UML104

public class LibraryItem {
        protected String id;
        protected String itemTittle;
        public LibraryItem(String i,String it)
        {
            id=i;
            itemTittle=it;
        }
        public void display(String au)
        {
            System.out.println("ID: "+id);
            System.out.println("Item Tittle: "+itemTittle);
            System.out.println("Author: "+au);

        }
}



interface Information{
    public void getTittle();
    public void getbookID();
}


public class Book extends LibraryItem implements Information {
    private String tittle;
    private static String author;
    private double bookID;

    public Book(String t,String a,double b)
    {
        super("ABD","11313");
        tittle=t;
        author=a;
        bookID=b;
    }

     public void getTittle()
        {
            System.out.println("Book Tittle: "+tittle);
        }
        public void getbookID()
        {
            System.out.println("Book ID: "+bookID);
        }

    public static void main(String[] args) {
        Book obj1 = new Book("Gaja KHao","Marzuk Rasel",190.5);
        LibraryItem obj2 = new LibraryItem("ABD","11313");
        obj1.getTittle();
        obj1.getbookID();
        obj2.display(author);



    }
}