利用java制作简单的音乐播放器

本文主要是用到java中的swing技术，以及JMFjar中的API，为大家分享了java音乐播放器的具体实现代码，供大家参考，具体内容如下

备注：需要用JDK1.8才能播放音乐MP3

package baidu;

import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.util.*;
import javax.swing.*;
import javax.media.bean.playerbean.*; //这个包要用到JMF

public class MP3 extends JFrame implements Runnable {
public JLabel shijian;

private JSlider sldDiameter;

public MediaPlayer soumd1;

public JButton playSound, loopSound, stopsound;

public JButton tjian, shanc, baocun, duqu;

public JPanel jp1, jp2, jp3, jp4;

public JList jl;

int zongmiao=0;

public Vector vector, mingcheng;

boolean fo = false, geshi = false;

JLabel jl1, jl2, sj1, sj2;

JTextField jt1, jt2;

JButton queding, xiugai;

int zong = 0;

int a = 0, b = 0, you = 1,mm=0;

int fenzhong, miaozhong;

public MP3() {
super("java简单音乐播放器--严楷");
soumd1 = new MediaPlayer();
Container c = getContentPane();
c.setLayout(new FlowLayout());
mingcheng = new Vector();
jp1 = new JPanel();
shijian = new JLabel();
jp1.add(shijian);
c.add(jp1);
playSound = new JButton("开始播放");
loopSound = new JButton("循环播放");
stopsound = new JButton("停止播放");
jp2 = new JPanel();
jp2.add(playSound);
jp2.add(loopSound);
jp2.add(stopsound);
c.add(jp2);
jp4 = new JPanel();
sj1 = new JLabel();
sj2 = new JLabel();
sldDiameter = new JSlider(SwingConstants.HORIZONTAL, 0, 100, 0);
sldDiameter.setMajorTickSpacing(1);
sldDiameter.setPaintTicks(true);
jp4.add(sj1);
jp4.add(sldDiameter);
jp4.add(sj2);
c.add(jp4);
vector = new Vector();
jl = new JList(mingcheng);
jl.setVisibleRowCount(5);
jl.setFixedCellHeight(40);
jl.setFixedCellWidth(265);
jl.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
c.add(new JScrollPane(jl));
tjian = new JButton("添加");
shanc = new JButton("删除");
duqu = new JButton("读取");
baocun = new JButton("保存");
jp3 = new JPanel();
jp3.add(tjian);
jp3.add(shanc);
jp3.add(baocun);
jp3.add(duqu);
c.add(jp3);

try {
String s =" C:/Users/Administrator/Music/卓依婷 - 萍聚.mp3";
ObjectInputStream input = new ObjectInputStream(
 new FileInputStream(s));
lujin a1 = (lujin) input.readObject();
mingcheng = a1.b;
vector = a1.a;
jl.setListData(mingcheng);
} catch (Exception e) {
System.out.println("c盘没有保存音乐文件");
//e.printStackTrace();
}

