SysML Interaction Toolbox

When you are constructing SysML models, you can populate the Interaction and Sequence diagrams using the icons on the SysML Interaction pages of the Diagram Toolbox.

Access

On the Diagram Toolbox, click on to display the 'Find Toolbox Item' dialog and specify 'SysML n.n Interaction' (whichever version you are using).

Ribbon	Design > Diagram > Toolbox
Keyboard Shortcuts	Alt+5

SysML Interaction Objects

Item	Action
Interaction	Defines a SysML Block of executable behavior as a UML Interaction.
Sequence	References an instance of a SysML Block as a Lifeline in the Interaction.
Fragment	Declares a portion of an interaction as a group with specific behavior semantics.
Endpoint	Creates an entry or exit point for the Interaction.
Diagram Gate	Creates an endpoint for the interaction, which bridges between nested interactions.
State/Continuation	Constrains the Interaction with assertions of the state that the lifeline is expected to be in.

SysML Interaction Relationships

Item	Action
Message	Describes a message exchange between two lifelines in an Interaction.
Self-Message	Describes a message exchange between a lifeline and itself in an Interaction.
Recursion	Describes a recursive message exchange between a lifeline and itself in an Interaction.
Call from Recursion	Describes a message exchange between two lifelines within a recursive exchange.