[[business:Default]]
[role=group,includesConcepts="business:*"]
== Business

This section describes the application from the business' perspective.

=== Concepts

[[business:Subdomain]]
.The Spring PetClinic application consists of several business sub domains that can be identified by naming conventions. A type is labeled with `SubDomain` if its name contains the name of the subdomain.
[source,cypher,role=concept]
----
UNWIND [
    { name: "Clinic" },
    { name: "Owner" },
    { name: "Person" }, 
    { name: "Pet" },
    { name: "Specialty" },
    { name: "Vet" }, 
    { name: "Visit" }
]
AS properties
MERGE (s:Subdomain{name:properties.name})
WITH s
    MATCH (t:Type)
        WHERE t.name CONTAINS s.name
    MERGE (t)-[:BELONGS_TO]->(s)
RETURN s.name as Subdomain, COUNT(t) as Types
----


[[business:SubdomainDependency]]
.A subdomain depends on another subdomain if there are Java type dependencies between them. These dependencies are represented by `DEPENDS_ON` relations.
[source,cypher,role=concept,requiresConcepts="business:Subdomain"]
----
MATCH
  (t1:Type)-[:BELONGS_TO]->(s1:Subdomain),
  (t2:Type)-[:BELONGS_TO]->(s2:Subdomain),
  (t1)-[d:DEPENDS_ON]->(t2)
WHERE
  s1 <> s2
WITH
  s1, s2, count(d) as weight
MERGE
  (s1)-[d:DEPENDS_ON]->(s2)
SET
  d.weight = weight
RETURN
  s1.name as Subdomain, weight as Weight, collect(s2.name) as Dependencies
ORDER BY
  Subdomain
----