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Posted to commits@beam.apache.org by "Ted Yu (JIRA)" <ji...@apache.org> on 2017/04/12 16:45:41 UTC

[jira] [Created] (BEAM-1950) Access to static field shouldn't be protected by lock on non-static MicrobatchSource.this

Ted Yu created BEAM-1950:
----------------------------

             Summary: Access to static field shouldn't be protected by lock on non-static MicrobatchSource.this
                 Key: BEAM-1950
                 URL: https://issues.apache.org/jira/browse/BEAM-1950
             Project: Beam
          Issue Type: Bug
          Components: runner-spark
            Reporter: Ted Yu
            Assignee: Amit Sela
            Priority: Minor


In MicrobatchSource :
{code}
  private synchronized void initReaderCache(long readerCacheInterval) {
    if (readerCache == null) {
      LOG.info("Creating reader cache. Cache interval = " + readerCacheInterval + " ms.");
      readerCache =
          CacheBuilder.newBuilder()
{code}
readerCache is static.
Access to readerCache shouldn't be protected by lock on non-static MicrobatchSource.this



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