Android 音乐播放的管理

[code]
/**
 * 音乐播放器的管理类,需要与Activity 的生命周期
 * 相联动
 * @author Administrator
 *
 */
public class MediaManager {

    private static MediaPlayer mMediaPlayer;
    //是否暂停
    private static boolean isPause;

    /**
     * 播放声音
     */
    public static void playSound(String path,
              MediaPlayer.OnCompletionListener listener){
          if(mMediaPlayer==null){
              mMediaPlayer=new MediaPlayer();
              ///错误的监听
              mMediaPlayer.setOnErrorListener(new OnErrorListener() {

                @Override
                public boolean onError(MediaPlayer arg0, int arg1, int arg2) {
                    mMediaPlayer.reset();
                    return false;
                }
            });
          }else{
              //重置
              mMediaPlayer.reset();
          }

     try {
         mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
         mMediaPlayer.setOnCompletionListener(listener);
         mMediaPlayer.setDataSource(path);
         mMediaPlayer.prepare();
         mMediaPlayer.start();

    } catch (Exception e) {
        // TODO 自动生成的 catch 块
        e.printStackTrace();
    }

    }

    /**
     * 暂停
     */
    public static void pause(){
        if(mMediaPlayer!=null &&mMediaPlayer.isPlaying()){
            mMediaPlayer.pause();
            isPause=true;
        }
    };

    /**
     * 恢复状态
     */
    public static void reSume(){

        if(mMediaPlayer!=null && isPause){
            mMediaPlayer.start();
            isPause=false;
        }
    }

    /**
     * 释放资源
     */
    public static void release(){
        if(mMediaPlayer!=null){
            mMediaPlayer.release();
            mMediaPlayer=null;
        }
    }
}