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how to presentation in use case diagram if a use case will call a service from external system?
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Posted By:   Alan_Chang
Posted On:   Thursday, January 8, 2004 08:31 PM

I have a use case which will interact with an external system. My use case will call the external system and the external will send back some data to my use case. How do I presentation the external system and the relation between the external system and my use case in use case diagram?
thank you very much.

Re: how to presentation in use case diagram if a use case will call a service from external system?

Posted By:   Anonymous  
Posted On:   Saturday, January 10, 2004 12:58 AM

As far as I know, you can represent the external system as a secondary actor. Take a look at the Payment Processor in figure 3 of http://www.agilemodeling.com/artifacts/useCaseDiagram.htm

Re: how to presentation in use case diagram if a use case will call a service from external system?

Posted By:   Benoit_Quintin  
Posted On:   Friday, January 9, 2004 08:17 AM

Hum... Would care to write your question in a way that it's both readable and understandable ?
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