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https://issues.apache.org/jira/browse/FLINK-12501?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17019541#comment-17019541
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Gary Yao commented on FLINK-12501:
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I removed _"The `AvroTypeSerializer` now works with types that are generated
from Avrohugger, an Avro plugin for Scala."_ from the release notes. We do not
include all bug fixes in the release notes, and I do not see how this one
differs from other bug fixes.
> AvroTypeSerializer does not work with types generated by avrohugger
> -------------------------------------------------------------------
>
> Key: FLINK-12501
> URL: https://issues.apache.org/jira/browse/FLINK-12501
> 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: 1.9.1, 1.10.0
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> 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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