Implementing Domain-Driven Design

Time for Decisions

This level of analysis can’t continue all day. There needs to be a decision. It’s not as if going in one direction now would negate the possibility of going another route later. Open-mindedness is now blocking pragmatism.

Based on all this analysis, currently the team was shying away from splitting Task from BacklogItem. They couldn’t be certain that splitting it now was worth the extra effort, the risk of leaving the true invariant unprotected, or allowing users to experience a possible stale status in the view. The current Aggregate, as they understood it, was fairly small. Even if their common worst case loaded 50 objects rather than 25, it would still be a reasonably sized cluster. For now they planned around the specialized ...