belugabehr commented on a change in pull request #3915: NIFI-6926: Fixed memory
leak in NiFiAtlasHook
URL: https://github.com/apache/nifi/pull/3915#discussion_r353801287
##########
File path:
nifi-nar-bundles/nifi-atlas-bundle/nifi-atlas-reporting-task/src/main/java/org/apache/nifi/atlas/hook/NiFiAtlasHook.java
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@@ -55,14 +55,23 @@ public void addMessage(HookNotificationMessage message) {
}
public void commitMessages() {
- final NotificationSender notificationSender = new NotificationSender();
+ final NotificationSender notificationSender =
createNotificationSender();
notificationSender.setAtlasClient(atlasClient);
notificationSender.send(messages, this::notifyEntities);
+ messages.clear();
Review comment:
The fact that the `send` method accepts a function makes me think that the
send happens asynchronously. Are you sure that `send` is a blocking method?
If not, clearing the messages will cause a ConcurrentModificationException
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