public List<String> read(String fileName) throws IOException {
    List<String> csvStrings = new ArrayList<String>();
    FileReader fileReader = new FileReader(fileName);
    BufferedReader bufReader = new BufferedReader(fileReader);
    String line;

    while ((line = bufReader.readLine()) != null) {
      csvStrings.add(line);
    }

    bufReader.close();
    return csvStrings;

  }