Program: 85507
Project: 85507
Buggy source:
public List<MatchMetaData> discover(final IDBFactory factory,final Properties columnProperties,final Set<String> tables) throws DatabaseAnonymizerException {
  log.info("String_Node_Str");
  final IMetaData metaData=factory.fetchMetaData();
  final List<MatchMetaData> map=metaData.getMetaData();
  List<MatchMetaData> uniqueMatches=null;
  @SuppressWarnings({"String_Node_Str","String_Node_Str"}) final List<String> suspList=new ArrayList(columnProperties.keySet());
  suspList.remove("String_Node_Str");
  matches=new ArrayList<>();
  for (  final String suspStr : suspList) {
    final Pattern p=compile(suspStr);
    for (    final MatchMetaData data : map) {
      final String tableName=data.getTableName();
      final String columnName=data.getColumnName();
      if (!tables.isEmpty() && !tables.contains(tableName.toLowerCase(Locale.ENGLISH))) {
        continue;
      }
      if (p.matcher(columnName.toLowerCase(Locale.ENGLISH)).matches()) {
        log.debug(data.toVerboseStr());
        matches.add(data);
      }
    }
  }
  log.info("String_Node_Str");
  if (matches != null && !matches.isEmpty()) {
    uniqueMatches=new ArrayList<>(new LinkedHashSet<>(matches));
    log.info("String_Node_Str");
    log.info("String_Node_Str");
    log.info("String_Node_Str");
    uniqueMatches.sort(MatchMetaData.compare());
    final Score score=new Score();
    for (    final MatchMetaData entry : uniqueMatches) {
      final int rowCount=ReportUtil.rowCount(factory,entry.getTableName());
      final List<String> sampleDataList=ReportUtil.sampleData(factory,entry.getTableName(),entry.getColumnName());
      log.info("String_Node_Str" + entry);
      log.info(CommonUtils.fixedLengthString('=',entry.toString().length() + 30));
      log.info("String_Node_Str" + rowCount);
      log.info("String_Node_Str" + score.columnScore(rowCount));
      log.info("String_Node_Str");
      log.info(CommonUtils.fixedLengthString('-',11));
      for (      final String sampleData : sampleDataList) {
        log.info(sampleData);
      }
      log.info("String_Node_Str");
    }
    log.info("String_Node_Str" + score.dataStoreScore());
  }
 else {
    log.info("String_Node_Str");
  }
  return uniqueMatches;
}

Fixed version (ground truth):
public List<MatchMetaData> discover(final IDBFactory factory,final Properties columnProperties,final Set<String> tables) throws DatabaseAnonymizerException {
  log.info("String_Node_Str");
  final IMetaData metaData=factory.fetchMetaData();
  final List<MatchMetaData> map=metaData.getMetaData();
  List<MatchMetaData> uniqueMatches=null;
  @SuppressWarnings({"String_Node_Str","String_Node_Str"}) final List<String> suspList=new ArrayList(columnProperties.keySet());
  suspList.remove("String_Node_Str");
  matches=new ArrayList<>();
  for (  final String suspStr : suspList) {
    final Pattern p=compile(suspStr);
    for (    final MatchMetaData data : map) {
      final String tableName=data.getTableName();
      final String columnName=data.getColumnName();
      if (!tables.isEmpty() && !tables.contains(tableName.toLowerCase(Locale.ENGLISH))) {
        continue;
      }
      if (p.matcher(columnName.toLowerCase(Locale.ENGLISH)).matches()) {
        log.debug(data.toVerboseStr());
        matches.add(data);
      }
    }
  }
  log.info("String_Node_Str");
  if (matches != null && !matches.isEmpty()) {
    uniqueMatches=new ArrayList<>(new LinkedHashSet<>(matches));
    log.info("String_Node_Str");
    log.info("String_Node_Str");
    log.info("String_Node_Str");
    uniqueMatches.sort(MatchMetaData.compare());
    final Score score=new Score();
    for (    final MatchMetaData entry : uniqueMatches) {
      final int rowCount=ReportUtil.rowCount(factory,entry.getTableName());
      final List<String> sampleDataList=ReportUtil.sampleData(factory,entry.getTableName(),entry.getColumnName());
      log.info("String_Node_Str" + entry);
      log.info(CommonUtils.fixedLengthString('=',entry.toString().length() + 30));
      log.info("String_Node_Str" + rowCount);
      log.info("String_Node_Str" + score.columnScore(rowCount));
      log.info("String_Node_Str");
      log.info(CommonUtils.fixedLengthString('-',11));
      for (      final String sampleData : sampleDataList) {
        log.info(sampleData);
      }
      log.info("String_Node_Str");
    }
    log.info("String_Node_Str" + score.dataStoreScore());
  }
 else {
    log.info("String_Node_Str");
  }
  log.info("String_Node_Str" + uniqueMatches.toString());
  return uniqueMatches;
}