/// <summary> /// Determines whether the specified word is a stopword. /// </summary> /// <param name="word">The word check.</param> /// <returns><c>true</c> if the specified word is a stopword; otherwise, <c>false</c>.</returns> protected bool IsStopword(string word) { if (stopwordProvider == null || string.IsNullOrWhiteSpace(word)) { return(false); } return(stopwordProvider.IsStopword(word)); }