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android获取sdcard音乐文件名乱码问题??

// 获得所有的歌曲
 
        final File music = Environment
                .getExternalStoragePublicDirectory(Environment.DIRECTORY_MUSIC);
        Log.i("directory",
                "getExternalStoragePublicDirectory(Environment.DIRECTORY_MUSIC)"
                        + Environment.getExternalStoragePublicDirectory(
                                Environment.DIRECTORY_MUSIC).toString());                          
musics = music.listFiles();
        for (File item : musics) {
            Log.d("歌曲的位置", "=====>" + item);
        }
//12-01 09:05:40.655: D/歌曲的位置(3658): =====>/storage/emulated/0/Music/????????.mp3