Icon class icon_class fas fa-quote-left icon_class_computed fas fa-quote-left Related content In general, the SysML DirectedFeature approach is more powerful and the notation is cleaner than UML provided/required Interfaces. Prefer SysML DirectedFeatures unless you have a really good reason to use Interfaces! Webel: SysML1.7: Port contract matching is Feature-based, not Type-based. There's nothing particularly magical or special about use of an ~InterfaceBlock on a "conjugating" SysML Port, it's just a convenient way of managing one-to-one Feature matching! Conjugation in SysML-1.7 is Type-based: InterfaceBlock, ~InterfaceBlock, and DirectedFeature Source OMG Systems Modeling Language (SysML) 1.7beta1 Copyright information About Object Management Group copyright in text extracts quoted from OMG specifications for educational purposes Snippet kind CONSTRAINT UML keywords Port::isConjugated SysML keywords InterfaceBlock ~InterfaceBlock Previous snippet Full quote isconjugated_not_used Any port typed by an InterfaceBlock shall have its isConjugated property set to false. Port.allInstances()->forAll(p | p.type = self.base_Class implies p.isConjugated=false) Next snippet Related snippets Interface blocks cannot have behaviors, including classifier behaviors or methods, or internal parts. Related snippets (backlinks) Visit also Visit also (backlinks) Flags
