親測有效！！！ Java 播放 wav 代碼

import javax.sound.sampled.*;
import java.applet.Applet;
import java.applet.AudioClip;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;

public class MusicPlay {
    public static final String MUSIC_FILE = "你的檔案路徑";

    public static void play() throws LineUnavailableException,
            UnsupportedAudioFileException, IOException {

        // 擷取音頻輸入流
        AudioInputStream audioInputStream = AudioSystem
                .getAudioInputStream(new File(MUSIC_FILE));
        // 擷取音頻編碼對象
        AudioFormat audioFormat = audioInputStream.getFormat();

        // 設定資料輸入
        DataLine.Info dataLineInfo = new DataLine.Info(SourceDataLine.class,
                audioFormat, AudioSystem.NOT_SPECIFIED);
        SourceDataLine sourceDataLine = (SourceDataLine) AudioSystem
                .getLine(dataLineInfo);
        sourceDataLine.open(audioFormat);
        sourceDataLine.start();

        /*
         * 從輸入流中讀取資料發送到混音器
         */
        int count;
        byte tempBuffer[] = new byte[1024];
        while ((count = audioInputStream.read(tempBuffer, 0, tempBuffer.length)) != -1) {
            if (count > 0) {
                sourceDataLine.write(tempBuffer, 0, count);
            }
        }

        // 清空資料緩沖,并關閉輸入
        sourceDataLine.drain();
        sourceDataLine.close();
    }

}