HQebupt commented on code in PR #17251:
URL: https://github.com/apache/pulsar/pull/17251#discussion_r954726052
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/PersistentTopicsBase.java:
##########
@@ -4357,39 +4357,50 @@ private PersistentReplicator
getReplicatorReference(String replName, PersistentT
}
}
+ private CompletableFuture<Void> updatePartitionedTopicMetadataAsync(int
numPartitions) {
+ CompletableFuture<Void> future =
namespaceResources().getPartitionedTopicResources()
+ .updatePartitionedTopicAsync(topicName, p -> new
PartitionedTopicMetadata(numPartitions, p.properties));
+ future.exceptionally(ex -> {
+ // If the update operation fails, clean up the partitions that
were created
+ getPartitionedTopicMetadataAsync(topicName, false,
false).thenAccept(metadata -> {
+ int oldPartition = metadata.partitions;
+ for (int i = oldPartition; i < numPartitions; i++) {
+
topicResources().deletePersistentTopicAsync(topicName.getPartition(i)).exceptionally(ex1
-> {
+ log.warn("[{}] Failed to clean up managedLedger {}",
clientAppId(), topicName,
+ ex1.getCause());
+ return null;
+ });
+ }
+ }).exceptionally(e -> {
+ log.warn("[{}] Failed to clean up managedLedger", topicName,
e);
+ return null;
+ });
+ return null;
+ });
+ return future;
+ }
private CompletableFuture<Void> updatePartitionedTopic(TopicName
topicName, int numPartitions, boolean force) {
CompletableFuture<Void> result = new CompletableFuture<>();
- createSubscriptions(topicName, numPartitions).thenCompose(__ -> {
- CompletableFuture<Void> future =
namespaceResources().getPartitionedTopicResources()
- .updatePartitionedTopicAsync(topicName, p ->
- new PartitionedTopicMetadata(numPartitions,
p.properties));
- future.exceptionally(ex -> {
- // If the update operation fails, clean up the partitions that
were created
- getPartitionedTopicMetadataAsync(topicName, false,
false).thenAccept(metadata -> {
- int oldPartition = metadata.partitions;
- for (int i = oldPartition; i < numPartitions; i++) {
-
topicResources().deletePersistentTopicAsync(topicName.getPartition(i)).exceptionally(ex1
-> {
- log.warn("[{}] Failed to clean up managedLedger
{}", clientAppId(), topicName,
- ex1.getCause());
Review Comment:
This code block `updatePartitionedTopicMetadataAsync` can be called twice
here. That is why I create a new method.
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