Chapter 5 Building Dynamic Diagrams
You can create the following objects in an activity diagram:
| Object | Tool | Symbol | Description |
|---|---|---|---|
| Start | 
|
|
Starting point of the activities represented in the activity diagram. See "Starts". |
| Activity | 
|
|
Invocation of an action. See "Activities". |
| Composite activity | N/A | 
|
Complex activity decomposed to be further detailed. See "Activities". |
| Object state | 
|
|
A specific state of an activity. See "Object States". |
| Organization unit | 
|
|
A company, a system, a service, an organization, a user or a role. See "Organization Units". |
| Transition | 
|
|
Path the control flow transits on to join activities. See "Transitions". |
| Decision | 
|
|
Decision the control flow has to take when several transition paths are possible. See "Decisions". |
| Synchronization | 
|
|
Enables the splitting or synchronization of control between two or more concurrent actions. See "Synchronizations". |
| End | 
|
|
Termination point of the activities described in the activity diagram. See "Ends". |
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