Place Order
The sequence diagram example shows three participating objects: Customer, Order, and the Stock. Without even knowing the notation formally, you…
Loop Fragment
This sequence diagram example shows a loop fragment to be repeated until some guard condition becomes false. Posted by:
Alternative Combined Fragment
This sequence diagram example shows an alternative fragment with several guarded alternative fragments (separated by interaction operands) for an ATM…
Break Communication Fragment
Breaks are most commonly used to model exception handling. This sequence diagram example uses a break combination fragment because it…
Using References
This sequence diagram example shows a sequence diagram that references the sequence diagrams "Balance Lookup" and "Debit Account." The sequence…
Iteration with loop and break
This is a sequence diagram example that uses iteration with loop and break. loop allows you to model iteration. When the break guard…
Branching with opt and alt
This is a simple sequence diagram example that shows the use of opt and alt. opt: creates a single branch…
Combined Fragment and Operation
This is a simple sequence diagram that shows the use of combined fragment. Combined fragments divide a sequence diagram into different…
Object Deletion
In the sequence diagram Delete Course, the :RegistrationManager issues a self call to determine if a course is available. If so, then the :RegistrationManager destroys a uml:Course.…
Object Creation
A sequence diagram is an interaction diagram that details how operations are carried out -- what messages are sent and…