public string GetFirstValue(int patternIndex)
{
StateItem item = States[0];
int index = GetFirstMatchedIndex(patternIndex);
string value = item.GetEntityValue(index - StartIndex);
if (value == null)
{
value = Entities[index].Value;
}
return(value);
}
/// <summary>
/// Adds passed indexes to StateItem.
/// </summary>
/// <param name="patternIndex">Index of passed pattern.</param>
/// <param name="subStateItem">Passed indexes in sub pattern.</param>
/// <param name="passedIndex">Only this index will be added to passed.</param>
public void AddPassed(int patternIndex, StateItem subStateItem, int passedIndex, string value)
{
for (int i = 0; i < subStateItem.CountOfPassedEntities; i++)
{
if (subStateItem.Passed[i] == passedIndex)
{
if (value != null)
{
SetEntityValue(NextEntityIndex, value);
}
Passed.Add(patternIndex);
}
else
{
Passed.Add(-1);
}
}
}
public List <IEntity>[] GetMatch()
{
List <IEntity>[] result = new List <IEntity> [ParentRegex.AllRegex.Length];
StateItem item = States[0];
for (int entityIndex = 0; entityIndex < item.Passed.Count; entityIndex++)
{
int patternIndex = item.Passed[entityIndex];
if (patternIndex == -1)
{
continue;
}
if (result[patternIndex] == null)
{
result[patternIndex] = new List <IEntity>();
}
result[patternIndex].Add(Entities[StartIndex + entityIndex]);
}
return(result);
}
public override EntityRegexMatchState Interpret(EntityRegexMatchInfo info, EntityRegexMatchState state)
{
if (state == null || state.Count == 0)
{
return(null);
}
EntityRegexMatchState result = new EntityRegexMatchState();
//foeach Regex (ClauseHolder item) in ClauseHolder
foreach (ClauseHolder.ClauseItem clauseHolderItem in Holder.Items)
{
//foreach stateItem in original state
foreach (StateItem stateItem in state)
{
if (info.StartIndex + stateItem.NextEntityIndex < info.Entities.Length)
{
//evaluate regex
EntityRegexMatchInfo temp = clauseHolderItem.Regex.Interpret(info.Entities, info.StartIndex + stateItem.NextEntityIndex);
if (temp.States != null)
{
//foreach stateItem in evaluated result
foreach (StateItem subStateItem in temp.States)
{
//new state item
StateItem tempStateItem = new StateItem(stateItem);
//item passed for current pattern index, subStateItem only clauseHolderItem.Index indexes.
tempStateItem.AddPassed(info.CurrentPatternIndex, subStateItem, clauseHolderItem.Index, clauseHolderItem.Value);
result.Add(tempStateItem);
}
}
}
}
}
return(result);
}
public StateItem(StateItem item)
{
Passed = new List <int>(item.Passed);
}
/// <summary>
/// Adds passed indexes to StateItem.
/// </summary>
/// <param name="patternIndex">Index of passed pattern.</param>
/// <param name="subStateItem">Passed indexes in sub pattern.</param>
/// <param name="passedIndex">Only this index will be added to passed.</param>
public void AddPassed(int patternIndex, StateItem subStateItem, int passedIndex)
{
AddPassed(patternIndex, subStateItem, patternIndex, null);
}
public bool NextEntityExists(StateItem stateItem)
{
return(StartIndex + stateItem.NextEntityIndex < Entities.Length);
}
public IEntity GetNextEntity(StateItem stateItem)
{
return(Entities[StartIndex + stateItem.NextEntityIndex]);
}