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 (OOM). |
|
Activity |
 |
 |
Invocation of an action. See Activities (OOM). |
|
Composite activity |
N/A |
 |
Complex activity decomposed to be further detailed. See Activities (OOM). |
|
Object node |
 |
 |
A specific state of an activity. See Object Nodes (OOM). |
|
Organization unit |
 |
 |
A company, a system, a service, an organization, a user or a role. See Organization Units (OOM). |
|
Flow |
 |
 |
Path of the control flow between activities. See Flows (OOM). |
|
Decision |
 |
 |
Decision the control flow has to take when several flow paths are possible. See Decisions (OOM). |
|
Synchronization |
 |
 |
Enables the splitting or synchronization of control between two or more concurrent actions. See Synchronizations (OOM). |
|
End |
 |
 |
Termination point of the activities described in the activity diagram. See Ends (OOM). |