HeartSaVioR commented on a change in pull request #26201: [SPARK-29543][SS][UI]
Init structured streaming ui
URL: https://github.com/apache/spark/pull/26201#discussion_r365650148
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File path: core/src/main/scala/org/apache/spark/ui/UIUtils.scala
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@@ -572,4 +628,23 @@ private[spark] object UIUtils extends Logging {
def buildErrorResponse(status: Response.Status, msg: String): Response = {
Response.status(status).entity(msg).`type`(MediaType.TEXT_PLAIN).build()
}
+
+ /**
+ * There may be different duration labels in each batch. So we need to
+ * mark those missing duration label as '0d' to avoid UI rending error.
+ */
+ def durationDataPadding(
+ values: Array[(Long, ju.Map[String, JLong])]): Array[(Long, Map[String,
Double])] = {
+ val operationLabels = values.flatMap(_._2.keySet().asScala).toSet
+ values.map { case (x, y) =>
+ val dataPadding = operationLabels.map(d =>
Review comment:
nit: let's be consistent on style
```
val dataPadding = operationLabels.map { d =>
...
}
```
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