import org.apache.hadoop.tools.rumen.anonymization.WordListAnonymizerUtility; //导入依赖的package包/类
private static String anonymize(String data, WordList wordList) {
  if (data == null) {
    return null;
  }

  if (WordListAnonymizerUtility.needsAnonymization(data)) {
    String suffix = "";
    String coreData = data;
    // check and extract suffix
    if (WordListAnonymizerUtility.hasSuffix(data, KNOWN_SUFFIXES)) {
      // check if the data ends with a known suffix
      String[] split = 
        WordListAnonymizerUtility.extractSuffix(data, KNOWN_SUFFIXES);
      suffix = split[1];
      coreData = split[0];
    }

    // check if the data is known content
    //TODO [Chunking] Do this for sub-strings of data
    String anonymizedData = coreData;
    if (!WordListAnonymizerUtility.isKnownData(coreData)) {
      if (!wordList.contains(coreData)) {
        wordList.add(coreData);
      }
      anonymizedData  = wordList.getName() + wordList.indexOf(coreData);
    }

    return anonymizedData + suffix;
  } else {
    return data;
  }
}