AnonHxy commented on code in PR #21030:
URL: https://github.com/apache/pulsar/pull/21030#discussion_r1299736321
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/SystemTopicBasedTopicPoliciesService.java:
##########
@@ -420,11 +427,26 @@ private void cleanCacheAndCloseReader(@Nonnull
NamespaceName namespace, boolean
});
}
+ private void completeResults(TopicName topicName) {
+ if (results.get(topicName) != null) {
+ BlockingDeque<CompletableFuture> futures = results.get(topicName);
+ CompletableFuture<Void> future;
+ while (true) {
+ future = futures.poll();
+ if (future == null) {
+ break;
+ }
+ future.complete(null);
+ }
+ }
+ }
+
private void readMorePolicies(SystemTopicClient.Reader<PulsarEvent>
reader) {
reader.readNextAsync()
.thenAccept(msg -> {
refreshTopicPoliciesCache(msg);
notifyListener(msg);
+
completeResults(TopicName.get(TopicName.get(msg.getKey()).getPartitionedTopicName()));
Review Comment:
OK. I see. Synchronize case is enough I think
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