Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/1480#discussion_r48659202
--- Diff:
flink-streaming-scala/src/main/scala/org/apache/flink/streaming/api/scala/DataStream.scala
---
@@ -44,7 +44,14 @@ class DataStream[T](javaStream: JavaStream[T]) {
/**
* Gets the underlying java DataStream object.
*/
- def getJavaStream: JavaStream[T] = javaStream
+ private[flink] def getJavaStream: JavaStream[T] = javaStream
+
+ /**
+ * Returns the [[StreamExecutionEnvironment]] associated with the
current [[DataStream]].
+ * @return associated execution environment
+ */
+ def getExecutionEnvironment: StreamExecutionEnvironment =
+ new StreamExecutionEnvironment(javaStream.getExecutionEnvironment)
--- End diff --
I think creating a new environment can lead to problems. The proper
`StreamExecutionEnvironment`should be stored in the java stream and retrieved
here.
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