[jira] [Updated] (AVRO-3536) Union type not inheriting type conversions

["Ryan Skraba (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AVRO-3536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Ryan Skraba updated AVRO-3536:
------------------------------
    Fix Version/s: 1.11.2

> Union type not inheriting type conversions
> ------------------------------------------
>
>                 Key: AVRO-3536
>                 URL: https://issues.apache.org/jira/browse/AVRO-3536
>             Project: Apache Avro
>          Issue Type: Bug
>          Components: java
>    Affects Versions: 1.11.0
>            Reporter: Prathamesh
>            Assignee: Prathamesh
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.11.2
>
>         Attachments: Test1.avsc, avro-union-issue.zip
>
>          Time Spent: 2.5h
>  Remaining Estimate: 0h
>
> The attached schema has top-level AVRO Union type. Whenever the client tries to deserialize the message it fails at parsing field - opt_amount, with stack trace - 
> {code:java}
> Caused by: java.lang.ClassCastException: class java.nio.HeapByteBuffer cannot be cast to class java.math.BigDecimal (java.nio.HeapByteBuffer and java.math.BigDecimal are in module java.base of loader 'bootstrap')
> at io.confluent.base.model.Test1.put(Test1.java:115)
> at org.apache.avro.generic.GenericData.setField(GenericData.java:837)
> at org.apache.avro.specific.SpecificDatumReader.readField(SpecificDatumReader.java:139)
> at org.apache.avro.generic.GenericDatumReader.readRecord(GenericDatumReader.java:248)
> at org.apache.avro.specific.SpecificDatumReader.readRecord(SpecificDatumReader.java:123)
> at org.apache.avro.generic.GenericDatumReader.readWithoutConversion(GenericDatumReader.java:180)
> at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:161)
> at org.apache.avro.generic.GenericDatumReader.readWithoutConversion(GenericDatumReader.java:188)
> at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:161)
> at org.apache.avro.generic.GenericDatumReader.read(GenericDatumReader.java:154)
> at io.confluent.kafka.serializers.AbstractKafkaAvroDeserializer$DeserializationContext.read(AbstractKafkaAvroDeserializer.java:400) {code}
> The sample message you can try is -
> {code:java}
> { "io.confluent.base.model.Test1": { "opt_amount": { "bytes": "10.2" } } } {code}



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