/// <summary>
/// Initializes a new instance of the <see cref="SprintStory"/> class.
/// </summary>
/// <param name="sprint">The sprint.</param>
/// <param name="story">The story.</param>
/// <param name="schatting">The schatting.</param>
public SprintStory(Sprint sprint, Story story, TimeSpan schatting)
{
if (sprint == null)
throw new ArgumentNullException("sprint", "De sprint mag niet null zijn.");
if (story == null)
throw new ArgumentNullException("story", "De story mag niet null zijn.");
sprint.AddSprintStory(this);
story.AddSprintStory(this);
this.estimation = schatting;
}