public class Genre(){
private string genre;
//The constructor which takes parameter genre and assigns to genre;
//The respective getters, setters and toString function;
}

public class Catalogue(){
private List<Book> booksAvailable;
private List<Genre> genres;
public Catalogue(){
this.genres = new LinkedList<Genre>();

booksAvailable.add(new Book("Swift", 1999, new Genre("Programming"),20));
booksAvailable.add(new Book("TheAlChemist", 2000, new Genre("Drama"),20));
  //Name of a book, year of publication, genre, price
        }
 public void getGenre(){
       System.out.println("I am outside the for loop so I will get printed");
        for (Genre genre : genres){
             System.out.println("I am inside the fo each loop so I will not get printed.");
              }
  }
  }