slfan1989 commented on code in PR #4757:
URL: https://github.com/apache/hadoop/pull/4757#discussion_r949814084
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hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/src/main/java/org/apache/hadoop/yarn/server/router/webapp/RouterWebServiceUtil.java:
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@@ -540,4 +542,34 @@ public static NodeToLabelsInfo mergeNodeToLabels(
return new NodeToLabelsInfo(nodeToLabels);
}
+
+ public static ApplicationStatisticsInfo mergeApplicationStatisticsInfo(
+ Collection<ApplicationStatisticsInfo> appStatistics) {
+ ApplicationStatisticsInfo result = new ApplicationStatisticsInfo();
+ HashMap<String, StatisticsItemInfo> statisticsItemMap = new HashMap();
+
+ appStatistics.stream().forEach(appStatistic -> {
+ List<StatisticsItemInfo> statisticsItemInfos =
appStatistic.getStatItems();
+ for (StatisticsItemInfo statisticsItemInfo : statisticsItemInfos) {
+ String statisticsItemKey = statisticsItemInfo.getType() + "_" +
statisticsItemInfo.getState().toString();
+ StatisticsItemInfo statisticsItemValue =
+ statisticsItemMap.getOrDefault(statisticsItemKey, null);
+ if (statisticsItemValue != null) {
Review Comment:
I will fix it.
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