Defining an Exchange or an Exchange Contract Use
In an Exchange Contract Diagram (BPMN), operations are described by:
• exchange contract uses
• exchange uses

An exchange contract use is associated with an exchange contract. It enables representation of complex exchanges.

An exchange use represents the usage of an exchange in another exchange contract.
To create an exchange contract use :
1. Click the
Exchange Contract Use button

and click in the diagram within the exchange contract frame.
The creation dialog box opens.
2. Click the arrow at the right of the Specification box.
3. Select List in the drop-down list and select the exchange contract associated with the exchange contract use.
4. In the From field, select the described exchange contract role connected to the "Consumer" role of the exchange contract use.
5. In the To field, select the described exchange contract role connected to the "Supplier" role of the exchange contract used.
6. Click Finish.