... the only access points to the component and the specification of the component comes down to the specification of the component interfaces. Specification of the component interfaces in the ... phases. The first one is the type, represents the functional interface of the component, what is visible by other components. The second one is the implementation, describes the contents of the ... point of view. On the other hand, the implementation represents the interior. In practice, the description of the type and the implementation may be done by different persons, each of them...