baocun.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
JFileChooser fileChooser = new JFileChooser(); // 实例化文件选择器
fileChooser
 .setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES); // 设置文件选择模式,此处为文件和目录均可
if (fileChooser.showSaveDialog(MP3.this) == JFileChooser.APPROVE_OPTION) { // 弹出文件选择器,并判断是否点击了打开按钮
 String fileName = fileChooser.getSelectedFile()
 .getAbsolutePath(); // 得到选择文件或目录的绝对路径
 mmm(vector, mingcheng, fileName);
}
}
});
duqu.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
JFileChooser fileChooser = new JFileChooser(); // 实例化文件选择器
fileChooser
 .setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES); // 设置文件选择模式,此处为文件和目录均可
if (fileChooser.showOpenDialog(MP3.this) == JFileChooser.APPROVE_OPTION) { // 弹出文件选择器,并判断是否点击了打开按钮
 String fileName = fileChooser.getSelectedFile()
 .getAbsolutePath(); // 得到选择文件或目录的绝对路径
 try {
 ObjectInputStream input = new ObjectInputStream(
 new FileInputStream(fileName));
 lujin a1 = (lujin) input.readObject();
 mingcheng = a1.b;
 vector = a1.a;
 jl.setListData(mingcheng);
 } catch (Exception e) {
 e.printStackTrace();
 }
}
}
});
playSound.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (jl.getSelectedIndex() >= 0) {
 String yy = (String) vector.get(jl.getSelectedIndex());
 File ff = new File(yy);
 if (ff.exists()) {
 if (yy.matches("[\\S\\s]*.mp3")|| yy.matches("[\\S\\s]*.MP3")) {
 if (soumd1 != null) {
 a = 0;
 b = 0;
 you = 0;
 soumd1.stop();
 }
  soumd1.setMediaLocation("file:/" + yy);
 fo = true;
 soumd1.start();
 geshi=true;
 try {
 Thread.sleep(500);
 } catch (InterruptedException eee) {
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 if(zongmiao>10000)
 {
 try {
  Thread.sleep(500);
 } catch (InterruptedException ew) {
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 String aa=fen(zongmiao);
  sj2.setText(aa);
 } else
 JOptionPane.showMessageDialog(null,
  "播放文件格式的有错,无法播放 建议删除");
 } else
 JOptionPane.showMessageDialog(null,
 "此歌曲文件已经不存在,建议删除");
}
else
 JOptionPane.showMessageDialog(null, "请选择音乐文件");
}
});
loopSound.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (jl.getSelectedIndex() >= 0) {
 String yy = (String) vector.get(jl.getSelectedIndex());
 File ff = new File(yy);
 if (ff.exists()) {
 if (yy.matches("[\\S\\s]*.mp3")|| yy.matches("[\\S\\s]*.MP3")) {
 if (soumd1 != null) {
 a = 0;
 b = 0;
 you = 0;
 soumd1.stop();
 }
  soumd1.setMediaLocation("file:/" + yy);
 fo = true;
 soumd1.start();
 geshi=true;
 try {
 Thread.sleep(500);
 } catch (InterruptedException we) {
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 if(zongmiao>10000)
 {
 try {
  Thread.sleep(500);
 } catch (InterruptedException we) {
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 String aa=fen(zongmiao);
  sj2.setText(aa);
 } else
 JOptionPane.showMessageDialog(null,
  "播放文件格式的有错,无法播放 建议删除");
 } else
 JOptionPane.showMessageDialog(null,
 "此歌曲文件已经不存在,建议删除");

}
else
 JOptionPane.showMessageDialog(null, "请选择音乐文件");
}
});
stopsound.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
a = 0;
b = 0;
you = 0;
mm=0;
geshi=false;
fo = false;
sldDiameter.setMaximum(100);
sldDiameter.setValue(0);
sj1.setText(null);
sj2.setText(null);
if (jl.getSelectedIndex() >= 0)
 soumd1.stop();

}
});
tjian.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
JFileChooser fileChooser = new JFileChooser(); // 实例化文件选择器
fileChooser
 .setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES); // 设置文件选择模式,此处为文件和目录均可
fileChooser.setCurrentDirectory(new File(".")); // 设置文件选择器当前目录
fileChooser
 .setFileFilter(new javax.swing.filechooser.FileFilter() {
 public boolean accept(File file) { // 可接受的文件类型
 String name = file.getName().toLowerCase();
 return name.endsWith(".mp3")
  || file.isDirectory();
 }
 public String getDescription() { // 文件描述
 return "音乐文件(*.mp3)";
 }
 });
if (fileChooser.showOpenDialog(MP3.this) == JFileChooser.APPROVE_OPTION) { // 弹出文件选择器,并判断是否点击了打开按钮
 String fileName = fileChooser.getSelectedFile()
 .getAbsolutePath(); // 得到选择文件或目录的绝对路径
 vector.add(fileName);
 StringBuffer buffer = daoxu(fileName);
 mingcheng.add(buffer);
}
}
});
shanc.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
if (jl.getSelectedIndex() >= 0) {
 mingcheng.removeElementAt(jl.getSelectedIndex());
 vector.removeElementAt(jl.getSelectedIndex());
 jl.setListData(mingcheng);
}
}
});
jl.addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent event) {
if (event.getClickCount() == 2) {
 if (jl.getSelectedIndex() >= 0) {
 String yy = (String) vector.get(jl.getSelectedIndex());
 File ff = new File(yy);
 if (ff.exists()) {
 if (yy.matches("[\\S\\s]*.mp3")|| yy.matches("[\\S\\s]*.MP3")) {
 if (soumd1 != null) {
  a = 0;
  b = 0;
  you = 0;
  soumd1.stop();
 }
  soumd1.setMediaLocation("file:/" + yy);
 fo = true;
 soumd1.start();
 geshi=true;
 try {
  Thread.sleep(500);
 } catch (InterruptedException e) {
 }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 if(zongmiao>10000)
 {
  try {
  Thread.sleep(500);
  } catch (InterruptedException e) {
  }
 zongmiao=(int)soumd1.getDuration().getSeconds();
 }
 String aa=fen(zongmiao);
  sj2.setText(aa);
 } else
 JOptionPane.showMessageDialog(null,
  "播放文件格式的有错,无法播放 建议删除");
 } else
 JOptionPane.showMessageDialog(null,
  "此歌曲文件已经不存在,建议删除");

