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https://issues.apache.org/jira/browse/YARN-9601?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16902926#comment-16902926
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Hudson commented on YARN-9601:
------------------------------
FAILURE: Integrated in Jenkins build Hadoop-trunk-Commit #17062 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/17062/])
YARN-9601.Potential NPE in (weichiu: rev
22d7d1f8bfe64ee04a7611b004ece8a4d4e81ea4)
* (edit)
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
> Potential NPE in ZookeeperFederationStateStore#getPoliciesConfigurations
> ------------------------------------------------------------------------
>
> Key: YARN-9601
> URL: https://issues.apache.org/jira/browse/YARN-9601
> Project: Hadoop YARN
> Issue Type: Bug
> Components: federation, yarn
> Affects Versions: 3.2.0
> Reporter: hunshenshi
> Assignee: hunshenshi
> Priority: Major
> Fix For: 3.3.0
>
>
> Potential NPE in ZookeeperFederationStateStore#getPoliciesConfigurations
> The code of ZookeeperFederationStateStore#getPoliciesConfigurations
> {code:java}
> for (String child : zkManager.getChildren(policiesZNode)) {
> SubClusterPolicyConfiguration policy = getPolicy(child);
> result.add(policy);
> }
> {code}
> The result of `getPolicy` may be null, so policy should be checked
> The new code
> {code:java}
> for (String child : zkManager.getChildren(policiesZNode)) {
> SubClusterPolicyConfiguration policy = getPolicy(child);
> // policy maybe null, should check
> if (policy == null) {
> LOG.warn("Policy for queue: {} does not exist.", child);
> continue;
> }
> result.add(policy);
> }
> {code}
>
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