parquet-hadoop/src/main/java/org/apache/parquet/hadoop/ParquetFileReader.java
@Deprecated
  public static List<Footer> readAllFootersInParallel(Configuration configuration, FileStatus fileStatus) throws IOException {
    return readAllFootersInParallel(configuration, fileStatus, false);
  }
@Deprecated
  public static List<Footer> readAllFootersInParallel(Configuration configuration, FileStatus fileStatus) throws IOException {
    return readAllFootersInParallel(configuration, fileStatus, false);
  }
Read the footers of all the files under that path (recursively)
not using summary files.
rowGroups are not skipped
@param configuration the configuration to access the FS
@param fileStatus the root dir
@return all the footers
@throws IOException if an exception is thrown while reading the footers
@deprecated will be removed in 2.0.0;
use {@link ParquetFileReader#open(InputFile, ParquetReadOptions)}