/// <summary>
/// Gets the engine instance or throws a webfault exception.
/// </summary>
/// <param name="instanceId">The instance id.</param>
/// <returns></returns>
private IEngineInstance GetInstanceOrFault(string instanceId)
{
var instance = _engineManager.GetInstance(instanceId);
if (instance == null)
{
throw new WebFaultException(HttpStatusCode.NotFound);
}
return(instance);
}
