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https://issues.apache.org/jira/browse/KAFKA-15597?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Roman Schmitz updated KAFKA-15597:
----------------------------------
    Summary: Allow Connect DropHeaders SMT remove headers on a 
wildcard/regexp-basis  (was: Allow Connect DropHeaders SMT remove headers on a 
wildcard-basis)

> Allow Connect DropHeaders SMT remove headers on a wildcard/regexp-basis
> -----------------------------------------------------------------------
>
>                 Key: KAFKA-15597
>                 URL: https://issues.apache.org/jira/browse/KAFKA-15597
>             Project: Kafka
>          Issue Type: Improvement
>          Components: KafkaConnect
>            Reporter: Roman Schmitz
>            Priority: Minor
>
> In many use cases you might not only want to drop a few specific Kafka 
> headers but a set of headers whose names can also dynamically change (e.g. 
> when used with some end-to-end-encryption libraries). To prevent those 
> headers to be further forwarded/processed downstream, I suggest to add regexp 
> matching to the *apply* method instead of a set-based {*}contains{*}. Link to 
> the relevant code:
> [https://github.com/apache/kafka/blob/7b5d640cc656443a078bda096d01910b3edfdb37/connect/transforms/src/main/java/org/apache/kafka/connect/transforms/DropHeaders.java#L54
>  |http://example.com]



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