private void InnerAdd <TFact>(TFact fact, IEqualityComparer <IFact> comparer) where TFact : IFact
{
IFactType factType = fact.GetFactType();
if (ContainerList.Contains(fact, comparer))
{
throw CommonHelper.CreateException(ErrorCode.InvalidData, $"The fact container already contains '{factType.FactName}' fact.");
}
ContainerList.Add(fact);
}
/// <inheritdoc/>
public virtual bool Contains <TFact>(TFact fact) where TFact : IFact
{
IFactType factType = fact.GetFactType();
return(ContainerList.Contains(fact, GetEqualityComparer()));
}