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[PROTOTYPE] Event listeners using Jakarta Events #921

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andrew4699
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@andrew4699 andrew4699 commented Jan 31, 2025

@@ -1256,6 +1262,8 @@ public void doRefresh() {

@Override
public void doCommit(TableMetadata base, TableMetadata metadata) {
eventEmitter.fire(new BeforeTableCommitEvent(base, metadata));
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One potential problem with the Jakarta events approach is that the firing is synchronous. This call can potentially take a long time to complete, depending on how many observers are subscribed, and how long they take to process the event.

There is a fireAsync method, I think it would be more appropriate.

But in general, maybe using a more robust event bus like the one provided by Vert.x would be a better idea.

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Vert.x event buses sound interesting, but I haven't used them before. Do you already have a sense of the tradeoffs or would you unequivocally suggest using them?

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Closed in favor of #922

@andrew4699 andrew4699 closed this Feb 26, 2025
@github-project-automation github-project-automation bot moved this from PRs In Progress to Done in Basic Kanban Board Feb 26, 2025
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2 participants