Implement classes Shop (abstract class), DVDShop, DVD. Class DVDShop should include appropriate methods and hold information about the address of the shop, the number of DVDs it stores, the names of its members, and a list with the available DVDs.

Class DVD contains the title of the dvd, the full list of the actors and actresses in it (any
number of actors/actresses can be included), the year that it was made, and its category (limited to comedy, drama, or thriller - it is assumed that a dvd cannot belong to any other category,
apart from those three).
Class DVDShop should provide a method which displays a text menu, giving the user the choice of:
• Create a new DVD (with full information on it, i.e. title, actors, etc.) and add it in the list of available titles. Notice that more than one copy of the same dvd can be stored by the dvd shop.
• Delete an instance of a dvd.
• Display all the information for a selected dvd.
• Search for all dvds in which a particular actor/actress appear. The full information for all matched dvds should be displayed.
• Search and display all dvds matching a requested category (e.g. comedy) which are newer than a requested year. For example, the user should be able to see all dvds which are comedies, and they were filmed after 1990.
• Display all the movies for a particular category (e.g. drama) in descending order according to the year that they were made. Thus, if the user selects drama, all the drama dvds thatwere made in 2005, followed those dramas that were made in 2004, followed by those in 2003, etc. will be displayed.

Implement a test class which creates instances of all the implemented classes and tests their functionality.

Code should be properly commented Javadoc and comments