SysML Use Case Toolbox

When you are constructing SysML models, you can populate the Use Case diagrams using the icons on the SysML Use Cases pages of the Diagram Toolbox.

Access Diagram | Toolbox : More Tools | SysML 1.3 | SysML 1.3 Use Cases

SysML Use Case Objects

Item	Description
Actor	Represents a user that interacts with one or more SysML systems.
Use Case	Describes the expected functionality of a system as a UML Use Case.
Boundary	Graphically binds elements in a diagram within a border.

SysML Use Case Relationships

Item	Description
Communication Path	Declares which Actors perform in the Use Case.
Generalize	Describes an element as a specialized descendant of another element, containing additional properties and behavior.
Include	Describes one Use Case as a subset of another.
Extend	Describes one Use Case as an extension of another.

SysML Patterns

Item	Description
Basic Use Case	A pattern that creates a typical simple Use Case diagram of Actor, Use Case and System Boundary elements.