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Posted to issues@beam.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/02/23 19:11:00 UTC

[jira] [Work logged] (BEAM-10529) Kafka XLang fails for ?empty? key/values

     [ https://issues.apache.org/jira/browse/BEAM-10529?focusedWorklogId=731820&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-731820 ]

ASF GitHub Bot logged work on BEAM-10529:
-----------------------------------------

                Author: ASF GitHub Bot
            Created on: 23/Feb/22 19:10
            Start Date: 23/Feb/22 19:10
    Worklog Time Spent: 10m 
      Work Description: codecov[bot] edited a comment on pull request #16923:
URL: https://github.com/apache/beam/pull/16923#issuecomment-1048999684


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   ```diff
   @@            Coverage Diff             @@
   ##           master   #16923      +/-   ##
   ==========================================
   + Coverage   74.67%   83.62%   +8.95%     
   ==========================================
     Files         657      453     -204     
     Lines       82593    62484   -20109     
   ==========================================
   - Hits        61674    52252    -9422     
   + Misses      19919    10232    -9687     
   + Partials     1000        0    -1000     
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Issue Time Tracking
-------------------

            Worklog Id:     (was: 731820)
    Remaining Estimate: 0h
            Time Spent: 10m

> Kafka XLang fails for ?empty? key/values
> ----------------------------------------
>
>                 Key: BEAM-10529
>                 URL: https://issues.apache.org/jira/browse/BEAM-10529
>             Project: Beam
>          Issue Type: Bug
>          Components: cross-language, io-java-kafka
>            Reporter: Luke Cwik
>            Assignee: John Casey
>            Priority: P1
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> It looks like the Javadoc for ByteArrayDeserializer and StringDeserializer can return null[1, 2] and we aren't using NullableCoder.of(ByteArrayCoder.of()) in the expansion[3]. Note that KafkaIO does this correctly in its regular coder inference logic[4].
> 1: [https://kafka.apache.org/21/javadoc/org/apache/kafka/common/serialization/ByteArrayDeserializer.html#deserialize-java.lang.String-byte:A-|https://kafka.apache.org/21/javadoc/org/apache/kafka/common/serialization/ByteArrayDeserializer.html#deserialize-java.lang.String-byte:A-2:]
> [2:|https://kafka.apache.org/21/javadoc/org/apache/kafka/common/serialization/ByteArrayDeserializer.html#deserialize-java.lang.String-byte:A-2:]
>  [https://kafka.apache.org/21/javadoc/org/apache/kafka/common/serialization/StringDeserializer.html#deserialize-java.lang.String-byte:A-]
> 3: [https://github.com/apache/beam/blob/af2d6b0379d64b522ecb769d88e9e7e7b8900208/sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/KafkaIO.java#L478]
> 4: [https://github.com/apache/beam/blob/af2d6b0379d64b522ecb769d88e9e7e7b8900208/sdks/java/io/kafka/src/main/java/org/apache/beam/sdk/io/kafka/LocalDeserializerProvider.java#L85]



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