A Mule application includes a subflow containing a Scatter.Gather scope. Within each log of the Scatter.Gatter. an HTTP connector calls a PUT endpoint to modify records in different upstream system. The subflow is called inside an Unit successful scope to retry if a transitory exception is raised.
A technical spike is being performed to increase reliability of the Mule application.
Which steps should be performed within the Mule flow above the ensure idempontent behavior?

Question

A Mule application includes a subflow containing a Scatter.Gather scope. Within each log of the Scatter.Gatter. an HTTP connector calls a PUT endpoint to modify records in different upstream system. The subflow is called inside an Unit successful scope to retry if a transitory exception is raised.

A technical spike is being performed to increase reliability of the Mule application.

Which steps should be performed within the Mule flow above the ensure idempontent behavior?

SERGIO FREITAS · Accepted Answer

Ensure an error-handling flow performs corrective actions to roll back all changes if any leg of the Scatter-Gather fails

SERGIO FREITAS · Answer

Change the PUT requests inside the Scatter-Gather to POST requests

SERGIO FREITAS · Answer

Remove the Put requests from the Scatter-Getter and perform them sequentially

SERGIO FREITAS · Answer

None, the flow already exhibits idempotent behavior

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