Build a STOCK INVENTORY application program using JAVA language. The application program should cover the following: a. Object Oriented Concept (OOP) such as class, object, inheritance and...

Build a STOCK INVENTORY application program using JAVA language.

The application program should cover the following:

a. Object Oriented Concept (OOP) such as class, object, inheritance and composition.

b. GUI and event handling.

c. Exception for user input.