michaeljmarshall commented on code in PR #19153:
URL: https://github.com/apache/pulsar/pull/19153#discussion_r1087451572
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BrokerService.java:
##########
@@ -1033,17 +1047,33 @@ public CompletableFuture<Optional<Topic>>
getTopic(final TopicName topicName, bo
});
} else {
return topics.computeIfAbsent(topicName.toString(), (name) -> {
+ topicEventsDispatcher.notify(topicName.toString(),
TopicEvent.LOAD, EventStage.BEFORE);
if (topicName.isPartitioned()) {
final TopicName partitionedTopicName =
TopicName.get(topicName.getPartitionedTopicName());
return
this.fetchPartitionedTopicMetadataAsync(partitionedTopicName).thenCompose((metadata)
-> {
if (topicName.getPartitionIndex() <
metadata.partitions) {
- return createNonPersistentTopic(name);
+ topicEventsDispatcher
+ .notify(topicName.toString(),
TopicEvent.CREATE, EventStage.BEFORE);
+
+ CompletableFuture<Optional<Topic>> res =
createNonPersistentTopic(name);
+
+ topicEventsDispatcher.notifyOnCompletion(res,
topicName.toString(), TopicEvent.CREATE);
+ topicEventsDispatcher.notifyOnCompletion(res,
topicName.toString(), TopicEvent.LOAD);
+ return res;
}
+ topicEventsDispatcher.notify(topicName.toString(),
TopicEvent.LOAD, EventStage.FAILURE);
return
CompletableFuture.completedFuture(Optional.empty());
});
} else if (createIfMissing) {
- return createNonPersistentTopic(name);
+ topicEventsDispatcher.notify(name, TopicEvent.CREATE,
EventStage.BEFORE);
+
+ CompletableFuture<Optional<Topic>> res =
createNonPersistentTopic(name);
+
+ topicEventsDispatcher.notifyOnCompletion(res, name,
TopicEvent.CREATE);
+ topicEventsDispatcher.notifyOnCompletion(res, name,
TopicEvent.LOAD);
Review Comment:
Sounds good.
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