/**
  * 获取用户收藏内容列表
  *
  * @param uname
  * @param pageNum
  * @param pageSize
  * @return
  */
 public List<AllContent> queryUserFavor(String uname, int pageNum, int pageSize) {
   User user = userDao.getUserInfo(uname);
   if (user == null) {
     return new ArrayList<AllContent>();
   }
   List<AllContent> contentList = contentDao.queryUserFavor(uname, pageNum, pageSize);
   if (contentList != null && contentList.size() > 0) {
     for (AllContent content : contentList) {
       content.setSubList(subContentDao.getSubList(content.getId()));
       changeContent(content);
     }
     return contentList;
   } else {
     return new ArrayList<AllContent>();
   }
 }
 /**
  * 收藏内容
  *
  * @param uname 用户名
  * @param columnId 栏目id
  * @param contentId 内容id
  * @return
  */
 public boolean stowContent(String uname, Long columnId, String contentId) {
   User user = userDao.getUserInfo(uname);
   if (user == null || columnId == null || contentId == null) {
     return false;
   }
   UserFavor userFav = userFavorDao.getUserFavor(uname, columnId, contentId);
   if (userFav != null) {
     return true;
   } else {
     userFav = new UserFavor();
     userFav.setUserId(user.getId());
     userFav.setUname(user.getUname());
     userFav.setColumnId(columnId);
     userFav.setContentId(contentId);
     userFav.setStowTime(new Date());
     return userFavorDao.storeUserFavor(userFav);
   }
 }