public bool TryUpdate(Car car)
{
Car oldCar;
if (_carsDictionary.TryGetValue(car.Id, out oldCar))
{
return _carsDictionary.TryUpdate(car.Id, car, oldCar);
}
return false;
}
public Car Add(Car car)
{
lock (_incLock)
{
car.Id = _nextId;
_carsDictionary.TryAdd(car.Id, car);
_nextId++;
}
return car;
}
public Car Put(int id, Car car)
{
car.Id = id;
if (!_carsContext.TryUpdate(car))
{
var response = new HttpResponseMessage(HttpStatusCode.NotFound)
{
Content = new StringContent("Car not found")
};
throw new HttpResponseException(response);
}
return car;
}
public HttpResponseMessage Post(Car car)
{
_carsContext.Add(car);
return new HttpResponseMessage(HttpStatusCode.Created);
}