public void storeLocal(final File file) throws IOException {
    final BufferedOutputStream out =
        new BufferedOutputStream(new FileOutputStream(file));
    try {
      storeLocal(out);
    } finally {
      out.close();
    }
  }
Store only those properties defined at this local level

@param file The file to write to
@throws IOException If the file can't be found or there is an io error
dss-appconn/appconns/dss-eventchecker-appconn/src/main/java/com/webank/wedatasphere/dss/appconn/eventchecker/utils/Props.java