using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Collections;
using System.Runtime.Serialization;
using System.Runtime.Serialization.Formatters.Binary;

namespace _5_14
{
    public class DeepCopyUtility
    {
        public static void Main()
        {
            Region obj = new Region("Reg 1");
            Console.WriteLine(obj);

            Region copiedobj = (Region)DeepCopy(obj);
            Console.WriteLine(copiedobj);

            Console.WriteLine(obj == copiedobj);
        }

        public static object DeepCopy(object o)
        {
            Stream stream = null;
            try
            {
                stream = new MemoryStream();
                BinaryFormatter formatter = new BinaryFormatter();
                formatter.Serialize(stream, o);
                stream.Position = 0;
                return formatter.Deserialize(stream);
            }
            finally
            {
                stream.Close();
            }
        }
      
    }

    [Serializable()]
    public class Region
    {
        ArrayList forests;
        public string name;
        public Region(string name)
        {
            this.name = name;
            forests = new ArrayList();
            for (int i = 0; i < 2; i++)
                forests.Add(new Forest("Forest"+i));
        }
        public override string ToString()
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("Region ").Append(name).Append(" has followingforests\n");
            for (int i = 0; i < forests.Count; i++)
            {
                sb.Append(forests[i].ToString()).Append("bsn");
            }
            return sb.ToString();
        }
    }
    [Serializable()]
    public class Forest
    {
        ArrayList trees;
        string name;
        public Forest(string name)
        {
            this.name = name;
            trees = new ArrayList();
            for (int i = 0; i < 3; i++)
                trees.Add(new Tree("Tree"+i));
        }
        public override string ToString()
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("\t").Append("Forset ").Append(name).Append(" has following trees\n");
            for (int i = 0; i < trees.Count; i++)
            {
                sb.Append(trees[i].ToString()).Append("\n");
            }
            return sb.ToString();
        }
    }

    [Serializable()]
    public class Tree
    {
        ArrayList leaves;
        string name;
        public Tree(string name)
        {
            this.name = name;
            leaves = new ArrayList();
            for (int i = 0; i < 10; i++)
                leaves.Add(new Leaf("Leaf"+i));
        }
        public override string ToString()
        {
            StringBuilder sb = new StringBuilder();
            sb.Append("\t\t").Append("Tree ").Append(name).Append(" has following leaves\n");
            for (int i = 0; i < leaves.Count; i++)
            {
                sb.Append(leaves[i].ToString()).Append("\n");
            }
            return sb.ToString();
        }
    }

    [Serializable]
    public class Leaf
    {
        string name;
        public Leaf(string name)
        {
            this.name = name;
        }
        public override string ToString()
        {
            return name;
        }
    }
  
}

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