Newtonsoft.Json.JsonConverter.ReadJson C# (CSharp) Method

        public abstract object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer);

        public override object ReadJson(Newtonsoft.Json.JsonReader reader, Type objectType, object existingValue, Newtonsoft.Json.JsonSerializer serializer)
        {
            if (objectType == typeof(TimeSpan))
            {
                return(((DateTime)readConverter.ReadJson(reader, typeof(DateTime?), null, serializer)).TimeOfDay);
            }

            if (objectType == typeof(TimeSpan?))
            {
                var value = (DateTime?)readConverter.ReadJson(reader, typeof(DateTime?), null, serializer);
                return(value.HasValue ? (TimeSpan?)value.Value.TimeOfDay : null);
            }

            throw new Exception("Expected timestamp object value.");
        }