ivandika3 commented on code in PR #5003:
URL: https://github.com/apache/ozone/pull/5003#discussion_r1249257095
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hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java:
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@@ -1099,9 +1131,105 @@ public OzoneKey next() {
*/
List<OzoneKey> getNextListOfKeys(String prevKey) throws
IOException {
+ // If shallow is true, only list immediate children
+ if (shallow) {
+ return getNextShallowListOfKeys(prevKey);
+ }
return proxy.listKeys(volumeName, name, keyPrefix, prevKey,
listCacheSize);
}
+
+ /**
+ * Using listStatus instead of listKeys avoiding listing all children keys.
+ * Giving the structure of keys delimited by "/":
+ *
+ * buck-1
+ * |
+ * a
+ * |
+ * -----------------------------------
+ * | | |
+ * b1 b2 b3
+ * ----- -------- ----------
+ * | | | | | | | |
+ * c1 c2 d1 d2 d3 e1 e2 e3
+ * | |
+ * -------- |
+ * | | |
+ * d21.txt d22.txt e11.txt
+ *
+ * For the above structure, the keys listed delimited "/" in order are
+ * as follows:
+ * a/
+ * a/b1/
+ * a/b1/c1/
+ * a/b1/c2/
+ * a/b2/
+ * a/b2/d1/
+ * a/b2/d2/
+ * a/b2/d2/d21.txt
+ * a/b2/d3/
+ * a/b2/d3/d22.txt
Review Comment:
Based on the above structure, is it supposed to be `a/b2/d2/d22.txt`?
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