HADOOP-17138. Fix spotbugs warnings surfaced after upgrade to 4.0.6.#2155

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iwasakims merged 2 commits intoapache:trunkfrom

iwasakims:HADOOP-17138

Jul 22, 2020

Commits on Jul 20, 2020

HADOOP-17138. Fix spotbugs warnings surfaced after upgrade to 4.0.6.
iwasakims
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Commits on Jul 21, 2020

fixed increase/decrease autoboxed Integer rather than filtering false positive DLS_DEAD_LOCAL_STORE.
iwasakims
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