/**
 * Subclass of AudioVisual to create objects of DVD items.
 * 
 * @George Wilkinson
 * @1.0
 */

import java.util.Scanner;

public class DVD extends AudioVisual
{
    private String director;
    
    /**
     * Constructor for objects of class DVD
     * Since all field variables initialise as null, nothing should happen here.
     */
    public DVD(){}
    
    /*
     * Return value of @director.
     */
    public String getDirector()
    {
        return director;
    }
    
    /*
     * Set value of @director.
     */
    public void setDirector( String director )
    {
        this.director = director;
    }
    
    /*
     * Print relevant details of the current object.
     */
    public void printDetails() {
        System.out.println( "Director: " + director );
        super.printDetails();
    }
    
    /*
     * Passed a scanner object, give the relevant variable a value.
     */
    public void readItemData( Scanner detailScanner ){
        if ( detailScanner != null ) {
            this.director = detailScanner.next().trim();
            super.readItemData( detailScanner );
        }
    }
}