Domain Model Multiplicity
Associations an association is a relationship between two or more domain classes.
Domain model multiplicity. E g zero or more. Multiplicity dari suatu titik association adalah angka kemungkinan bagian. Each instance of the class separately holds a value.
Contoh diatas menunjukan domain model class yang simple dimana terdapat 3 class. Visualizing the domain model the multiplicity defines how many instances of a class a can be associated with one instance of a class b at any particular moment. The domain model is defined and continuously refactored as enterprise knowledge about the domain improves and the system functionality evolves.
Dan setiap sales order class dapat mempunyai minimal 1 dan maksimal 1 member class. E g zero or more. Untuk domain model awal pastikan analisa yang dilakukan berfokus kepada domain area permasalahan.
1 2 one or two a student usually attends one or more lectures unless s he has something better to do a study group consists of two. 1 10 between 1 and 10. When creating a domain model we base it on the client s requirements.
The notation 0 in the diagram means zero to many. Kita bisa lihat member class dapat mempunyai minimal 1 dan maksimal banyak sales order class. Member sales order dan product.
For example one fleet may include multiple airplanes while one commercial airplane may contain zero to many passengers. Is the active logical association when the cardinality of a class in relation to another is being depicted. It is platform independent not intended for any specific programming language and attributes do not have data types.