Route Patterns

Idempotent Consumers in Camel: Surviving Redelivery Without Duplicates

July 13, 2026

Every real delivery guarantee rounds to at-least-once, so duplicates will arrive. Choosing idempotency keys, repositories, and eager semantics that hold up.

Dead Letter Channels in Apache Camel: Error Handling That Survives Production

April 14, 2026

Camel's default error handler does no redelivery at all. How to design dead letter channels, redelivery policies, and exception carve-outs that hold up when things break.