Domain Storytelling: A Collaborative, Visual, and Agile Way to Build Domain-Driven Software

Chapter 4

Scope

Domain Storytelling is not a “one-size-fits-all” approach. In this chapter, we will discuss the level of detail that stories have, whether they are descriptive or exploratory, and the amount of technical information they contain. We will call all of these factors the scope of a domain story. The scope or parts of the scope are often reflected in the name of a domain story. Let’s look at the factors that determine the scope.

Granularity

So far, you have seen several domain stories from the cinema domain. Metropolis 1 models a high-level view, where buying a ticket is just one activity. (Here we look at its variant with subdomains, Metropolis 1a; see Figure 2.10.) Metropolis 2 (see Figure 1.10) elaborates that activity into a ...