lordcheng10 commented on a change in pull request #14970:
URL: https://github.com/apache/pulsar/pull/14970#discussion_r840189904
##########
File path:
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentDispatcherMultipleConsumers.java
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@@ -163,12 +163,17 @@ protected boolean isConsumersExceededOnSubscription() {
return isConsumersExceededOnSubscription(topic, consumerList.size());
}
+ private void removeAllConsumer(Consumer consumer){
+ while(consumerList.remove(consumer)){
+ }
+ }
+
@Override
public synchronized void removeConsumer(Consumer consumer) throws
BrokerServiceException {
// decrement unack-message count for removed consumer
addUnAckedMessages(-consumer.getUnackedMessages());
if (consumerSet.removeAll(consumer) == 1) {
- consumerList.remove(consumer);
+ removeAllConsumer(consumer);
Review comment:
Fixed:
1.do a check in addConsumer;
2.use removeIf;
PTAL,thanks! @lhotari
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