C#. Serialization to XML and serialization of collections

Example from Troelsen

see methods

// XML
SaveAsXmlFormat(jbc, “CarData.xml”);

SaveListOfCars();

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

// Gain access to the BinaryFormatter in mscorlib.dll.
using System.Runtime.Serialization.Formatters.Binary;

// Must reference System.Runtime.Serialization.Formatters.Soap.dll.
using System.Runtime.Serialization.Formatters.Soap;

// Defined within System.Xml.dll.
using System.Xml.Serialization;
using System.IO;

namespace SimpleSerialize
{
    #region Types to serialize
    [Serializable]
    public class Radio
    {
        public bool hasTweeters;
        public bool hasSubWoofers;
        public double[] stationPresets;

        [NonSerialized]
        public string radioID = "XF-552RR6";
    }

    [Serializable]
    public class Car
    {
        public Radio theRadio = new Radio();
        public bool isHatchBack;
    }

    [Serializable]
    [XmlRoot(Namespace = "http://www.MyCompany.com")]
    public class JamesBondCar : Car
    {
        [XmlAttribute]
        public bool canFly;
        [XmlAttribute]
        public bool canSubmerge;

        public JamesBondCar(bool skyWorthy, bool seaWorthy)
        {
            canFly = skyWorthy;
            canSubmerge = seaWorthy;
        }
        // The XmlSerializer demands a default constructor!
        public JamesBondCar() { }

    }

    #endregion

    class Program
    {
        // Be sure to import the System.Runtime.Serialization.Formatters.Binary
        // and System.IO namespaces.
        static void Main(string[] args)
        {
            Console.WriteLine("***** Fun with Object Serialization *****\n");

            // Make a JamesBondCar and set state.
            JamesBondCar jbc = new JamesBondCar();
            jbc.canFly = true;
            jbc.canSubmerge = false;
            jbc.theRadio.stationPresets = new double[] { 89.3, 105.1, 97.1 };
            jbc.theRadio.hasTweeters = true;

            // Now save the car to a specific file in a binary format.
            SaveAsBinaryFormat(jbc, "CarData.dat");
            LoadFromBinaryFile("CarData.dat");

            // Save as SOAP.
            SaveAsSoapFormat(jbc, "CarData.soap");

            // XML
            SaveAsXmlFormat(jbc, "CarData.xml");

            SaveListOfCars();

            Console.ReadLine();
        }

        #region Load from binary
        static void LoadFromBinaryFile(string fileName)
        {
            BinaryFormatter binFormat = new BinaryFormatter();

            // Read the JamesBondCar from the binary file.
            using (Stream fStream = File.OpenRead(fileName))
            {
                JamesBondCar carFromDisk =
                  (JamesBondCar)binFormat.Deserialize(fStream);
                Console.WriteLine("Can this car fly? : {0}", carFromDisk.canFly);
            }
        } 
        #endregion

        #region Save as binary
        static void SaveAsBinaryFormat(object objGraph, string fileName)
        {
            // Save object to a file named CarData.dat in binary.
            BinaryFormatter binFormat = new BinaryFormatter();

            using (Stream fStream = new FileStream(fileName,
                  FileMode.Create, FileAccess.Write, FileShare.None))
            {
                binFormat.Serialize(fStream, objGraph);
            }
            Console.WriteLine("=> Saved car in binary format!");
        } 
        #endregion

        #region Save as SOAP
        // Be sure to import System.Runtime.Serialization.Formatters.Soap
        // and reference System.Runtime.Serialization.Formatters.Soap.dll.
        static void SaveAsSoapFormat(object objGraph, string fileName)
        {
            // Save object to a file named CarData.soap in SOAP format.
            SoapFormatter soapFormat = new SoapFormatter();

            using (Stream fStream = new FileStream(fileName,
              FileMode.Create, FileAccess.Write, FileShare.None))
            {
                soapFormat.Serialize(fStream, objGraph);
            }
            Console.WriteLine("=> Saved car in SOAP format!");
        }
        #endregion

        #region Save as XML
        static void SaveAsXmlFormat(object objGraph, string fileName)
        {
            // Save object to a file named CarData.xml in XML format.
            XmlSerializer xmlFormat = new XmlSerializer(typeof(JamesBondCar));

            using (Stream fStream = new FileStream(fileName,
              FileMode.Create, FileAccess.Write, FileShare.None))
            {
                xmlFormat.Serialize(fStream, objGraph);
            }
            Console.WriteLine("=> Saved car in XML format!");
        }

        #endregion

        #region Save LIST of objects

        static void SaveListOfCars()
        {
            // Now persist a List<T> of JamesBondCars.
            List<JamesBondCar> myCars = new List<JamesBondCar>();
            myCars.Add(new JamesBondCar(true, true));
            myCars.Add(new JamesBondCar(true, false));
            myCars.Add(new JamesBondCar(false, true));
            myCars.Add(new JamesBondCar(false, false));

            using (Stream fStream = new FileStream("CarCollection.xml",
              FileMode.Create, FileAccess.Write, FileShare.None))
            {
                XmlSerializer xmlFormat = new XmlSerializer(typeof(List<JamesBondCar>));
                xmlFormat.Serialize(fStream, myCars);
            }
            Console.WriteLine("=> Saved list of cars!");
        }

        static void SaveListOfCarsAsBinary()
        {
            // Save ArrayList object (myCars) as binary.
            List<JamesBondCar> myCars = new List<JamesBondCar>();

