public static void Decode(Car car, DirectBuffer directBuffer, int bufferOffset, int actingBlockLength, int actingVersion) { var buffer = new byte[128]; var sb = new StringBuilder(); // position the car flyweight just after the header on the DirectBuffer car.WrapForDecode(directBuffer, bufferOffset, actingBlockLength, actingVersion); // decode the car properties on by one, directly from the buffer sb.Append("\ncar.templateId=").Append(Car.TemplateId); sb.Append("\ncar.schemaVersion=").Append(Car.SchemaVersion); sb.Append("\ncar.serialNumber=").Append(car.SerialNumber); sb.Append("\ncar.modelYear=").Append(car.ModelYear); sb.Append("\ncar.available=").Append(car.Available); sb.Append("\ncar.code=").Append(car.Code); sb.Append("\ncar.someNumbers="); for (int i = 0, size = Car.SomeNumbersLength; i < size; i++) { sb.Append(car.GetSomeNumbers(i)).Append(", "); } sb.Append("\ncar.vehicleCode="); var vehicleCode = new byte[Car.VehicleCodeLength]; car.GetVehicleCode(vehicleCode, 0); sb.Append(Encoding.GetEncoding(Car.VehicleCodeCharacterEncoding).GetString(vehicleCode, 0, Car.VehicleCodeLength)); OptionalExtras extras = car.Extras; sb.Append("\ncar.extras.cruiseControl=").Append((extras & OptionalExtras.CruiseControl) == OptionalExtras.CruiseControl); // this is how you can find out if a specific flag is set in a flag enum sb.Append("\ncar.extras.sportsPack=").Append((extras & OptionalExtras.SportsPack) == OptionalExtras.SportsPack); sb.Append("\ncar.extras.sunRoof=").Append((extras & OptionalExtras.SunRoof) == OptionalExtras.SunRoof); Engine engine = car.Engine; sb.Append("\ncar.engine.capacity=").Append(engine.Capacity); sb.Append("\ncar.engine.numCylinders=").Append(engine.NumCylinders); sb.Append("\ncar.engine.maxRpm=").Append(engine.MaxRpm); sb.Append("\ncar.engine.manufacturerCode="); for (int i = 0, size = Engine.ManufacturerCodeLength; i < size; i++) { sb.Append((char)engine.GetManufacturerCode(i)); } int length = engine.GetFuel(buffer, 0, buffer.Length); sb.Append("\ncar.engine.fuel=").Append(Encoding.ASCII.GetString(buffer, 0, length)); // string requires a bit of work to decode sb.Append("\ncar.engine.Efficiency=").Append(engine.Efficiency); sb.Append("\ncar.engine.BoosterEnabled=").Append(engine.BoosterEnabled); sb.Append("\ncar.engine.Booster.BoostType=").Append(engine.Booster.BoostType); sb.Append("\ncar.engine.Booster.HorsePower=").Append(engine.Booster.HorsePower); // The first way to access a repeating group is by using Next() var fuelFiguresGroup = car.FuelFigures; while (fuelFiguresGroup.HasNext) { var fuelFigures = fuelFiguresGroup.Next(); sb.Append("\ncar.fuelFigures.speed=").Append(fuelFigures.Speed); sb.Append("\ncar.fuelFigures.mpg=").Append(fuelFigures.Mpg); sb.Append("\ncar.fuelFigures.UsageDescription=").Append(Encoding.GetEncoding(Car.FuelFiguresGroup.UsageDescriptionCharacterEncoding).GetString(fuelFigures.GetUsageDescriptionBytes())); } // The second way to access a repeating group is to use an iterator foreach (Car.PerformanceFiguresGroup performanceFigures in car.PerformanceFigures) { sb.Append("\ncar.performanceFigures.octaneRating=").Append(performanceFigures.OctaneRating); // The third way to access a repeating group is loop over the count of elements var accelerationGroup = performanceFigures.Acceleration; for (int i = 0; i < accelerationGroup.Count; i++) { var acceleration = accelerationGroup.Next(); sb.Append("\ncar.performanceFigures.acceleration.mph=").Append(acceleration.Mph); sb.Append("\ncar.performanceFigures.acceleration.seconds=").Append(acceleration.Seconds); } } // variable length fields sb.Append("\ncar.manufacturer.semanticType=").Append(Car.ManufacturerMetaAttribute(MetaAttribute.SemanticType)); length = car.GetManufacturer(buffer, 0, buffer.Length); sb.Append("\ncar.manufacturer=").Append(Encoding.GetEncoding(Car.ManufacturerCharacterEncoding).GetString(buffer, 0, length)); length = car.GetModel(buffer, 0, buffer.Length); sb.Append("\ncar.model=").Append(Encoding.GetEncoding(Car.ModelCharacterEncoding).GetString(buffer, 0, length)); length = car.GetActivationCode(buffer, 0, buffer.Length); sb.Append("\ncar.activationcode=").Append(Encoding.GetEncoding(Car.ActivationCodeCharacterEncoding).GetString(buffer, 0, length)); sb.Append("\ncar.size=").Append(car.Size); Console.WriteLine(sb.ToString()); }