}
}
if (event.isMetaDown()) {
 if (jl.getSelectedIndex() >= 0) {
 int a = jl.getSelectedIndex();
 xiugai x = new xiugai();
 jt1.setText(mingcheng.get(jl.getSelectedIndex()) + "");
 jt2.setText(vector.get(jl.getSelectedIndex()) + "");
 }
}
}
});
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
String s = "c:\\music.txt";
mmm(vector, mingcheng, s);
System.exit(0);
 }
});
setSize(300, 400);
setVisible(true);
}

public void run() {
while (true) {
Date now = new Date();
//shijian.setText("当前时间: " + now.getYear()+"年"+now.getMonth()+"月"+now.getDate()+"日"+now.getTime());
shijian.setText("当前时间："+(new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss")).format(new Date())+" 严楷");
try {
Thread.sleep(1000);
} catch (InterruptedException e) {
}
if(geshi){
you=(int)soumd1.getMediaTime().getSeconds();
mm =you％60;
 if(you!=0)
if(you％60==0)
{
 b++;
}
 sj1.setText(b+":"+mm);
sldDiameter.setMaximum(zongmiao);
if(you!=zongmiao)
 sldDiameter.setValue(you);
else {
 sldDiameter.setValue(0);
mm=0;
 b=0;
}
}
}
}

public StringBuffer daoxu(String fileName) {
String mc = "";
for (int i = fileName.length(); i >= 1; i--) {
if (fileName.charAt(i - 1) == '\\')
break;
mc += fileName.charAt(i - 1);
}
StringBuffer buffer = new StringBuffer(mc);
StringBuffer mm = buffer.reverse();
return mm;
}

public void mmm(Vector vector, Vector mingcheng, String lujin) {
lujin a = new lujin(vector, mingcheng);
try {
ObjectOutputStream output = new ObjectOutputStream(new FileOutputStream(lujin));
output.writeObject(a);
output.flush();
output.close();
} catch (Exception e) {

}
}
public String fen(int yy) {
fenzhong = (int) yy / 60;
miaozhong = (int) yy ％ 60;
String sss = fenzhong + ":" + miaozhong;
return sss;
}

public static void main(String agrs[]) {
MP3 s = new MP3();
Thread t1 = new Thread(s);
t1.start();
s.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}

class xiugai extends JFrame {
public xiugai() {
jl1 = new JLabel("文件名");
jt1 = new JTextField(20);
jl2 = new JLabel("文件路径");
jt2 = new JTextField(20);
xiugai = new JButton("修改");
Container c = getContentPane();
c.setLayout(new GridLayout(3, 1));
JPanel j1 = new JPanel();
JPanel j2 = new JPanel();
JPanel j3 = new JPanel();
j1.add(jl1);
j1.add(jt1);
j2.add(jl2);
j2.add(jt2);
j3.add(xiugai);
c.add(j1);
c.add(j2);
c.add(j3);
xiugai.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent event) {
 mingcheng.setElementAt(jt1.getText(), jl.getSelectedIndex());
 vector.setElementAt(jt2.getText(), jl.getSelectedIndex());
 jl.setListData(mingcheng);
 dispose();
}
});
setSize(300, 120);
setVisible(true);
}
}
}

class lujin implements Serializable {

Vector a = new Vector();

Vector b = new Vector();

public lujin(Vector vector, Vector mingcheng) {
a = vector;
b = mingcheng;
}

}