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log-in failure thru UML's sequence diagram ?

 
kri shan
Ranch Hand
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How can i mention log-in failure thru UML's sequence diagram ?
 
Prasanna Ram Rambhatla
Greenhorn
Posts: 10
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You can simply draw an arrow from the Login (Controller) to User (Actor) and that arrow or sequence can be named (Login Status)
 
It is sorta covered in the JavaRanch Style Guide.
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