Luke Cwik created BEAM-14027:
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Summary: Java PreCommit flaky
org.apache.beam.sdk.transforms/ParDoLifecycleTest#testTeardownCalledAfterExceptionInProcessElementStateful
Key: BEAM-14027
URL: https://issues.apache.org/jira/browse/BEAM-14027
Project: Beam
Issue Type: Bug
Components: test-failures
Reporter: Luke Cwik
Assignee: Reuven Lax
Looks like https://github.com/apache/beam/pull/16727 is using the static map
concurrently which is not thread safe.
Causing failures like:
{noformat}
java.util.ConcurrentModificationException
at java.util.HashMap$HashIterator.nextNode(HashMap.java:1469)
at java.util.HashMap$ValueIterator.next(HashMap.java:1498)
at java.util.AbstractCollection.toString(AbstractCollection.java:461)
at java.lang.String.valueOf(String.java:2994)
at java.lang.StringBuilder.append(StringBuilder.java:131)
at
org.apache.beam.sdk.transforms.ParDoLifecycleTest$ExceptionThrowingFn.validate(ParDoLifecycleTest.java:392)
at
org.apache.beam.sdk.transforms.ParDoLifecycleTest$ExceptionThrowingFn.access$300(ParDoLifecycleTest.java:356)
at
org.apache.beam.sdk.transforms.ParDoLifecycleTest.testTeardownCalledAfterExceptionInProcessElementStateful(ParDoLifecycleTest.java:269)
{noformat}
See failure in:
https://ci-beam.apache.org/job/beam_PreCommit_Java_Commit/21291/testReport/junit/org.apache.beam.sdk.transforms/ParDoLifecycleTest/testTeardownCalledAfterExceptionInProcessElementStateful/
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