text: public virtual void Inform(IResourceLoader loader){if (stopWordFiles != null){if (FORMAT_WORDSET.Equals(format, StringComparison.OrdinalIgnoreCase)){stopWords = GetWordSet(loader, stopWordFiles, ignoreCase);}else if (FORMAT_SNOWBALL.Equals(format, StringComparison.OrdinalIgnoreCase)){stopWords = GetSnowballWordSet(loader, stopWordFiles, ignoreCase);}else{throw new System.ArgumentException("Unknown 'format' specified for 'words' file: " + format);}}else{if (null != format){throw new System.ArgumentException("'format' can not be specified w/o an explicit 'words' file: " + format);}stopWords = new CharArraySet(m_luceneMatchVersion, StopAnalyzer.ENGLISH_STOP_WORDS_SET, ignoreCase);}}