slfan1989 commented on code in PR #4846:
URL: https://github.com/apache/hadoop/pull/4846#discussion_r965333105
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/impl/MemoryFederationStateStore.java:
##########
@@ -255,17 +261,45 @@ public GetApplicationHomeSubClusterResponse
getApplicationHomeSubCluster(
@Override
public GetApplicationsHomeSubClusterResponse getApplicationsHomeSubCluster(
GetApplicationsHomeSubClusterRequest request) throws YarnException {
- List<ApplicationHomeSubCluster> result =
- new ArrayList<ApplicationHomeSubCluster>();
- for (Entry<ApplicationId, SubClusterId> e : applications.entrySet()) {
- result
- .add(ApplicationHomeSubCluster.newInstance(e.getKey(),
e.getValue()));
+
+ if (request == null) {
+ throw new YarnException("Missing getApplicationsHomeSubCluster request");
}
- GetApplicationsHomeSubClusterResponse.newInstance(result);
+ SubClusterId requestSC = request.getSubClusterId();
+ List<ApplicationHomeSubCluster> result = applications.keySet().stream()
Review Comment:
I will add sorting logic.
##########
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-common/src/main/java/org/apache/hadoop/yarn/server/federation/store/impl/ZookeeperFederationStateStore.java:
##########
@@ -255,24 +261,53 @@ public GetApplicationHomeSubClusterResponse
getApplicationHomeSubCluster(
@Override
public GetApplicationsHomeSubClusterResponse getApplicationsHomeSubCluster(
GetApplicationsHomeSubClusterRequest request) throws YarnException {
- long start = clock.getTime();
- List<ApplicationHomeSubCluster> result = new ArrayList<>();
+
+ if (request == null) {
+ throw new YarnException("Missing getApplicationsHomeSubCluster request");
+ }
try {
- for (String child : zkManager.getChildren(appsZNode)) {
- ApplicationId appId = ApplicationId.fromString(child);
- SubClusterId homeSubCluster = getApp(appId);
- ApplicationHomeSubCluster app =
- ApplicationHomeSubCluster.newInstance(appId, homeSubCluster);
- result.add(app);
- }
+ long start = clock.getTime();
+ SubClusterId requestSC = request.getSubClusterId();
+ List<String> children = zkManager.getChildren(appsZNode);
+ List<ApplicationHomeSubCluster> result =
Review Comment:
I will fix it.
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