mchades commented on code in PR #7794:
URL: https://github.com/apache/gravitino/pull/7794#discussion_r2261815101
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clients/filesystem-hadoop3/src/main/java/org/apache/gravitino/filesystem/hadoop/DefaultGVFSOperations.java:
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@@ -63,6 +63,9 @@ public FSDataInputStream open(Path gvfsPath, int bufferSize)
throws IOException
FileSystem actualFs = getActualFileSystem(gvfsPath, currentLocationName());
Path actualFilePath =
getActualFilePath(gvfsPath, currentLocationName(),
FilesetDataOperation.OPEN);
+ if (actualFs.exists(actualFilePath) &&
!actualFs.getFileStatus(actualFilePath).isFile()) {
Review Comment:
`open`, `create`, and `append` can only be performed on a file, due to the
limitation that only a directory can be mounted on a fileset. Therefore, if the
`gvfsPath` points to a fileset location, we should throw an error early.
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