BewareMyPower commented on code in PR #21945:
URL: https://github.com/apache/pulsar/pull/21945#discussion_r1469593762
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pulsar-client/src/main/java/org/apache/pulsar/client/impl/MultiTopicsConsumerImpl.java:
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@@ -775,25 +776,44 @@ public CompletableFuture<Void> seekAsync(MessageId
messageId) {
);
}
- final CompletableFuture<Void> seekFuture;
if (internalConsumer == null) {
- List<CompletableFuture<Void>> futures = new
ArrayList<>(consumers.size());
- consumers.values().forEach(consumerImpl ->
futures.add(consumerImpl.seekAsync(messageId)));
- seekFuture = FutureUtil.waitForAll(futures);
+ return seekAllAsync(consumer -> consumer.seekAsync(messageId));
} else {
- seekFuture = internalConsumer.seekAsync(messageId);
+ beforeSeek();
+ final CompletableFuture<Void> future = new CompletableFuture<>();
+ internalConsumer.seekAsync(messageId).whenComplete((__, e) ->
afterSeek(future, e));
+ return future;
}
+ }
+ @Override
+ public CompletableFuture<Void> seekAsync(long timestamp) {
+ return seekAllAsync(consumer -> consumer.seekAsync(timestamp));
+ }
+
+ private CompletableFuture<Void> seekAllAsync(Function<ConsumerImpl<T>,
CompletableFuture<Void>> seekFunc) {
+ beforeSeek();
+ final CompletableFuture<Void> future = new CompletableFuture<>();
+
FutureUtil.waitForAll(consumers.values().stream().map(seekFunc).collect(Collectors.toList()))
+ .whenComplete((__, e) -> afterSeek(future, e));
+ return future;
+ }
+
+ private void beforeSeek() {
Review Comment:
`resetIncomingMessageSize()` is called in `clearIncomingMessages()`, I will
add more assertions to protect it.
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