Android使用SoundPool播放短音效

private SoundPool.Builder spBuilder;
private SoundPool soundPool;
private Integer[] fmSound = FmManager.getRawAudios();

 if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      if (null == spBuilder) {
        spBuilder = new SoundPool.Builder();
        AudioAttributes.Builder builder = new AudioAttributes.Builder();
        builder.setLegacyStreamType(AudioManager.STREAM_MUSIC);
        spBuilder.setAudioAttributes(builder.build());
        spBuilder.setMaxStreams(10);
      }
      if (null == soundPool) {
        soundPool = spBuilder.build();
      }
    } else {
      if (null == soundPool) {
        soundPool = new SoundPool(10, AudioManager.STREAM_MUSIC, 10); //最多播放10个音效，格式为Steam_music，音质为10
      }
    }
    soundPool.setOnLoadCompleteListener(this);
    if (null == fmArray) {
      fmArray = new SparseIntArray();
    }
    if (null == streamArray) {
      streamArray = new SparseIntArray();
    }
    for (int i = 0; i