internal int DecrementCount(TokenPredictorInfo child, int increment)
{
Debug.Assert(ReferenceEquals(child, _database[child.Token]));
var value = child.DecrementCount(increment);
_isSortedDatabaseValid = false;
return(value);
}
private int SortedDictionaryComparison(TokenPredictorInfo x,
TokenPredictorInfo y)
{
var value = y.Count.CompareTo(x.Count);
if (value == 0)
{
value = y.Token.CompareTo(x.Token);
}
return(value);
}
internal TokenPredictorInfo GetValue(int token)
{
if (!_database.TryGetValue(token, out var info))
{
info = new TokenPredictorInfo(token);
_database.Add(token, info);
if (_sortedDatabase != null)
{
_sortedDatabase.Add(info);
_isSortedDatabaseValid = false;
}
Debug.Assert(!_isSortedDatabaseValid);
}
return(info);
}
internal bool TryGetValue(int token, out TokenPredictorInfo info)
{
var value = _database.TryGetValue(token, out info);
return(value);
}
internal void IncrementCount(TokenPredictorInfo child, int increment)
{
Debug.Assert(ReferenceEquals(child, _database[child.Token]));
child.IncrementCount(increment);
_isSortedDatabaseValid = false;
}
private static IDictionary <string, object> ToJsonDictionary(StringTokens tokens, TokenPredictorInfo info)
{
var saved = new SortedDictionary <string, object>
{
{ "#", info.Count }
};
var children = info.TryGetChildren();
if (children != null)
{
var value = ToJsonDictionary(tokens, children);
saved.Add("~", value);
}
return(saved);
}