@Override public int ChangeSinaFriendsToScholarFriends(String userName) { // TODO Auto-generated method stub ScholarUser scholarUser = scholarUserDao.getScholarUserByName(userName); List friendList = scholarUserDao.getScholarFriendsForSina(scholarUser); boolean flag = false; if (friendList != null) { flag = scholarUserDao.addSeveralFriendsForUser(scholarUser, friendList); } if (flag) return friendList.size(); else return 0; }