Software Engineering (10th Edition)
10th Edition
ISBN: 9780133943030
Author: Ian Sommerville
Publisher: PEARSON
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Chapter 18, Problem 18.10E
Explanation of Solution
Difficulty in Compensation actions:
A compensation action is an action that is included in a workflow to ‘undo’ a transaction that has been completed earlier in the workflow.
Compensation actions are required in workflows for the following reasons:
- The success of the entire workflow may rely on all included workflows successfully completing. If some of these included workflows are successful but some aren’t, then the compensating actions have to be executed to ensure that the overall system is left in a consistent state.
- Compensation actions are required when dependent services, offered by different suppliers, are composed to create an integrated service...
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Chapter 18 Solutions
Software Engineering (10th Edition)
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