Serialize and Deserialize with JSON : example

 

 

 class Program
    {
        static void Main(string[] args)
        {
            var human1 = new Human() {
                Name = "Joe",
                Age = 30,
                Children = new List<Human> 
                {
                    new Human() {Name="Jim", Age=3},
                    new Human() {Name="July", Age=2}
                }
                };
 
            var human2 = new Human()
            {
                Name = "Joe1",
                Age = 31,
                Children = new List<Human> 
                {
                    new Human() {Name="Jim1", Age=32},
                    new Human() {Name="July2", Age=22}
                }
            };
 
            var listHuman = new List<Human>();
            listHuman.Add(human1);
            listHuman.Add(human2);
 
            //Serialize the object.
            var hstr = listHuman.JsonSerialize();
 
            //Create a cloned object by deserializing the same
            var cloned = hstr.JsonDeserialize<List<Human>>();
 
        }
    }
 
    public class Human
    {
        public List<Human> Children { get; set; }
        public string Name { get; set; }
        public int Age { get; set; }
    }
 
    public static class JsonSerializerHelper
    {
        /// <summary>
        /// Adds an extension method to a string
        /// </summary>
        /// <typeparam name="TObj">The expected type of Object</typeparam>
        /// <param name="json">Json string data</param>
        /// <returns>The deserialized object graph</returns>
        public static TObj JsonDeserialize<TObj>(this string json)
        {
            using (MemoryStream mstream = new MemoryStream(Encoding.Unicode.GetBytes(json)))
            {
                DataContractJsonSerializer serializer =
                         new DataContractJsonSerializer(typeof(TObj));
 
                return (TObj)serializer.ReadObject(mstream);
            }
        }
 
        /// <summary>
        /// Serialize the object to Json string
        /// </summary>
        /// <param name="obj">Object to serialize</param>
        /// <returns>Serialized string</returns>
        public static string JsonSerialize(this object obj)
        {
            using (MemoryStream mstream = new MemoryStream())
            {
                DataContractJsonSerializer serializer =
                        new DataContractJsonSerializer(obj.GetType());
                serializer.WriteObject(mstream, obj);
                mstream.Position = 0;
 
                using (StreamReader reader = new StreamReader(mstream))
                {
                    return reader.ReadToEnd();
                }
            }
        }
    }