Github user greghogan commented on a diff in the pull request: https://github.com/apache/flink/pull/2457#discussion_r87440964 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/jobgraph/jsonplan/JsonPlanGenerator.java --- @@ -52,10 +52,10 @@ public static String generatePlan(JobGraph jg) { for (JobVertex vertex : jg.getVertices()) { String operator = vertex.getOperatorName() != null ? - vertex.getOperatorName() : NOT_SET; + vertex.getOperatorName() : ""; --- End diff -- Why not change `NOT_SET` to be `""`?
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