MongoDB.Bson.Serialization.Serializers.IPAddressSerializer.Deserialize C# (CSharp) Метод

        public override object Deserialize(
            BsonReader bsonReader,
            Type nominalType,
            Type actualType,
            IBsonSerializationOptions options)
        {
            VerifyTypes(nominalType, actualType, typeof(IPAddress));

            BsonType bsonType = bsonReader.GetCurrentBsonType();
            string message;
            switch (bsonType)
            {
                case BsonType.Null:
                    bsonReader.ReadNull();
                    return null;
                case BsonType.String:
                    var stringValue = bsonReader.ReadString();
                    IPAddress address;
                    if (IPAddress.TryParse(stringValue, out address))
                    {
                        return address;
                    }
                    message = string.Format("Invalid IPAddress value '{0}'.", stringValue);
                    throw new Exception(message);
                default:
                    message = string.Format("Cannot deserialize IPAddress from BsonType {0}.", bsonType);
                    throw new Exception(message);
            }
        }