Remove experimental annotation from Beam

[kennknowles]

Drop @experimental annotations and concept from Beam. Discussion occurred at https://lists.apache.org/thread/tvvdckdom8jtv2xr9mzg0ltjjpbmydrv.

Largely automated change. There are likely mentions in comments and elsewhere that will have follow-up changes to clean up the conceptual framework.

---

Thank you for your contribution! Follow this checklist to help us incorporate your contribution quickly and easily:

• Mention the appropriate issue in your description (for example: addresses #123), if applicable. This will automatically add a link to the pull request in the issue. If you would like the issue to automatically close on merging the pull request, comment fixes #<ISSUE NUMBER> instead.
• Update CHANGES.md with noteworthy changes.
• If this contribution is large, please file an Apache Individual Contributor License Agreement.

See the Contributor Guide for more tips on how to make review process smoother.

To check the build health, please visit https://github.com/apache/beam/blob/master/.test-infra/BUILD_STATUS.md

GitHub Actions Tests Status (on master branch)

See CI.md for more information about GitHub Actions CI.

[kennknowles]

Failures, from java precommit:

• org.apache.beam.runners.flink.FlinkRequiresStableInputTest.testParDoRequiresStableInputPortable
• org.apache.beam.runners.flink.FlinkRequiresStableInputTest.testParDoRequiresStableInputStatefulPortable
• org.apache.beam.sdk.util.UnboundedScheduledExecutorServiceTest.testThreadsAreAddedOnlyAsNeededWithContention

They all look like unrelated flakes to me.

[kennknowles]

run java precommit

[kennknowles]

Java_Spark3_Versions failed with gradle executor dying

[kennknowles]

Run Java_Spark3_Versions PreCommit

[kennknowles]

Cassandra and SQL+Java17 actually were hung jobs

[kennknowles]

Run SQL_Java17 PreCommit

[kennknowles]

Run Java_Cassandra_IO_Direct PreCommit

[Abacn]

Thanks, LGTM

[kennknowles]

Resolved conflicts and pushed. So all the tests need to re-run anyhow. The problem was a known timeout in the GitHub Actions workflows. We will see if we can get it green.

[brucearctor]

The problem was a known timeout in the GitHub Actions workflows. We will see if we can get it green.

The "known timeout" ... is this something we have some ability to do anything about. Ex: if we run some 'self-hosted' runners [ https://docs.github.com/en/actions/hosting-your-own-runners/managing-self-hosted-runners/about-self-hosted-runners ]? I don't know enough about the issue. Happy to help configure things, sort out a solution, assuming there is some good docs on the known issue and we believe there might be a solution.

[kennknowles]

Run Java_IOs_Direct PreCommit

[kennknowles]

RabbitMQ failed to come up for the tests. I'll check if it fails again.

[kennknowles]

org.apache.beam.sdk.io.gcp.spanner.SpannerReadIT.testReadWithDataBoost

[kennknowles]

@darshan-sj saw the above failure in Spanner databoost and I noticed you authored #26007

[kennknowles]

Run Java_GCP_IO_Direct PreCommit

[kennknowles]

org.apache.beam.sdk.io.gcp.bigquery.BigQueryIOWriteTest.testTriggeredFileLoadsWithTempTablesToExistingNullSchemaTable[1]

[kennknowles]

Run Java_GCP_IO_Direct PreCommit

[kennknowles]

org.apache.beam.sdk.io.gcp.spanner.SpannerReadIT.testReadWithDataBoost

[kennknowles]

Run Java_GCP_IO_Direct PreCommit

[kennknowles]

I think we've kicked the flakes enough times here.