/**
 * Write a description of class Lecture here.
 *
 * @author Gede
 * @version 1.0 (22 November 2018)
 */
import java.util.ArrayList;
 public class Dosen extends Person
 {
   private String NIDN_x;
   private ArrayList<Book> book_x;
   public Dosen(String name, String gender, int old, String address, String nidn)
   {
     super(name, gender, old, address);
     NIDN_x = nidn;
     book_x = new ArrayList<Book>();
   }
   public void print()
   {
     super.display();
     System.out.println("NIDN :" +NIDN_x);
     for(Book book : book_x)
     {
       System.out.println("Judul buku yang dipinjam :" +book.getJudul());
     }
   }
   public String getDosen()
   {
     return super.getName();
   }
   public void pinjambuku(Book bk)
   {
     book_x.add(bk);
   }
   public void kembalikanBuku(Book bk)
   {
     book_x.remove(bk);
   }
   public void printList()
   {
     super.display();
     System.out.println("NID :" +NIDN_x);
   }
 }