UML keywords
UML Keywords: keywords are used much the same as stereotypes except that they are explicitly defined in the UML metamodel where stereotypes are not.
| Keyword | Applies to… | Meaning |
|---|---|---|
| Actor | Class | Specifies a coherent set of roles that users of use cases play when interacting with these use cases |
| Bind | Dependency | Specifies that the source instantiates the target template using the given actual parameters |
| Exception | Class | Specifies an event that may be thrown or caught by an operation |
| Interface | Class | Specifies a collection of operations that are used to specify a service of a class or a component |
| Model | Package | Specifies a semantically closed abstraction of a system |
| Refine | Dependency | Specifies that the source is at a finer degree of abstraction than the target |
| Signal | Class | Specifies an asynchronous stimulus communicated among instances |
| Subsystem | Package | Specifies a grouping of elements of which some constitute a specification of the behavior offered by the other contained elements |
| Trace | Dependency | Specifies that the target is an historical ancestor of the source |
| Use | Dependency | Specifies that the semantics of the source element depends on the semantics of the public part of the target |