private void log(String msg) {

    Handler fh = null;

    try {
      Logger logger = Logger.getLogger(this.getClass().getName());
      fh =
          new FileHandler(
              this.bundle.getPropertiesRealPath()
                  + FileUtil.getFileSeparator()
                  + "kortathjonustan.log");
      logger.addHandler(fh);
      logger.setLevel(Level.ALL);
      logger.info(msg);
      fh.close();
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      if (fh != null) {
        fh.close();
      }
    }
  }