You are given an UML diagram for a class, as below. Book -title: String -author: String -publisher: String -numberCopies: int + setTitle(tit: String): void setAuthor(aut: String): void + setPublisher(pub: String): void +setCopies(cop: int): void + getTitle(): String + getAuthor():String + getPublisher(): String + getCopies(): int Write a Java program to implement this class. Also write a demo class to show the use of Book class as follows. In the demo class, i) create an object of Book class, ii) set its title, author, publisher and number of copies, and iii) print all these fields using console or graphical output