yangZhiguo created SPARK-21004:
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Summary: remove the never used declaration in function
warnDeprecatedVersions
Key: SPARK-21004
URL: https://issues.apache.org/jira/browse/SPARK-21004
Project: Spark
Issue Type: Bug
Components: Spark Core
Affects Versions: 2.3.0
Reporter: yangZhiguo
Priority: Minor
the function {warnDeprecatedVersions} of class SparkContext, the declaration of
val javaVersion = System.getProperty("java.version").split("[+.\\-]+", 3)
is never used in this function
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