Book.java

public class Book {

    public String title;
    public String author;
    private String isbn;
   int copiesAvailable; // Default

    // constructor to initialize all attributes
    public Book(String title, String author, String isbn, int copiesAvailable) {
        this.title = title;
        this.author = author;
        this.isbn = isbn;
        this.copiesAvailable = copiesAvailable;

    }

    //Getter for ISBN
    public String getIsbn() {
        return isbn;
    }


    // Setter for copiesAvailable
    public  void setCopiesAvailable(int copies) {
        this.copiesAvailable = copies;
    }

    //Getter for copiesAvailable
    int getCopiesAvailable() {
        return copiesAvailable;
    }


}