lei-xia commented on a change in pull request #363: Fix the race condition
while Helix refresh cluster status cache.
URL: https://github.com/apache/helix/pull/363#discussion_r308836082
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File path:
helix-core/src/main/java/org/apache/helix/controller/dataproviders/ResourceControllerDataProvider.java
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@@ -108,18 +111,19 @@ public String getObjName(ExternalView obj) {
public synchronized void refresh(HelixDataAccessor accessor) {
long startTime = System.currentTimeMillis();
+ Set<HelixConstants.ChangeType> propertyRefreshed = new HashSet<>();
+
+ // Refresh base
+ super.refresh(accessor, propertyRefreshed);
Review comment:
minor: why not return the propertyRefreshed from the refresh() call? Pass a
parameter and expect it being changed in the method is a bit not-clear.
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