[GitHub] [flink] zjffdu commented on a change in pull request #10491: [FLINK-15093][streaming-java] StreamExecutionEnvironment does not cle…

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zjffdu commented on a change in pull request #10491: [FLINK-15093][streaming-java] StreamExecutionEnvironment does not cle…
URL: https://github.com/apache/flink/pull/10491#discussion_r355322861
 
 

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 File path: flink-streaming-java/src/main/java/org/apache/flink/streaming/api/environment/StreamExecutionEnvironment.java
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 @@ -1713,7 +1713,23 @@ public StreamGraph getStreamGraph() {
 	 */
 	@Internal
 	public StreamGraph getStreamGraph(String jobName) {
-		return getStreamGraphGenerator().setJobName(jobName).generate();
+		return getStreamGraph(jobName, true);
+	}
+
+	/**
+	 * Getter of the {@link org.apache.flink.streaming.api.graph.StreamGraph} of the streaming job.
+	 *
+	 * @param jobName Desired name of the job
+	 * @param clearTransformations Whether or not to start a new stage of execution
+	 * @return The streamgraph representing the transformations
+	 */
+	@Internal
+	public StreamGraph getStreamGraph(String jobName, boolean clearTransformations) {
 
 Review comment:
   In which case flink need to keep the transformation instead of clearing it ?

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