Github user pgandhi999 commented on a diff in the pull request:
https://github.com/apache/spark/pull/21688#discussion_r235184320
--- Diff:
core/src/main/scala/org/apache/spark/status/api/v1/StagesResource.scala ---
@@ -102,4 +103,120 @@ private[v1] class StagesResource extends
BaseAppResource {
withUI(_.store.taskList(stageId, stageAttemptId, offset, length,
sortBy))
}
+ // This api needs to stay formatted exactly as it is below, since, it is
being used by the
+ // datatables for the stages page.
+ @GET
+ @Path("{stageId: \\d+}/{stageAttemptId: \\d+}/taskTable")
+ def taskTable(
+ @PathParam("stageId") stageId: Int,
+ @PathParam("stageAttemptId") stageAttemptId: Int,
+ @QueryParam("details") @DefaultValue("true") details: Boolean,
+ @Context uriInfo: UriInfo):
+ HashMap[String, Object] = {
+ withUI { ui =>
+ val uriQueryParameters = uriInfo.getQueryParameters(true)
+ val totalRecords = uriQueryParameters.getFirst("numTasks")
+ var isSearch = false
+ var searchValue: Option[String] = None
+ var filteredRecords = totalRecords
+ // The datatables client API sends a list of query parameters to the
server which contain
+ // information like the columns to be sorted, search value typed by
the user in the search
+ // box, pagination index etc. For more information on these query
parameters,
+ // refer https://datatables.net/manual/server-side.
+ if (uriQueryParameters.getFirst("search[value]") != null &&
+ uriQueryParameters.getFirst("search[value]").length > 0) {
+ isSearch = true
+ searchValue = Some(uriQueryParameters.getFirst("search[value]"))
+ }
+ val _tasksToShow: Seq[TaskData] = doPagination(uriQueryParameters,
stageId, stageAttemptId,
+ isSearch, totalRecords.toInt)
+ val ret = new HashMap[String, Object]()
+ if (_tasksToShow.nonEmpty) {
+ // Performs server-side search based on input from user
+ if (isSearch) {
+ val filteredTaskList = filterTaskList(_tasksToShow,
searchValue.get)
--- End diff --
Done
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