ArafatKhan2198 commented on code in PR #6492:
URL: https://github.com/apache/ozone/pull/6492#discussion_r1583563556
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hadoop-ozone/recon/src/main/java/org/apache/hadoop/ozone/recon/ReconUtils.java:
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@@ -246,25 +253,74 @@ public void untarCheckpointFile(File tarFile, Path
destPath)
}
}
+
+ /**
+ * Constructs the full path of a key from its OmKeyInfo using a bottom-up
approach, starting from the leaf node.
+ * <p>
+ * The method begins with the leaf node (the key itself) and recursively
prepends parent directory names, fetched
+ * via NSSummary objects, until reaching the parent bucket (parentId is -1).
It effectively builds the path from
+ * bottom to top, finally prepending the volume and bucket names to complete
the full path.
+ *
+ * @param omKeyInfo The OmKeyInfo object for the key
+ * @return The constructed full path of the key as a String.
+ * @throws IOException
+ */
+ public static String constructFullPath(OmKeyInfo omKeyInfo,
+ ReconNamespaceSummaryManager
reconNamespaceSummaryManager,
+ ReconOMMetadataManager
omMetadataManager)
+ throws IOException {
+ StringBuilder fullPath = new StringBuilder(omKeyInfo.getKeyName());
+ long parentId = omKeyInfo.getParentObjectID();
+ boolean isDirectoryPresent = false;
+ while (parentId != -1) {
+ NSSummary nsSummary =
reconNamespaceSummaryManager.getNSSummary(parentId);
+ if (nsSummary == null) {
+ break;
+ }
+ if (nsSummary.getParentId() == -1) {
+ // Call reprocess method if parentId is negative, as it has not been
set for this yet.
+ reconNamespaceSummaryManager.rebuildNSSummaryTree(omMetadataManager);
Review Comment:
Thanks for the catch I have revised the approach which ensures that the path
construction is not delayed by the rebuild process and avoids multiple rebuilds
being triggered simultaneously.
This was implemented with the help of a flag `rebuildTriggered`.
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