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Posted to issues@beam.apache.org by "Andrew Pilloud (Jira)" <ji...@apache.org> on 2021/05/11 00:41:00 UTC

[jira] [Updated] (BEAM-12105) Beam Schema RowCoder can't roundtrip DateTime

     [ https://issues.apache.org/jira/browse/BEAM-12105?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Andrew Pilloud updated BEAM-12105:
----------------------------------
    Component/s:     (was: dsl-sql)

> Beam Schema RowCoder can't roundtrip DateTime
> ---------------------------------------------
>
>                 Key: BEAM-12105
>                 URL: https://issues.apache.org/jira/browse/BEAM-12105
>             Project: Beam
>          Issue Type: Bug
>          Components: sdk-java-core
>    Affects Versions: 2.21.0, 2.22.0, 2.23.0, 2.24.0, 2.25.0, 2.26.0, 2.27.0, 2.28.0
>            Reporter: Andrew Pilloud
>            Assignee: Reuven Lax
>            Priority: P2
>
> Beam 2.21.0+ won't roundtrip DateTime. The test was changed in the PR that introduced the breakage: https://github.com/apache/beam/commit/fc6cef9972780ca6b7525d4aadd65a8344221f1b#diff-6dc06eab59c695aaa6c73cf608b392a6a6ab0809e72f1fc3b11805752b8eb69eL68
> This is what doesn't work:
> {code}
> Row.withSchema(...).addValues(inputRow.getDateTime()).build();
> {code}
> Workaround:
> {code}
> Row.withSchema(...).addValues(inputRow.getDateTime().toInstant()).build();
> {code}
> Stack trace:
> {code}
> Caused by: java.lang.ClassCastException: org.joda.time.DateTime cannot be cast to org.joda.time.Instant                                    
>         at org.apache.beam.sdk.coders.InstantCoder.encode(InstantCoder.java:34)                                                            
>         at org.apache.beam.sdk.coders.RowCoderGenerator$EncodeInstruction.encodeDelegate(RowCoderGenerator.java:274)                       
>         at org.apache.beam.sdk.coders.Coder$ByteBuddy$qZItcXc5.encode(Unknown Source)                                                      
>         at org.apache.beam.sdk.coders.Coder$ByteBuddy$qZItcXc5.encode(Unknown Source)                                                      
>         at org.apache.beam.sdk.schemas.SchemaCoder.encode(SchemaCoder.java:118)                                                            
>         at org.apache.beam.sdk.coders.Coder.encode(Coder.java:136)                                                                         
>         at org.apache.beam.sdk.util.CoderUtils.encodeToSafeStream(CoderUtils.java:85)                                                      
>         at org.apache.beam.sdk.util.CoderUtils.encodeToByteArray(CoderUtils.java:69)                                                       
>         at org.apache.beam.sdk.util.CoderUtils.encodeToByteArray(CoderUtils.java:54)                                                       
>         at org.apache.beam.sdk.util.CoderUtils.clone(CoderUtils.java:144)                                                                  
>         at org.apache.beam.sdk.util.MutationDetectors$CodedValueMutationDetector.<init>(MutationDetectors.java:118)                        
>         at org.apache.beam.sdk.util.MutationDetectors.forValueWithCoder(MutationDetectors.java:49)                                         
>         at org.apache.beam.runners.direct.ImmutabilityCheckingBundleFactory$ImmutabilityEnforcingBundle.add(ImmutabilityCheckingBundleFacto
> ry.java:115)                                                                                                                               
>         at org.apache.beam.runners.direct.ParDoEvaluator$BundleOutputManager.output(ParDoEvaluator.java:305)                               
>         at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner.outputWindowedValue(SimpleDoFnRunner.java:272)             
>         at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner.access$900(SimpleDoFnRunner.java:84)                       
>         at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner$DoFnProcessContext.output(SimpleDoFnRunner.java:418)       
>         at org.apache.beam.repackaged.direct_java.runners.core.SimpleDoFnRunner$DoFnProcessContext.output(SimpleDoFnRunner.java:406)  
> {code}



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