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msfussell merged 4 commits into from
Dec 4, 2025
Merged

Added binary cloudevent examples and explanation #4942

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Added bianry cloudevent exmaples and explanation
adam6878 Nov 11, 2025
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adam6878 Nov 19, 2025
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adam6878 Nov 19, 2025
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Merge branch 'v1.17' into feature/binary_cloudevent
adam6878 Nov 20, 2025
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tabpane line was missing 
Signed-off-by: adam shamis <adamshamis.dev@gmail.com>
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adam6878 committed Nov 19, 2025
commit de42db4bfb5afcf785168ad0ee4138ca73748496
8 changes: 3 additions & 5 deletions ...content/en/developing-applications/building-blocks/pubsub/pubsub-cloudevents.md
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Expand Up @@ -260,11 +260,7 @@ into a broker that Dapr reads from):

3. Send the payload bytes in the message body.

Dapr reconstructs the CloudEvent envelope from those metadata values, adds any
missing tracing metadata (for example `traceid`, `traceparent`, `tracestate`,
`topic`, and `pubsubname`), and delivers the message to subscribers in the same
way as a structured CloudEvent. This applies equally to HTTP producers as well
as to brokers like Kafka that persist headers alongside payloads.
{{< tabpane text=true >}}

{{% tab "HTTP API (Bash)" %}}

Expand All @@ -283,6 +279,8 @@ curl -X POST http://localhost:3500/v1.0/publish/order-pub-sub/orders \

{{% /tab %}}

{{< /tabpane >}}

## Event deduplication

When using cloud events created by Dapr, the envelope contains an `id` field which can be used by the app to perform message deduplication. Dapr does not handle deduplication automatically. Dapr supports using message brokers that natively enable message deduplication.
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