(pulsar) 02/03: [fix][broker] Fix BucketDelayedDeliveryTracker thread safety (#24014)

[lhotari]

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lhotari pushed a commit to branch branch-3.3
in repository https://gitbox.apache.org/repos/asf/pulsar.git

commit cab06e692ca9bc8c6279d3eb39fd0f9a5372f645
Author: 道君 <dao...@apache.org>
AuthorDate: Tue Feb 25 14:51:19 2025 +0800

    [fix][broker] Fix BucketDelayedDeliveryTracker thread safety (#24014)
    
    (cherry picked from commit a83dd86756bd540c8cc0991afcd3d2ba333603b7)
---
 .../pulsar/broker/delayed/bucket/BucketDelayedDeliveryTracker.java      | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/delayed/bucket/BucketDelayedDeliveryTracker.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/delayed/bucket/BucketDelayedDeliveryTracker.java
index c23bc17c303..65a92dcd8b9 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/delayed/bucket/BucketDelayedDeliveryTracker.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/delayed/bucket/BucketDelayedDeliveryTracker.java
@@ -754,7 +754,7 @@ public class BucketDelayedDeliveryTracker extends 
AbstractDelayedDeliveryTracker
                 .orElse(false);
     }
 
-    public boolean containsMessage(long ledgerId, long entryId) {
+    public synchronized boolean containsMessage(long ledgerId, long entryId) {
         if (lastMutableBucket.containsMessage(ledgerId, entryId)) {
             return true;
         }