rich7420 commented on code in PR #11114:
URL: https://github.com/apache/ozone/pull/11114#discussion_r3878615240
##########
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/pipeline/Pipeline.java:
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@@ -245,7 +247,13 @@ public int getReplicaIndex(DatanodeDetails dn) {
* Get the replicaIndex Map.
*/
public Map<DatanodeDetails, Integer> getReplicaIndexes() {
- return
this.getNodes().stream().collect(Collectors.toMap(Function.identity(),
this::getReplicaIndex));
+ Map<DatanodeDetails, Integer> view = replicaIndexesView;
+ if (view == null) {
+ view = Collections.unmodifiableMap(getNodes().stream()
+ .collect(Collectors.toMap(Function.identity(),
this::getReplicaIndex)));
Review Comment:
Goood catch!
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