            BinaryFormatter binFormat = new BinaryFormatter();
            using (Stream fStream = new FileStream("AllMyCars.dat",
              FileMode.Create, FileAccess.Write, FileShare.None))
            {
                binFormat.Serialize(fStream, myCars);
            }
            Console.WriteLine("=> Saved list of cars in binary!");
        }

        #endregion
    }
}

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using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

// Gain access to the BinaryFormatter in mscorlib.dll.

using System.Runtime.Serialization.Formatters.Binary;

// Must reference System.Runtime.Serialization.Formatters.Soap.dll.

using System.Runtime.Serialization.Formatters.Soap;

// Defined within System.Xml.dll.

using System.Xml.Serialization;

using System.IO;

namespace SimpleSerialize

{

#region Types to serialize

[Serializable]

public class Radio

{

public bool hasTweeters;

public bool hasSubWoofers;

public double[] stationPresets;

[NonSerialized]

public string radioID = "XF-552RR6";

}

[Serializable]

public class Car

{

public Radio theRadio = new Radio();

public bool isHatchBack;

}

[Serializable]

[XmlRoot(Namespace = "http://www.MyCompany.com")]

public class JamesBondCar : Car

{

[XmlAttribute]

public bool canFly;

[XmlAttribute]

public bool canSubmerge;

public JamesBondCar(bool skyWorthy, bool seaWorthy)

{

canFly = skyWorthy;

canSubmerge = seaWorthy;

}

// The XmlSerializer demands a default constructor!

public JamesBondCar() { }

}

#endregion

class Program

{

// Be sure to import the System.Runtime.Serialization.Formatters.Binary

// and System.IO namespaces.

static void Main(string[] args)

{

Console.WriteLine("***** Fun with Object Serialization *****\n");

// Make a JamesBondCar and set state.

JamesBondCar jbc = new JamesBondCar();

jbc.canFly = true;

jbc.canSubmerge = false;

jbc.theRadio.stationPresets = new double[] { 89.3, 105.1, 97.1 };

jbc.theRadio.hasTweeters = true;

// Now save the car to a specific file in a binary format.

SaveAsBinaryFormat(jbc, "CarData.dat");

LoadFromBinaryFile("CarData.dat");

// Save as SOAP.

SaveAsSoapFormat(jbc, "CarData.soap");

// XML

SaveAsXmlFormat(jbc, "CarData.xml");

SaveListOfCars();

Console.ReadLine();

}

#region Load from binary

static void LoadFromBinaryFile(string fileName)

{

BinaryFormatter binFormat = new BinaryFormatter();

// Read the JamesBondCar from the binary file.

using (Stream fStream = File.OpenRead(fileName))

{

JamesBondCar carFromDisk =

(JamesBondCar)binFormat.Deserialize(fStream);

Console.WriteLine("Can this car fly? : {0}", carFromDisk.canFly);

}

#endregion

#region Save as binary

static void SaveAsBinaryFormat(object objGraph, string fileName)

{

// Save object to a file named CarData.dat in binary.

BinaryFormatter binFormat = new BinaryFormatter();

using (Stream fStream = new FileStream(fileName,

FileMode.Create, FileAccess.Write, FileShare.None))

{

binFormat.Serialize(fStream, objGraph);

}

Console.WriteLine("=> Saved car in binary format!");

}

#endregion

#region Save as SOAP

// Be sure to import System.Runtime.Serialization.Formatters.Soap

// and reference System.Runtime.Serialization.Formatters.Soap.dll.

static void SaveAsSoapFormat(object objGraph, string fileName)

{

// Save object to a file named CarData.soap in SOAP format.

SoapFormatter soapFormat = new SoapFormatter();

using (Stream fStream = new FileStream(fileName,

FileMode.Create, FileAccess.Write, FileShare.None))

{

soapFormat.Serialize(fStream, objGraph);

}

Console.WriteLine("=> Saved car in SOAP format!");

}

#endregion

#region Save as XML

static void SaveAsXmlFormat(object objGraph, string fileName)

{

// Save object to a file named CarData.xml in XML format.

XmlSerializer xmlFormat = new XmlSerializer(typeof(JamesBondCar));

using (Stream fStream = new FileStream(fileName,

FileMode.Create, FileAccess.Write, FileShare.None))

{

xmlFormat.Serialize(fStream, objGraph);

}

Console.WriteLine("=> Saved car in XML format!");

}

#endregion

#region Save LIST of objects

static void SaveListOfCars()

{

// Now persist a List<T> of JamesBondCars.

List<JamesBondCar> myCars = new List<JamesBondCar>();

myCars.Add(new JamesBondCar(true, true));

myCars.Add(new JamesBondCar(true, false));

myCars.Add(new JamesBondCar(false, true));

myCars.Add(new JamesBondCar(false, false));

using (Stream fStream = new FileStream("CarCollection.xml",

FileMode.Create, FileAccess.Write, FileShare.None))

{

XmlSerializer xmlFormat = new XmlSerializer(typeof(List<JamesBondCar>));

xmlFormat.Serialize(fStream, myCars);

}

Console.WriteLine("=> Saved list of cars!");

}

static void SaveListOfCarsAsBinary()

{

// Save ArrayList object (myCars) as binary.

List<JamesBondCar> myCars = new List<JamesBondCar>();

BinaryFormatter binFormat = new BinaryFormatter();

using (Stream fStream = new FileStream("AllMyCars.dat",

FileMode.Create, FileAccess.Write, FileShare.None))

{

binFormat.Serialize(fStream, myCars);

}

Console.WriteLine("=> Saved list of cars in binary!");

}

#endregion

}

C#. Serialization to XML and serialization of collections

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