A Use relationship indicates that one element requires another to perform some interaction.Īn Association implies that two model elements have a relationship, usually implemented as an instance variable in one or both Classes.Ī Generalization is used to indicate inheritance.Īn Include connection indicates that the source element includes the functionality of the target element.Īn Extend connector is used to indicate that an element extends the behavior of another.Ī Realizes connector represents that the source object implements or Realizes its destination object.Īn Invokes connector indicates that source object, at some point, causes the destination object to happen.Ī Precedes connector indicates that the source object must be completed before the destination object can begin.
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