public static NFA CreateFromInput(char input)
{
AutomataStatus start = new AutomataStatus();
AutomataStatus end = new AutomataStatus();
start.AddTransition(input, end);
NFA nfa = new NFA();
nfa.startStatus_ = start;
nfa.endStatus_ = end;
return(nfa);
}
public static NFA PlusNFA(NFA op)
{
AutomataStatus start = new AutomataStatus();
AutomataStatus end = new AutomataStatus();
start.AddTransition((char)0, op.startStatus_);
op.endStatus_.AddTransition((char)0, end);
op.endStatus_.AddTransition((char)0, op.startStatus_);
NFA nfa = new NFA();
nfa.startStatus_ = start;
nfa.endStatus_ = end;
return(nfa);
}
public void AddTransition(char cInputAscii, AutomataStatus targetStatus)
{
// Get the target status list for cInputAscii.
List <AutomataStatus> list;
if (m_mapInputTargetStatus.ContainsKey(cInputAscii))
{
list = m_mapInputTargetStatus[cInputAscii];
}
else
{
list = new List <AutomataStatus>();
m_mapInputTargetStatus.Add(cInputAscii, list);
}
list.Add(targetStatus);
}