create-dead-letter-queue
Dead Letter Queue Generator
Creates Dead Letter Queue pattern infrastructure for capturing and retrying failed messages.
When to Use
| Scenario | Example |
|---|---|
| Poison messages | Messages that always cause handler failures |
| Processing failures | Temporary infrastructure issues (DB down, timeout) |
| Audit trail | Track all failed message processing attempts |
| Retry mechanism | Automatic retry with exponential backoff |
| Monitoring | Alert on DLQ threshold exceeded |
Component Characteristics
DeadLetterMessage
- Entity capturing failed message details
- Original message body, headers, routing key
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