shekhars-li commented on code in PR #1676:
URL: https://github.com/apache/samza/pull/1676#discussion_r1286275278
##########
samza-core/src/main/java/org/apache/samza/util/FutureUtil.java:
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@@ -139,6 +139,17 @@ public static <K, V> CompletableFuture<Map<K, V>>
toFutureOfMap(
});
}
+ /**
+ * Helper method to convert: {@code Map<K, CompletionStage<Void>>}
+ * to: {@code CompletableFuture<Void>}
+ *
+ * Returns a future that completes when all value futures complete.
+ * Returned future completes exceptionally if any of the value futures
complete exceptionally.
+ */
+ public static CompletableFuture<Void> mapToFuture(Map<String,
CompletionStage<Void>> map) {
Review Comment:
They are different methods. This one creates a future to ensure all
removeTTLFutures in the map completes. We don't care about individual k, v. The
other method returns a future of map.
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