Phoenix_Dad created SPARK-20806:
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Summary: Launcher：redundant code，invalid branch of judgment
Key: SPARK-20806
URL: https://issues.apache.org/jira/browse/SPARK-20806
Project: Spark
Issue Type: Bug
Components: Deploy, Spark Submit
Affects Versions: 2.1.1
Reporter: Phoenix_Dad
org.apache.spark.launcher.CommandBuilderUtils
In findJarsDir function, there is an “if or else” branch .
the first input argument of 'checkState' in 'if' subclause is always true, so
'checkState' is useless here
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