Cloud Native Development Patterns and Best Practices

Solution

Use compensating transactions to undo changes in a multi-step business process. Upstream components will publish domain events as they complete their steps to move a business process forward. A downstream component will publish an appropriate violation event when its business rules are violated to inform the upstream components that the process cannot proceed forward to completion. The upstream components react to the violation event by performing compensating transactions to undo the changes of the previous steps in the collaboration. The upstream components will, in turn, produce their own domain events to indicate the reversal has occurred, which may in turn trigger additional compensations. This cycle will continue until the ...