Hi, i am working on a personal project in which i am creating a ms access database and then connecting it using java to a GUI via UCanaccess .But the problem is how to identify the OOP concepts which should be implemented in my program i need atleaset aggregation,association,inheritance and polymorphism to be implemented.

http://snag.gy/DrBXj.jpg

Start with the classes. These come from the problem domain, not from the database or the GUI. Your Use Cases will help.

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