[GitHub] spark pull request: [SPARK-3454] [WIP] separate json endpoints for...

[squito <gi...@git.apache.org>]

Github user squito commented on a diff in the pull request:

    https://github.com/apache/spark/pull/4435#discussion_r27600502
  
    --- Diff: core/src/main/scala/org/apache/spark/status/api/v1/AllStagesResource.scala ---
    @@ -0,0 +1,202 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one or more
    + * contributor license agreements.  See the NOTICE file distributed with
    + * this work for additional information regarding copyright ownership.
    + * The ASF licenses this file to You under the Apache License, Version 2.0
    + * (the "License"); you may not use this file except in compliance with
    + * the License.  You may obtain a copy of the License at
    + *
    + *    http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +package org.apache.spark.status.api.v1
    +
    +import java.util.Date
    +import javax.ws.rs.{GET, PathParam, Produces, QueryParam}
    +import javax.ws.rs.core.MediaType
    +
    +import org.apache.spark.executor.{InputMetrics => InternalInputMetrics, OutputMetrics => InternalOutputMetrics, ShuffleReadMetrics => InternalShuffleReadMetrics, ShuffleWriteMetrics => InternalShuffleWriteMetrics, TaskMetrics => InternalTaskMetrics}
    +import org.apache.spark.scheduler.{AccumulableInfo => InternalAccumulableInfo, StageInfo}
    +import org.apache.spark.ui.SparkUI
    +import org.apache.spark.ui.jobs.UIData.{StageUIData, TaskUIData}
    +
    +@Produces(Array(MediaType.APPLICATION_JSON))
    +private[v1] class AllStagesResource(uiRoot: UIRoot) {
    +
    +  @GET
    +  def stageList(
    +    @PathParam("appId") appId: String,
    +    @QueryParam("status") statuses: java.util.List[StageStatus]
    +  ): Seq[StageData] = {
    +    uiRoot.withSparkUI(appId) { ui =>
    +      val listener = ui.stagesTab.listener
    --- End diff --
    
    good point, there was no good reason to go through `stagesTab`, I will fix that.


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