Assigning reviewers:

R: @m-trieu for label java.

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@m-trieu Any guidance on how to execute the Elasticsearch unit tests? I took a quick look over https://github.com/apache/beam/blob/master/.github/workflows/README.md but I'm not yet clear on how to execute the unit tests for ES

Reminder, please take a look at this pr: @m-trieu

Assigning new set of reviewers because Pr has gone too long without review. If you would like to opt out of this review, comment assign to next reviewer:

R: @Abacn for label java.

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Ran ./gradlew :sdks:java:io:elasticsearch-tests:elasticsearch-tests-9:build locally and there is one test failure

testValidSSLAndUsernameConfiguration

java.lang.NullPointerException
	at org.apache.beam.sdk.io.elasticsearch.ElasticsearchIOTest.testValidSSLAndUsernameConfiguration(ElasticsearchIOTest.java:303)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

also need to add the test target to github action script

@Abacn thanks! Both should now be fixed

Good call @Abacn, added!