[jira] [Updated] (KAFKA-7584) StreamsConfig throws ClassCastException if max.in.flight.request.per.connect is specified as String

["Guozhang Wang (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KAFKA-7584?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Guozhang Wang updated KAFKA-7584:
---------------------------------
    Fix Version/s: 2.2.0

> StreamsConfig throws ClassCastException if max.in.flight.request.per.connect is specified as String
> ---------------------------------------------------------------------------------------------------
>
>                 Key: KAFKA-7584
>                 URL: https://issues.apache.org/jira/browse/KAFKA-7584
>             Project: Kafka
>          Issue Type: Improvement
>          Components: streams
>    Affects Versions: 2.0.0
>            Reporter: Matthias J. Sax
>            Assignee: Matthias J. Sax
>            Priority: Minor
>             Fix For: 2.2.0, 2.1.1, 2.0.2
>
>
> Setting 
> {quote}{{props.put(StreamsConfig.PROCESSING_GUARANTEE_CONFIG, EXACTLY_ONCE);}}
> {{props.put(ProducerConfig.MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION, "3");}}
> {quote}
> results in
> {quote}{{java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer}}{{at org.apache.kafka.streams.StreamsConfig.checkIfUnexpectedUserSpecifiedConsumerConfig(StreamsConfig.java:875)}}
> {{ at org.apache.kafka.streams.StreamsConfig.getProducerConfigs(StreamsConfig.java:1071)}}
> {quote}
>  



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