in this assignment, you will implement both backend and frontend (gui) to maintain updated information for available books in a small library, the following uml diagram describes the necessary classes.
 you should provide the required constructors in addition to the setter and getter public methods to manipulate the private fields.
 your program should keep all updated information for all books in an arraylist.
 the user can search the available books using a keyword based on isbn, name, authors, and published year.
 by using this isbn number, the user should be able to borrow and return a book.
 export jar files for your project since you can open your application from command line
 follow module representation to export your packages.