fvaleri commented on code in PR #13171:
URL: https://github.com/apache/kafka/pull/13171#discussion_r1090717453
##########
server-common/src/main/java/org/apache/kafka/server/util/ToolsUtils.java:
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@@ -100,4 +104,17 @@ public static void prettyPrintTable(
printRow(columnLengths, headers, out);
rows.forEach(row -> printRow(columnLengths, row, out));
}
+
+ /**
+ * Returns a set of duplicated items.
+ */
+ public static <T> Set<T> findDuplicates(Collection<T> collection) {
Review Comment:
That was my idea. I think we can drop CoreUtils.duplicates once the last
command using it is migrated. I renamed from findDuplicates to duplicates, so
the intention is clear. WDYT?
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