[jira] [Closed] (FLINK-18478) AvroDeserializationSchema does not work with types generated by avrohugger

["Aljoscha Krettek (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-18478?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Aljoscha Krettek closed FLINK-18478.
------------------------------------
    Fix Version/s: 1.12.0
       Resolution: Fixed

release-1.10: cf047a4d3357784705b0af2ec281cdefce278d7e
release-1.11: 66a6620bd1463af6293a8d742d59ac2eaf480bdd
master: b3e8fdebc66d094032427faf96b7a00f48ebd7a0

> AvroDeserializationSchema does not work with types generated by avrohugger
> --------------------------------------------------------------------------
>
>                 Key: FLINK-18478
>                 URL: https://issues.apache.org/jira/browse/FLINK-18478
>             Project: Flink
>          Issue Type: Bug
>          Components: Formats (JSON, Avro, Parquet, ORC, SequenceFile)
>            Reporter: Aljoscha Krettek
>            Assignee: Aljoscha Krettek
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.10.2, 1.12.0, 1.11.1
>
>
> The main problem is that the code in {{SpecificData.createSchema()}} tries to reflectively read the {{SCHEMA$}} field, that is normally there in Avro generated classes. However, avrohugger generates this field in a companion object, which the reflective Java code will therefore not find.
> This is also described in these ML threads:
>  * [https://lists.apache.org/thread.html/5db58c7d15e4e9aaa515f935be3b342fe036e97d32e1fb0f0d1797ee@%3Cuser.flink.apache.org%3E]
>  * [https://lists.apache.org/thread.html/cf1c5b8fa7f095739438807de9f2497e04ffe55237c5dea83355112d@%3Cuser.flink.apache.org%3E]



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