[GitHub] [hudi] danny0405 commented on a diff in pull request #8190: [HUDI-5936] Fix serialization problem when FileStatus is not serializable

["danny0405 (via GitHub)" <gi...@apache.org>]

danny0405 commented on code in PR #8190:
URL: https://github.com/apache/hudi/pull/8190#discussion_r1138139043


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hudi-common/src/main/java/org/apache/hudi/metadata/FileSystemBackedTableMetadata.java:
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@@ -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:
   What kind of `FileSystem` is not serializable ?



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