gaoyunhaii commented on a change in pull request #13231:
URL: https://github.com/apache/flink/pull/13231#discussion_r477191461
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File path:
flink-streaming-scala/src/main/scala/org/apache/flink/streaming/api/scala/StreamExecutionEnvironment.scala
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@@ -30,16 +29,17 @@ import
org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer
import org.apache.flink.api.scala.ClosureCleaner
import org.apache.flink.configuration.{Configuration, ReadableConfig}
import org.apache.flink.core.execution.{JobClient, JobListener}
-import org.apache.flink.runtime.state.AbstractStateBackend
import org.apache.flink.runtime.state.StateBackend
import org.apache.flink.streaming.api.environment.{StreamExecutionEnvironment
=> JavaEnv}
-import org.apache.flink.streaming.api.functions.source._
import
org.apache.flink.streaming.api.functions.source.SourceFunction.SourceContext
+import org.apache.flink.streaming.api.functions.source._
import org.apache.flink.streaming.api.{CheckpointingMode, TimeCharacteristic}
import org.apache.flink.util.SplittableIterator
-import scala.collection.JavaConverters._
+import com.esotericsoftware.kryo.Serializer
+
Review comment:
Do we need one line of space here ? Since they seems to belong to the
same group of non-jvm and non-flink imports.
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