public IEnumerable <TokenInfo> GetAllTokens(string field)
{
int fieldId;
if (_fieldIndex.TryGetValue(field, out fieldId))
{
var f = FieldReader.Load(Path.Combine(_directory, fieldId + ".fld"));
return(f.GetAllTokens());
}
return(Enumerable.Empty <TokenInfo>().ToList());
}
private FieldReader GetReader(string field)
{
int fieldId;
if (_fieldIndex.TryGetValue(field, out fieldId))
{
FieldReader reader;
if (!_fieldReaders.TryGetValue(field, out reader))
{
reader = FieldReader.Load(Path.Combine(_directory, fieldId + ".fld"));
_fieldReaders.Add(field, reader);
}
return(reader);
}
return(null);
}