codelipenghui commented on a change in pull request #5491: Fix message
deduplicate issue while using external sequence id with batch produce
URL: https://github.com/apache/pulsar/pull/5491#discussion_r342428286
##########
File path:
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/Producer.java
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@@ -298,7 +344,8 @@ public void completed(Exception exception, long ledgerId,
long entryId) {
if (!(exception instanceof TopicClosedException)) {
// For TopicClosed exception there's no need to send
explicit error, since the client was
// already notified
-
producer.cnx.ctx().writeAndFlush(Commands.newSendError(producer.producerId,
sequenceId,
+ long callBackSequenceId = lastSequenceId >= sequenceId
? lastSequenceId : sequenceId;
Review comment:
I will add a common function to get the callback sequenceId
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