Activity Diagram

The Activity diagram describes
the processing activities of an object.
The following concepts can be used
to build Activity diagrams with Open ModelSphere:
- Actor

- Action State

- Object

- Transition

- Swimlane

- Pseudo
Action State:
- Start

- End

- Decision

- Synchronization
bar
To
add an Actor 
- Select the Actor
creation tool
located in the UML modeling toolbar.
- With the Actor
tool selected, click anywhere inside the diagram window.
To
add a Action State
- Select the Action
State creation tool
located in the UML modeling
toolbar.
- With the Action
State tool
selected, click anywhere inside the diagram window.
Note that Action State and
Pseudo Action States have the same caracteristics and can be created
the same way.
To add an Object (non human actor)

- Select the object creation tool
located in the UML modeling
toolbar.
- With the object creation tool selected, click anywhere
inside the diagram window.
To add a Transition

- Select the Transition creation tool
located in the UML
modeling toolbar (
or
)
- Choose one of the Transition displayed
in the toolbar.
- With the Transition tool selected,
click somewhere in the
middle of the source Action State, then, in the middle of the target Action State.
To add a Swimlane 
- From the explorer select the swimlane group
node under the UML Activity
Diagram node.
- Right click on the swimlane group and click insert
swimlane.

Assign a UML
sterotype to an object
- Select any object from the diagram or
from the explorer.
- In the design
pannel,
choose from the list UML Sterotype.
Assign a
UML constraint to an object
- From the explorer or from the diagram
right-click an object and
click the properties tool

- Select the UML Constraint tab,
click the Link button.
- Select a UML Constraint from
the pop-up window.
The common
concepts such as Semantic
Links and Graphical
Notes can also be used to
enrich your Activity diagrams.