[jira] [Created] (BEAM-12209) DirectStreamObserver is not thread-safe as advertised due to racy integer operations

[Sam Whittle (Jira)]

Sam Whittle created BEAM-12209:
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             Summary: DirectStreamObserver is not thread-safe as advertised due 
to racy integer operations
                 Key: BEAM-12209
                 URL: https://issues.apache.org/jira/browse/BEAM-12209
             Project: Beam
          Issue Type: Bug
          Components: java-fn-execution
            Reporter: Sam Whittle
            Assignee: Sam Whittle


An AtomicInteger should be used instead for the message counting for periodic 
flow control checking.



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