HOPEX UML : HOPEX UML : Activity Diagram : Nodes : Object nodes
   
Object nodes
Actions are the basic steps of behavior represented by the activity.
Coordination of actions is by control flows and data flows.
Creating an Action
To create an action:
1. Click the button in the insert toolbar corresponding to the type of action, then click in the workarea.
The dialog box for adding an action of the selected type opens.
2. Specify its name and click Create.
Action kind
In the properties dialog box of the action, in the Characteristics tab, you can specify the action kind. It can be:
Calling an operation of another object
Creating an object
Destruction of an object
Local execution of an operation of the object
Sending a signal from the object
Terminating the object
etc.