parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileReader.java
@Deprecated
  public static List<Footer> readAllFootersInParallelUsingSummaryFiles(Configuration configuration, List<FileStatus> partFiles) throws IOException {
    return readAllFootersInParallelUsingSummaryFiles(configuration, partFiles, false);
  }
@Deprecated
  public static List<Footer> readAllFootersInParallelUsingSummaryFiles(Configuration configuration, List<FileStatus> partFiles) throws IOException {
    return readAllFootersInParallelUsingSummaryFiles(configuration, partFiles, false);
  }
for files provided, check if there's a summary file.
If a summary file is found it is used otherwise the file footer is used.
@param configuration the hadoop conf to connect to the file system;
@param partFiles the part files to read
@return the footers for those files using the summary file if possible.
@throws IOException if there is an exception while reading footers
@deprecated metadata files are not recommended and will be removed in 2.0.0