text: public OpenNLPLemmatizerFilterFactory(IDictionary<string, string> args): base(args){dictionaryFile = Get(args, DICTIONARY);lemmatizerModelFile = Get(args, LEMMATIZER_MODEL);if (dictionaryFile == null && lemmatizerModelFile == null){throw new ArgumentException("Configuration Error: missing parameter: at least one of '"+ DICTIONARY + "' and '" + LEMMATIZER_MODEL + "' must be provided.");}if (args.Any()){throw new ArgumentException("Unknown parameters: " + args);}}