Class diagrams are used to create interfaces.

Figure 1 : Stereotyped creation service

Design items

Interface.

Operation.

Operation parameters and return type.

General rules

• Interfaces representing services follow this naming protocol: they must be prefixed with the « Service » word.

• An interface representing a service must be stereotyped.

• Only one operation is defined for a stereotyped interface.

• Services must be contained in a « PK_SERVICE » stereotyped package.