java实现音频文件播放功能

/**
* 背景音乐控制界面
*/
 public void showUI8(){ 
 J  jf8 =new J (\"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 P  p ;
private P  p 1;
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(p !=null)
 p .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);
   p  = new P (buff);   
 }catch(IOException e1){
  e1.printStackTrace();
 }catch(Java Exception e1){
  e1.printStackTrace();
 }  
   System.out.println(\"开始播放：\"+(String)jcb81.getSelectedItem());   
   MusicThread mt = new MusicThread(p , 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;  
  p .close();
  p 1.close();  
 } 
} 

public class MusicThread extends Thread{
 private P  p ;
 private String path;
 private Listener listener;
 private P  p 1;
 public MusicThread(P  p  , String path , Listener listener){
  this.p =p ;
  this.path = path;
  this.listener=listener;
 } 
 @Override
 public void run() {
 int add=0;
 try{
   p .play();
 }catch(Java Exception e){
 e.printStackTrace();
 }
  p .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);
   p 1 = new P (buff1);
   listener.setp 1(p 1);
  }catch(IOException e1){
  e1.printStackTrace();
  }catch(Java Exception e1){
  e1.printStackTrace();
  }    
   try{
     p 1.play();
  }catch(Java Exception e1){
  e1.printStackTrace();
  }
   add++;
 } 
 System.out.println(\"循环播放次数：\"+add); 
 } 
}