mccormickt12 commented on code in PR #4967:
URL: https://github.com/apache/hadoop/pull/4967#discussion_r1087064216
##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFs.java:
##########
@@ -1477,5 +1478,18 @@ public void setStoragePolicy(Path path, String
policyName)
throws IOException {
throw readOnlyMountTable("setStoragePolicy", path);
}
+
+ @Override
+ public Path getEnclosingRoot(Path path) throws IOException {
+ InodeTree.ResolveResult<AbstractFileSystem> res;
+ try {
+ res = fsState.resolve((path.toString()), true);
+ } catch (FileNotFoundException ex) {
+ throw new NotInMountpointException(path, "getEnclosingRoot");
+ }
+ Path fullPath = new Path(res.resolvedPath);
+ Path enclosingPath = res.targetFileSystem.getEnclosingRoot(path);
+ return enclosingPath.depth() > fullPath.depth() ? enclosingPath :
fullPath;
Review Comment:
this is in the filesystem.md, please read that and add comments if its not
clear
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