Could you maybe outline how you want to extend the wrapped sink
functionality? A better approach might be to add an operation "in front"
of the sink.
Best,
Aljoscha
On 08.10.20 11:32, Lorenzo Pirazzini wrote:
Hello, I'm having trouble finding a way to add logic to an existing
SinkFunction.
W
I think any solution here is inherently fragile since future versions of
flink can have different abstract classes or interfaces you won't know it
has to support. But for a given release, something you can consider is a
wrapper class that extends/implements the ones you support. Then, during
the me