CTTY commented on code in PR #8190: URL: https://github.com/apache/hudi/pull/8190#discussion_r1185501702
########## hudi-common/src/main/java/org/apache/hudi/metadata/FileSystemBackedTableMetadata.java: ########## @@ -106,9 +106,9 @@ private List<String> getPartitionPathWithPathPrefix(String relativePathPrefix) t int listingParallelism = Math.min(DEFAULT_LISTING_PARALLELISM, pathsToList.size()); // List all directories in parallel - List<FileStatus> dirToFileListing = engineContext.flatMap(pathsToList, path -> { + List<Pair<Path, Boolean>> dirToFileListing = engineContext.flatMap(pathsToList, path -> { FileSystem fileSystem = path.getFileSystem(hadoopConf.get()); - return Arrays.stream(fileSystem.listStatus(path)); + return Arrays.stream(fileSystem.listStatus(path)).map(fileStatus -> Pair.of(fileStatus.getPath(), fileStatus.isDirectory())); }, listingParallelism); Review Comment: Java default serialization here should be sufficient. But could you help me learn what's the benefit of having custom SE/DE here? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@hudi.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org