[FLINK-26119] AsyncSinkWriterStateSerializer needs to be PublicEvolving

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 1.15.0
• Component/s: Connectors / Common
• Labels: pull-request-available
• Assignee: Danny Cranmer
• Reporter: Fabian Paul
• Created: 14/Feb/22 09:27
• Updated: 16/Feb/22 11:55
• Resolved: 16/Feb/22 11:55

Description

Developers who want to create an AsyncSink are supposed to use the AsyncSinkWriterStateSerializer to create the writer serializer. In hindsight of the upcoming connector externalization, this class needs to be made PublicEvolving to guarantee some stability.

Issue Links

• is caused by: FLINK-25943 Kinesis, Firehose Async Sink state serializer implementation
• links to: GitHub Pull Request #18771