Zakelly commented on code in PR #25987:
URL: https://github.com/apache/flink/pull/25987#discussion_r1916248470
##########
flink-core/src/main/java/org/apache/flink/core/state/StateFutureUtils.java:
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@@ -105,4 +107,27 @@ public static <T> StateFuture<Collection<T>> combineAll(
return ret;
}
}
+
+ /**
+ * Convert a future of state iterator to a future of iterable. There is no
good reason to do so,
+ * since this may disable the capability of lazy loading. Only useful when
the further
+ * calculation depends on the whole data from the iterator.
+ */
+ public static <T> StateFuture<Iterable<T>>
toIterable(StateFuture<StateIterator<T>> future) {
+ return future.thenCompose(
+ iterator -> {
Review Comment:
Added.
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