java实现音频文件播放功能

/**
* 背景音乐控制界面
*/
 public void showUI8(){ 
 JFrame jf8 =new JFrame("音乐");
 jf8.setSize(300, 150);
 jf8.setLocationRelativeTo(null);
 jf8.setDefaultCloseOperation(jf8.DISPOSE_ON_CLOSE);
 jf8.setLayout(null);
 jf8.setResizable(false);
 JLabel jl81 = new JLabel("选择音乐");
 jl81.setBounds(40,20,60,25);
 jf8.add(jl81); 
 String[] str = {"许嵩 - 断桥残雪.mp3","许嵩 - 有何不可.mp3","薛之谦 - 绅士.mp3","薛之谦 - 意外.mp3"};
 JComboBox<String> jcb81 = new JComboBox<String>(str);
   jcb81.setBounds(120, 20, 150, 25);
 jf8.add(jcb81); 
 JButton jbu81=new JButton("播放");
 jbu81.setBounds(20,60,70,30);
 jf8.add(jbu81);
 jbu81.addActionListener(listener); 
 JButton jbu82=new JButton("循环");
 jbu82.setBounds(110,60,70,30);
 jf8.add(jbu82);
 jbu82.addActionListener(listener); 
 JButton jbu83=new JButton("停止"); 
 jbu83.setBounds(200,60,70,30);
 jf8.add(jbu83);
 jbu83.addActionListener(listener); 
   listener.setjcb81(jcb81);
 jf8.setVisible(true); 
 }

private Player player;
private Player player1;
public boolean loopFlag=false;

 public void actionPerformed(ActionEvent e)
 {
 if("音乐".equals(e.getActionCommand()))
 {
 System.out.println("音乐设置");
 cli.showUI8();
 }
 if("播放".equals(e.getActionCommand()))
 {
 if(player!=null)
 player.close(); 
 loopFlag=false;
 String path = "E:\\workspace\\mayifan\\chetRoom\\com\\myf\\client1207\\music\\"+(String)jcb81.getSelectedItem(); 
 try{
 File file = new File(path); 
   FileInputStream fis = new FileInputStream(file);
   BufferedInputStream buff = new BufferedInputStream(fis);
   player = new Player(buff);   
 }catch(IOException e1){
  e1.printStackTrace();
 }catch(JavaLayerException e1){
  e1.printStackTrace();
 }  
   System.out.println("开始播放："+(String)jcb81.getSelectedItem());   
   MusicThread mt = new MusicThread(player, path ,listener);   
   mt.start();   
 }if("循环".equals(e.getActionCommand()))
 { 
 if(loopFlag==false)
 {
  System.out.println("打开循环播放");  
  loopFlag = true;
 }else{
  System.out.println("关闭循环播放");  
  loopFlag = true;
 } 
  } 
 if("停止".equals(e.getActionCommand()))
 { 
  System.out.println("停止播放");
  loopFlag=false;  
  player.close();
  player1.close();  
 } 
} 

public class MusicThread extends Thread{
 private Player player;
 private String path;
 private Listener listener;
 private Player player1;
 public MusicThread(Player player , String path , Listener listener){
  this.player=player;
  this.path = path;
  this.listener=listener;
 } 
 @Override
 public void run() {
 int add=0;
 try{
   player.play();
 }catch(JavaLayerException e){
 e.printStackTrace();
 }
  player.close();
 add++;
 System.out.println(listener.loopFlag);
 while(listener.loopFlag)
 { 
 try{
  File file1 = new File(path);
   FileInputStream fis1 = new FileInputStream(file1);
   BufferedInputStream buff1 = new BufferedInputStream(fis1);
   player1 = new Player(buff1);
   listener.setplayer1(player1);
  }catch(IOException e1){
  e1.printStackTrace();
  }catch(JavaLayerException e1){
  e1.printStackTrace();
  }    
   try{
     player1.play();
  }catch(JavaLayerException e1){
  e1.printStackTrace();
  }
   add++;
 } 
 System.out.println("循环播放次数："+add); 
 } 
}