public bool PutOrAdd(long matchBeginTime, RegexNFAStateEntry state)
{
object value = schedule.Get(matchBeginTime);
if (value == null)
{
schedule.Put(matchBeginTime, state);
return(true);
}
if (value is RegexNFAStateEntry)
{
RegexNFAStateEntry valueEntry = (RegexNFAStateEntry)value;
IList <RegexNFAStateEntry> list = new List <RegexNFAStateEntry>();
list.Add(valueEntry);
list.Add(state);
schedule.Put(matchBeginTime, list);
}
else
{
IList <RegexNFAStateEntry> list = (IList <RegexNFAStateEntry>)value;
list.Add(state);
}
return(false);
}
public bool FindRemoveAddToList(long matchBeginTime, RegexNFAStateEntry state, IList <RegexNFAStateEntry> foundStates)
{
object entry = schedule.Get(matchBeginTime);
if (entry == null)
{
return(false);
}
if (entry is RegexNFAStateEntry)
{
RegexNFAStateEntry single = (RegexNFAStateEntry)entry;
if (terminationStateCompare.CompareTerminationStateToEndState(state, single))
{
schedule.Remove(matchBeginTime);
foundStates.Add(single);
return(true);
}
return(false);
}
var entries = (IList <RegexNFAStateEntry>)entry;
var removed = entries.RemoveWhere(
endState => terminationStateCompare.CompareTerminationStateToEndState(state, endState),
endState => foundStates.Add(endState)) > 0;
if (entries.IsEmpty())
{
schedule.Remove(matchBeginTime);
}
return(removed);
}
public static IList <RegexNFAStateEntry> RemoveEventFromState(EventBean oldEvent, IEnumerator <RegexNFAStateEntry> states)
{
IList <RegexNFAStateEntry> keepList = new List <RegexNFAStateEntry>();
for (; states.MoveNext();)
{
RegexNFAStateEntry entry = states.Current;
var keep = true;
EventBean[] state = entry.EventsPerStream;
foreach (EventBean aState in state)
{
if (aState != null && aState.Equals(oldEvent))
{
keep = false;
break;
}
}
if (keep)
{
MultimatchState[] multimatch = entry.OptionalMultiMatches;
if (multimatch != null)
{
foreach (MultimatchState aMultimatch in multimatch)
{
if ((aMultimatch != null) && (aMultimatch.ContainsEvent(oldEvent)))
{
keep = false;
break;
}
}
}
}
if (keep)
{
keepList.Add(entry);
}
}
return(keepList);
}
internal static EventBean[] GetMultimatchArray(int[] multimatchStreamNumToVariable, RegexNFAStateEntry state, int stream)
{
if (state.OptionalMultiMatches == null)
{
return(null);
}
var index = multimatchStreamNumToVariable[stream];
var multiMatches = state.OptionalMultiMatches[index];
if (multiMatches == null)
{
return(null);
}
return(multiMatches.ShrinkEventArray);
}
