[FLINK-33201][Connectors/Kafka] Fix memory leak in CachingTopicSelector

apache · Aug 22, 2024 · ea3a641 · ea3a641
1 parent b5b8076
commit ea3a641
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/...ain/java/org/apache/flink/connector/kafka/sink/KafkaRecordSerializationSchemaBuilder.java b/...ain/java/org/apache/flink/connector/kafka/sink/KafkaRecordSerializationSchemaBuilder.java
@@ -284,7 +284,7 @@ private static class CachingTopicSelector<IN> implements Function<IN, String>, S
         public String apply(IN in) {
             final String topic = cache.getOrDefault(in, topicSelector.apply(in));
             cache.put(in, topic);
-            if (cache.size() == CACHE_RESET_SIZE) {
+            if (cache.size() >= CACHE_RESET_SIZE) {
                 cache.clear();
             }
             return topic;