public virtual IQueryable <Substate> GetAdmissibleSubstates([NotNull] State state)
{
Assert.ArgumentNotNull(state, "state");
Assert.IsNotNull(this.StateManager, "Unable to get admissible sub-states. StateManager cannot be null.");
SubstateCombinationSet substateCombinationSet = this.StateManager.GetSubstateCombinations(state);
return((new StateValidator()).GetAdmissibleSubstates(state, substateCombinationSet).AsQueryable());
}
public virtual IEnumerable <Substate> GetAdmissibleSubstates([NotNull] State state, [NotNull] SubstateCombinationSet substateCombinationSet)
{
Assert.ArgumentNotNull(state, "state");
Assert.ArgumentNotNull(substateCombinationSet, "substateCombinationSet");
if (!substateCombinationSet.SubstateCombinations.Any())
{
return(state.Substates);
}
System.Collections.BitArray flags = new System.Collections.BitArray(state.Substates.Count);
int index = 0;
foreach (Substate substate in state.Substates)
{
flags[index] = substate.Active;
++index;
}
foreach (IDictionary <string, bool> substateCombination in substateCombinationSet.SubstateCombinations)
{
bool flag = state.Substates.Aggregate(
true, (current, substate) => current && ((!substate.Active) || substateCombination[substate.Code]));
index = 0;
foreach (Substate substate in state.Substates)
{
flags[index] = flags[index] || (flag && substateCombination[substate.Code]);
++index;
}
}
LinkedList <Substate> result = new LinkedList <Substate>();
index = 0;
foreach (Substate substate in state.Substates)
{
if (flags[index])
{
result.AddLast(substate);
}
++index;
}
return(result);
}
