[#1530] feat(spark-connector): support specifying scala version to build and test Gravitino #2131
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What changes were proposed in this pull request?
support specify scala versions, by two methods:
gradle build -PscalaVersion=xx
defaultScalaVersion
in gradle.propertiesmethod2 will be overwrite by method1 if both existing, and supports scala 2.12 for now.
Why are the changes needed?
spark hive connector just supports scala 2.12
Does this PR introduce any user-facing change? no
How was this patch tested?
existing UTs