public class JavaAudioPlaySoundExample

{

  public static void main(String[] args) 

  throws Exception

  {

    // open the sound file as a Java input stream

    String gongFile = "/Users/al/DevDaily/Projects/MeditationApp/resources/gong.au";

    InputStream in = new FileInputStream(gongFile);



    // create an audiostream from the inputstream

    AudioStream audioStream = new AudioStream(in);



    // play the audio clip with the audioplayer class

    AudioPlayer.player.start(audioStream);

  }

}

package test.buyticket;



import java.io.File;

import java.io.FileInputStream;

import java.io.InputStream;

import java.util.concurrent.ExecutorService;

import java.util.concurrent.Executors;



import javax.sound.sampled.AudioFormat;

import javax.sound.sampled.AudioInputStream;

import javax.sound.sampled.AudioSystem;

import javax.sound.sampled.DataLine;

import javax.sound.sampled.FloatControl;

import javax.sound.sampled.SourceDataLine;



/**

 * @author xujsh(xjs250@163.com)

 *

 */

public class SimplePlayer {

	

	private static ExecutorService playSoundService = Executors.newFixedThreadPool(1);

	

	private SimplePlayer(){

	}

	

	public static void play(String filename){

		if(filename == null 
------解决方案--------------------
 filename.equals("")){

			System.err.println("Wave file can not be empty!"); 

		}

		play(new File(filename));

	}

	

	public static void play(File soundFile){

		try {

			if(soundFile == null 
------解决方案--------------------
 !soundFile.exists()){

				System.err.println("Wave file not found: " + soundFile);

			}

			InputStream soundStream = new FileInputStream(soundFile);

			play(soundStream);

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	public static void play(InputStream soundStream){

		if (soundStream == null) {

			System.err.println("sound file error!" );

			return;

		}

		PlayTask task = new PlayTask(soundStream);

		playSoundService.execute(task);

	}

	

	public static void destroy(){

		playSoundService.shutdown();

	}

	

	private static class PlayTask implements Runnable{