dvdmovie.java

SSD3 PQ8 答案

 /**
 * This class models a VHSMovie.It extends {@link Movie} and
 * demonstrates the use of interface {@link DVD}.
 *
 * @author ll
 * @version 1.0.0
 */
public class DVDMovie extends Movie implements DVD {
	
	private int regionCode;
	private String[] audioTracks;
	private String[] subtitles;
	
	public DVDMovie(String initialTitle,
	         String[] initialActors,
	         String initialDirector, 
	         int initialRegionCode,
	         String[] initialAudioTracks,
	         String[] initialSubtitles){
		
		super(initialTitle,initialActors,initialDirector);
		
		regionCode = initialRegionCode;
		audioTracks = initialAudioTracks;
		subtitles = initialSubtitles;
	}
	public int getRegionCode(){
		
		return regionCode;
	}
	public String[] getAudioTracks(){
		
		return audioTracks;
	}
	public String[] getSubtitles(){
		
		return subtitles;
	}
	public String toString(){
		
		return super.getTitle()+","+regionCode;
	}
}