@Deprecated
  public void appendFile(Configuration conf, Path file) throws IOException {
    ParquetFileReader.open(conf, file).appendTo(this);
  }
@ Deprecated public void appendFile ( Configuration conf , Path file ) throws IOException { ParquetFileReader . open ( conf , file ) . appendTo ( this ) ; }
@param conf a configuration
@param file a file path to append the contents of to this file
@throws IOException if there is an error while reading or writing
@deprecated will be removed in 2.0.0; use {@link #appendFile(InputFile)} instead