Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/1237#discussion_r45600975
--- Diff:
flink-staging/flink-table/src/main/scala/org/apache/flink/api/java/table/JavaStreamingTranslator.scala
---
@@ -113,8 +131,14 @@ class JavaStreamingTranslator extends PlanTranslator {
private def translateInternal(op: PlanNode): DataStream[Row] = {
op match {
- case Root(dataSet: DataStream[Row], resultFields) =>
- dataSet
+ case Root(dataStream: DataStream[Row], resultFields) =>
+ dataStream
+
+ case Root(tableSource: AdaptiveTableSource, resultFields) =>
+ if (env.isEmpty) {
+ throw new ExpressionException("This operation requires a
TableEnvironment.")
+ }
+ tableSource.createAdaptiveDataStream(env.get)
--- End diff --
`env` extraction
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