1996fanrui commented on code in PR #23550:
URL: https://github.com/apache/flink/pull/23550#discussion_r1371930593
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flink-streaming-java/src/main/java/org/apache/flink/streaming/api/graph/StreamConfig.java:
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@@ -368,7 +373,8 @@ public void setStreamOperator(StreamOperator<?> operator) {
public void setStreamOperatorFactory(StreamOperatorFactory<?> factory) {
if (factory != null) {
- toBeSerializedConfigObjects.put(SERIALIZEDUDF, factory);
+ toBeSerializedConfigObjects.put(SERIALIZED_UDF, factory);
+ config.setString(SERIALIZED_UDF_CLASS_NAME,
factory.getClass().getName());
Review Comment:
I have a question, is there the same classloader issue for solution1?
For example, the new sub class and SinkWriterOperatorFactory are loaded by
different classloader, and we cannot check whether the class is a subclass of
SinkWriterOperatorFactory.
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