Initial data commit

Task/Object-serialization/C-sharp/object-serialization.cs

@@ -0,0 +1,64 @@
+using System;
+using System.IO;
+using System.Collections.Generic;
+using System.Runtime.Serialization.Formatters.Binary;
+
+namespace Object_serialization
+{
+  [Serializable] public class Being
+  {
+    public bool Alive { get; set; }
+  }
+
+  [Serializable] public class Animal: Being
+  {
+    public Animal() { }
+
+    public Animal(long id, string name, bool alive = true)
+    {
+      Id = id;
+      Name = name;
+      Alive = alive;
+    }
+
+    public long Id { get; set; }
+    public string Name { get; set; }
+
+    public void Print() { Console.WriteLine("{0}, id={1} is {2}",
+      Name, Id, Alive ? "alive" : "dead"); }
+  }
+
+
+  internal class Program
+  {
+    private static void Main()
+    {
+      string path =
+        Environment.GetFolderPath(Environment.SpecialFolder.Desktop)+"\\objects.dat";
+
+      var n = new List<Animal>
+              {
+                new Animal(1, "Fido"),
+                new Animal(2, "Lupo"),
+                new Animal(7, "Wanda"),
+                new Animal(3, "Kiki", alive: false)
+              };
+
+      foreach(Animal animal in n)
+        animal.Print();
+
+      using(var stream = new FileStream(path, FileMode.Create, FileAccess.Write))
+        new BinaryFormatter().Serialize(stream, n);
+
+      n.Clear();
+      Console.WriteLine("---------------");
+      List<Animal> m;
+
+      using(var stream = new FileStream(path, FileMode.Open, FileAccess.Read))
+        m = (List<Animal>) new BinaryFormatter().Deserialize(stream);
+
+      foreach(Animal animal in m)
+        animal.Print();
+    }
+  }
+}