JingGe commented on a change in pull request #18397:
URL: https://github.com/apache/flink/pull/18397#discussion_r789726411
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File path:
flink-connectors/flink-connector-kafka/src/main/java/org/apache/flink/connector/kafka/sink/KafkaSerializerWrapper.java
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@@ -65,8 +77,15 @@ public void open(InitializationContext context) throws
Exception {
serializerClass.getName(),
Serializer.class,
getClass().getClassLoader());
+
+ if (config.isEmpty()) {
Review comment:
fair enough, I will remove this part.
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