BewareMyPower commented on code in PR #24658:
URL: https://github.com/apache/pulsar/pull/24658#discussion_r2297107901


##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/SystemTopicBasedTopicPoliciesService.java:
##########
@@ -473,15 +478,16 @@ public boolean test(NamespaceBundle namespaceBundle) {
     private void initPolicesCache(SystemTopicClient.Reader<PulsarEvent> 
reader, CompletableFuture<Void> future) {
         if (closed.get()) {
             future.completeExceptionally(new 
BrokerServiceException(getClass().getName() + " is closed."));
-            
cleanCacheAndCloseReader(reader.getSystemTopic().getTopicName().getNamespaceObject(),
 false);
+            
cleanCache(reader.getSystemTopic().getTopicName().getNamespaceObject(), false, 
true);
             return;
         }
         reader.hasMoreEventsAsync().whenComplete((hasMore, ex) -> {
             if (ex != null) {
                 log.error("[{}] Failed to check the move events for the system 
topic",
                         reader.getSystemTopic().getTopicName(), ex);
                 future.completeExceptionally(ex);
-                
cleanCacheAndCloseReader(reader.getSystemTopic().getTopicName().getNamespaceObject(),
 false);
+                
cleanCache(reader.getSystemTopic().getTopicName().getNamespaceObject(), false,
+                        isAlreadyClosedException(ex));

Review Comment:
   You've already touched this existing method by adding a new parameter, which 
makes the already hard-to-read code harder to read, so I think it's okay to 
apply the refactoring in this PR.



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