if (!isValidHeaderMagic(orcDataSource)) { throw new OrcCorruptionException(orcDataSource.getId(), "Not an ORC file");
if (!isValidHeaderMagic(orcDataSource)) { throw new OrcCorruptionException(orcDataSource.getId(), "Not an ORC file");
if (!isValidHeaderMagic(orcDataSource)) { throw new OrcCorruptionException(orcDataSource.getId(), "Not an ORC file");
if (!isValidHeaderMagic(orcDataSource)) { throw new OrcCorruptionException(orcDataSource.getId(), "Not an ORC file");