public static void main(String[] args) {
    try {
      init();
    } catch (FileNotFoundException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
    try {
      runTests();
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      try {
        if (WRITE_MODE) {
          os.close();
        } else {
          is.close();
        }
      } catch (IOException e) {
      }
    }
  }