public AfaStreamable(IStreamable <TKey, TPayload> source, Afa <TPayload, TRegister, TAccumulator> afa, long maxDuration)
: base(source, source.Properties.Afa <TKey, TPayload, TRegister>())
{
Contract.Requires(source != null);
afa.Seal();
this.afa = afa.Compile();
this.MaxDuration = maxDuration;
Initialize();
}
private static void EpsilonClosureHelper <TPayload, TRegister, TAccumulator>(CompiledAfa <TPayload, TRegister, TAccumulator> afa, int node, List <int> accumulator)
{
if (afa.epsilonStateMap[node] != null)
{
for (int i = 0; i < afa.epsilonStateMap[node].Length; i++)
{
var epsilonReachableNode = afa.epsilonStateMap[node][i];
accumulator.Add(epsilonReachableNode);
EpsilonClosureHelper(afa, epsilonReachableNode, accumulator);
}
}
return;
}
protected static List <int> EpsilonClosure <TPayload, TRegister, TAccumulator>(CompiledAfa <TPayload, TRegister, TAccumulator> afa, int node)
{
var result = new List <int> {
node,
};
if (afa.epsilonStateMap != null)
{
EpsilonClosureHelper(afa, node, result);
}
return(result);
}