笔记84 | 修复音乐视频拔插U盘不记忆播放时间问题

private void save() {
        mTW.mCurrentPos = mMediaPlayer.getCurrentPosition();
        try {
            BufferedWriter bw = null;
            try {
                bw = new BufferedWriter(new FileWriter("/data/tw/music"));
                bw.write(mTW.mCurrentAPath);
                bw.write('\n');
                bw.write(Integer.toString(mTW.mCurrentIndex));
                bw.write('\n');
                bw.write(Integer.toString(mTW.mCurrentPos)); //这个就储存播放时间
                bw.write('\n');
                bw.write(Integer.toString(mTW.mShuffle));
                bw.write('\n');
                bw.write(Integer.toString(mTW.mRepeat));
                bw.write('\n');
                bw.flush();
            } catch (Exception e) {
                new File("/data/tw/music").delete();
            } finally {
                if(bw != null) {
                    bw.close();
                    bw = null;
                }
            }
            FileUtils.setPermissions("/data/tw/music", 0666, -1, -1);
        } catch (Exception e) {
        }
    }