = value;
            }
        }
    }
​
    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    public partial class PersonalDetails
    {
​
        #region Private fields
        private string _firstName;
​
        private string _lastName;
​
        private System.DateTime _birthDate;
​
        private bool _firstNameSpecified;
​
        private bool _lastNameSpecified;
​
        private bool _birthDateSpecified;
        #endregion
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string FirstName
        {
            get
            {
                return this._firstName;
            }
            set
            {
                this._firstName = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string LastName
        {
            get
            {
                return this._lastName;
            }
            set
            {
                this._lastName = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified, DataType = "date")]
        public System.DateTime BirthDate
        {
            get
            {
                return this._birthDate;
            }
            set
            {
                this._birthDate = value;
            }
        }
​
        [XmlIgnore()]
        public bool FirstNameSpecified
        {
            get
            {
                return this._firstNameSpecified;
            }
            set
            {
                this._firstNameSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool LastNameSpecified
        {
            get
            {
                return this._lastNameSpecified;
            }
            set
            {
                this._lastNameSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool BirthDateSpecified
        {
            get
            {
                return this._birthDateSpecified;
            }
            set
            {
                this._birthDateSpecified = value;
            }
        }
    }
​
    [System.CodeDom.Compiler.GeneratedCodeAttribute("System.Xml", "4.8.4084.0")]
    [System.SerializableAttribute()]
    [System.Diagnostics.DebuggerStepThroughAttribute()]
    [System.ComponentModel.DesignerCategoryAttribute("code")]
    public partial class Address
    {
​
        #region Private fields
        private string _street;
​
        private string _nr;
​
        private string _postbox;
​
        private string _zIP;
​
        private string _city;
​
        private string _country;
​
        private bool _streetSpecified;
​
        private bool _nrSpecified;
​
        private bool _postboxSpecified;
​
        private bool _zIPSpecified;
​
        private bool _citySpecified;
​
        private bool _countrySpecified;
        #endregion
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Street
        {
            get
            {
                return this._street;
            }
            set
            {
                this._street = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Nr
        {
            get
            {
                return this._nr;
            }
            set
            {
                this._nr = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Postbox
        {
            get
            {
                return this._postbox;
            }
            set
            {
                this._postbox = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string ZIP
        {
            get
            {
                return this._zIP;
            }
            set
            {
                this._zIP = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string City
        {
            get
            {
                return this._city;
            }
            set
            {
                this._city = value;
            }
        }
​
        [System.Xml.Serialization.XmlElementAttribute(Form = System.Xml.Schema.XmlSchemaForm.Unqualified)]
        public string Country
        {
            get
            {
                return this._country;
            }
            set
            {
                this._country = value;
            }
        }
​
        [XmlIgnore()]
        public bool StreetSpecified
        {
            get
            {
                return this._streetSpecified;
            }
            set
            {
                this._streetSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool NrSpecified
        {
            get
            {
                return this._nrSpecified;
            }
            set
            {
                this._nrSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool PostboxSpecified
        {
            get
            {
                return this._postboxSpecified;
            }
            set
            {
                this._postboxSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool ZIPSpecified
        {
            get
            {
                return this._zIPSpecified;
            }
            set
            {
                this._zIPSpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool CitySpecified
        {
            get
            {
                return this._citySpecified;
            }
            set
            {
                this._citySpecified = value;
            }
        }
​
        [XmlIgnore()]
        public bool CountrySpecified
        {
            get
            {
                return this._countrySpecified;
            }
            set
            {
                this._countrySpecified = value;
            }
        }
    }
​
    class TestClass
    {
        public static void Test()
        {
            var jsonFormatter = new JsonMediaTypeFormatter();
            jsonFormatter.SerializerSettings.ContractResolver = new Newtonsoft.Json.Serialization.DefaultContractResolver();
            jsonFormatter.SerializerSettings.ObjectCreationHandling = ObjectCreationHandling.Replace;
            
            string json = @"
            {
              ""ID"": ""abc123"",
              ""Details"": {
                ""FirstName"": ""John"",
                ""LastName"": ""Doe"",
                ""BirthDate"": ""1990-06-20""
              }
            }";         
            
            using (var stream = new MemoryStream(Encoding.UTF8.GetBytes(json)))
            {
                var person = (Person)jsonFormatter.ReadFromStream(typeof(Person), stream, Encoding.UTF8, null);
​
                person.Dump();
​
                Assert.IsTrue(person.DetailsSpecified, "person.DetailsSpecified");
                Assert.IsTrue(person.IDSpecified, "person.IDSpecified");
                Assert.IsTrue(person.Details.FirstNameSpecified, "person.Details.FirstNameSpecified");
                Assert.IsTrue(person.Details.LastNameSpecified, "person.Details.LastNameSpecified");
                Assert.IsTrue(person.Details.BirthDateSpecified, "person.Details.BirthDateSpecified");
            }
        }   
    }
​
    public class Program
    {
        public static void Main()
        {
            Console.WriteLine("Environment version: " + Environment.Version);
            Console.WriteLine("{0} version: {1}", typeof(JsonSerializer).Namespace, typeof(JsonSerializer).Assembly.FullName);
            Console.WriteLine();
​
            try
            {
                TestClass.Test();
            }
            catch (Exception ex)
            {
                Console.WriteLine("Failed with unhandled exception: ");
                Console.WriteLine(ex);
                throw;
            }
        }
    }
​

Hello World

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