tweise commented on a change in pull request #8469: [FLINK-12539][Connectors /
FileSystem] StreamingFileSink: Make the class customizable
URL: https://github.com/apache/flink/pull/8469#discussion_r284831310
##########
File path:
flink-streaming-java/src/main/java/org/apache/flink/streaming/api/functions/sink/filesystem/StreamingFileSink.java
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@@ -170,7 +170,7 @@ private StreamingFileSink(
/**
* The base abstract class for the {@link RowFormatBuilder} and {@link
BulkFormatBuilder}.
*/
- private abstract static class BucketsBuilder<IN, BucketID> implements
Serializable {
+ public abstract static class BucketsBuilder<IN, BucketID> implements
Serializable {
Review comment:
Should this be `protected`?
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