[jira] [Created] (FLINK-7443) Store and deserializer fields in MetricFetcher should be final

[Shang Yuanchun (Jira)]

Chesnay Schepler created FLINK-7443:
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             Summary: Store and deserializer fields in MetricFetcher should be final
                 Key: FLINK-7443
                 URL: https://issues.apache.org/jira/browse/FLINK-7443
             Project: Flink
          Issue Type: Bug
          Components: Metrics
    Affects Versions: 1.4.0
            Reporter: Chesnay Schepler
            Assignee: Chesnay Schepler
             Fix For: 1.4.0


The {{MetricStore}} and {{MetricDumpDeserializer}} fields in the {{MetricFetcher}} should be final, as they are not meant to be overwritten and are even used for synchronization.



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