Milestone 6 Calendar Tool Abstract Model

This is the Milestone 6 version of the abstract model for the Calendar Tool project.

See: Description

Packages 
Package Description
admin
Package admin defines the objects and operations related to maintaining the user, group, and room databases of the calendar system.
caldb
Package caldb defines objects and operations that are part of a Calendar Tool user's workspace.
edit
Package edit defines the objects and operations related to general editing functionality.
schedule
Package scheduler defines objects and operations related to calendar scheduling.
view
Package view defines objects and operations related to the different calendar views available to the user.

This is the Milestone 6 version of the abstract model for the Calendar Tool project. The companion requirements specification document has complete details of the user-level functionality of the Calendar Tool.

Compared to the Milestone 4 version, this model has some refinements of the Calendar Tool objects and operations, plus the beginning of formal preconditions and postconditions for some methods. See in particular the methods defintions for the classes in the admin and schedule packages.