/// <summary>
/// Gets all the stochast names present in the <paramref name="faultTreeIllustrationPoint"/>.
/// </summary>
/// <param name="faultTreeIllustrationPoint">The <see cref="FaultTreeIllustrationPoint"/>
/// to retrieve stochast names from.</param>
/// <returns>A collection of all stochast names.</returns>
/// <exception cref="ArgumentNullException">Thrown when <paramref name="faultTreeIllustrationPoint"/>
/// is <c>null</c>.</exception>
public static IEnumerable <string> GetStochastNames(this FaultTreeIllustrationPoint faultTreeIllustrationPoint)
{
if (faultTreeIllustrationPoint == null)
{
throw new ArgumentNullException(nameof(faultTreeIllustrationPoint));
}
return(faultTreeIllustrationPoint.Stochasts.Select(s => s.Name));
}
/// <summary>
/// Validates a <see cref="FaultTreeIllustrationPoint"/> by comparing the stochasts in child nodes with its
/// own stochasts.
/// </summary>
/// <param name="data">The <see cref="FaultTreeIllustrationPoint"/> to be validated.</param>
/// <param name="children">The collection of <see cref="IllustrationPointNode"/> to be validated.</param>
/// <exception cref="ArgumentException">Thrown when <paramref name="children"/> contains stochasts that
/// are not in <paramref name="data"/>'s stochasts.</exception>
private static void ValidateChildStochasts(FaultTreeIllustrationPoint data, IEnumerable <IllustrationPointNode> children)
{
List <string> stochastNames = children.SelectMany(c => c.GetStochastNames()).ToList();
if (data.GetStochastNames().Intersect(stochastNames).Count() != stochastNames.Distinct().Count())
{
throw new ArgumentException(string.Format(Resources.Child_stochasts_not_same_as_parent_stochasts));
}
}
