BewareMyPower commented on code in PR #24658: URL: https://github.com/apache/pulsar/pull/24658#discussion_r2296723864
########## pulsar-broker/src/main/java/org/apache/pulsar/broker/service/SystemTopicBasedTopicPoliciesService.java: ########## @@ -526,32 +533,39 @@ private void initPolicesCache(SystemTopicClient.Reader<PulsarEvent> reader, Comp }); } - private void cleanCacheAndCloseReader(@NonNull NamespaceName namespace, boolean cleanOwnedBundlesCount) { - cleanCacheAndCloseReader(namespace, cleanOwnedBundlesCount, false); + private void cleanCache(@NonNull NamespaceName namespace, boolean cleanOwnedBundlesCount, + boolean closeReaderCache) { + cleanCache(namespace, cleanOwnedBundlesCount, false, closeReaderCache); } - private void cleanCacheAndCloseReader(@NonNull NamespaceName namespace, boolean cleanOwnedBundlesCount, - boolean cleanWriterCache) { + private void cleanCache(@NonNull NamespaceName namespace, boolean cleanOwnedBundlesCount, + boolean cleanWriterCache, boolean cleanReaderCache) { if (cleanWriterCache) { writerCaches.synchronous().invalidate(namespace); } - CompletableFuture<SystemTopicClient.Reader<PulsarEvent>> readerFuture = readerCaches.remove(namespace); if (cleanOwnedBundlesCount) { ownedBundlesCountPerNamespace.remove(namespace); } - if (readerFuture != null && !readerFuture.isCompletedExceptionally()) { - readerFuture.thenCompose(SystemTopicClient.Reader::closeAsync) - .exceptionally(ex -> { - log.warn("[{}] Close change_event reader fail.", namespace, ex); - return null; - }); + + if (!cleanReaderCache) { + policyCacheInitMap.remove(namespace); Review Comment: Removing the cache from `policyCacheInitMap` could trigger the reader creation again. ```java return policyCacheInitMap.computeIfAbsent(namespace, (k) -> { final CompletableFuture<SystemTopicClient.Reader<PulsarEvent>> readerCompletableFuture = createSystemTopicClient(namespace); readerCaches.put(namespace, readerCompletableFuture); ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@pulsar.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org