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https://issues.apache.org/jira/browse/FLINK-18069?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Metzger closed FLINK-18069.
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Resolution: Fixed
Merged new CI check to master in
https://github.com/apache/flink/commit/46d42e5b718ea2cd914dc7feaf4425e04c3e4645.
> Scaladocs not building since inner Java interfaces cannot be recognized
> -----------------------------------------------------------------------
>
> Key: FLINK-18069
> URL: https://issues.apache.org/jira/browse/FLINK-18069
> Project: Flink
> Issue Type: Bug
> Components: API / Scala, Documentation
> Affects Versions: 1.11.0
> Reporter: Tzu-Li (Gordon) Tai
> Assignee: Tzu-Li (Gordon) Tai
> Priority: Critical
> Labels: pull-request-available
>
> Error:
> {code}
> /home/buildslave/slave/flink-docs-master/build/flink-scala/src/main/java/org/apache/flink/api/scala/typeutils/Tuple2CaseClassSerializerSnapshot.java:98:
> error: not found: type OuterSchemaCompatibility
> protected OuterSchemaCompatibility
> resolveOuterSchemaCompatibility(ScalaCaseClassSerializer<Tuple2<T1, T2>>
> newSerializer) {
> ^
> /home/buildslave/slave/flink-docs-master/build/flink-scala/src/main/java/org/apache/flink/api/scala/typeutils/TraversableSerializerSnapshot.java:101:
> error: not found: type OuterSchemaCompatibility
> protected OuterSchemaCompatibility
> resolveOuterSchemaCompatibility(TraversableSerializer<T, E> newSerializer) {
> ^
> /home/buildslave/slave/flink-docs-master/build/flink-scala/src/main/java/org/apache/flink/api/scala/typeutils/ScalaCaseClassSerializerSnapshot.java:106:
> error: not found: type OuterSchemaCompatibility
> protected OuterSchemaCompatibility
> resolveOuterSchemaCompatibility(ScalaCaseClassSerializer<T> newSerializer) {
> ^
> {code}
> This is a similar issue as reported here:
> https://github.com/scala/bug/issues/10509.
> This seems to be a problem with Scala 2.12.x. The only workaround is to
> redundantly add the full-length qualifiers for such interfaces.
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