Don't override existing consumer config values KafkaIO (#32443)

Signed-off-by: Jeffrey Kinard <[email protected]>
apache · Sep 15, 2024 · e259f47 · e259f47
1 parent 7a6121a
commit e259f47
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/...io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaReadSchemaTransformProvider.java b/...io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaReadSchemaTransformProvider.java
@@ -149,10 +149,10 @@ public PCollectionRowTuple expand(PCollectionRowTuple input) {
       Map<String, Object> consumerConfigs =
           new HashMap<>(
               MoreObjects.firstNonNull(configuration.getConsumerConfigUpdates(), new HashMap<>()));
-      consumerConfigs.put(ConsumerConfig.GROUP_ID_CONFIG, "kafka-read-provider-" + groupId);
-      consumerConfigs.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, true);
-      consumerConfigs.put(ConsumerConfig.AUTO_COMMIT_INTERVAL_MS_CONFIG, 100);
-      consumerConfigs.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, autoOffsetReset);
+      consumerConfigs.putIfAbsent(ConsumerConfig.GROUP_ID_CONFIG, "kafka-read-provider-" + groupId);
+      consumerConfigs.putIfAbsent(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, true);
+      consumerConfigs.putIfAbsent(ConsumerConfig.AUTO_COMMIT_INTERVAL_MS_CONFIG, 100);
+      consumerConfigs.putIfAbsent(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, autoOffsetReset);
 
       String format = configuration.getFormat();
       boolean handleErrors = ErrorHandling.hasOutput(configuration.getErrorHandling());