解决Access restriction: The type XXXX is not accessible due to restriction on required library

import java.io.FileInputStream;

import sun.audio.AudioPlayer;
import sun.audio.AudioStream;

public class Sound {
public   static   void   main(String   args[])
    {
  try   {
          FileInputStream   fileau=new   FileInputStream("hint.wav");
          AudioStream   as=new   AudioStream(fileau);
          AudioPlayer.player.start(as);
            }
        catch   (Exception   e)   {}
      }
}