Intended Revisions of UML to support CBSE
Areas related to component description may undergo changes from version 2.0
Possible strengthening of semantics of various high level grouping constructs
Subsystems, packages, and components
Colloaboration semantics may be refined.
Understanding of how to express interactions clearly
For CBSE, exciting initiative is proposed introduction of action semantics.
objective: provide mechanism to express executable semantics of UML model elements in an implemenatation independent fashion